diff --git a/.mailmap b/.mailmap index 16b704e1d5d3..9f41b3906b66 100644 --- a/.mailmap +++ b/.mailmap @@ -512,6 +512,7 @@ Praveen BP Pradeep Kumar Chitrapu Prasad Sodagudi Punit Agrawal +Puranjay Mohan Qais Yousef Qais Yousef Quentin Monnet diff --git a/Documentation/admin-guide/kernel-parameters.txt b/Documentation/admin-guide/kernel-parameters.txt index 902ecd92a29f..213d0719e2b7 100644 --- a/Documentation/admin-guide/kernel-parameters.txt +++ b/Documentation/admin-guide/kernel-parameters.txt @@ -3423,6 +3423,9 @@ arch-independent options, each of which is an aggregation of existing arch-specific options. + Note, "mitigations" is supported if and only if the + kernel was built with CPU_MITIGATIONS=y. + off Disable all optional CPU mitigations. This improves system performance, but it may also diff --git a/Documentation/core-api/workqueue.rst b/Documentation/core-api/workqueue.rst index ed73c612174d..bcc370c876be 100644 --- a/Documentation/core-api/workqueue.rst +++ b/Documentation/core-api/workqueue.rst @@ -671,7 +671,7 @@ configuration, worker pools and how workqueues map to the pools: :: events_unbound unbound 9 9 10 10 8 events_freezable percpu 0 2 4 6 events_power_efficient percpu 0 2 4 6 - events_freezable_power_ percpu 0 2 4 6 + events_freezable_pwr_ef percpu 0 2 4 6 rcu_gp percpu 0 2 4 6 rcu_par_gp percpu 0 2 4 6 slub_flushwq percpu 0 2 4 6 @@ -694,7 +694,7 @@ Use tools/workqueue/wq_monitor.py to monitor workqueue operations: :: events_unbound 38306 0 0.1 - 7 - - events_freezable 0 0 0.0 0 0 - - events_power_efficient 29598 0 0.2 0 0 - - - events_freezable_power_ 10 0 0.0 0 0 - - + events_freezable_pwr_ef 10 0 0.0 0 0 - - sock_diag_events 0 0 0.0 0 0 - - total infl CPUtime CPUhog CMW/RPR mayday rescued @@ -704,7 +704,7 @@ Use tools/workqueue/wq_monitor.py to monitor workqueue operations: :: events_unbound 38322 0 0.1 - 7 - - events_freezable 0 0 0.0 0 0 - - events_power_efficient 29603 0 0.2 0 0 - - - events_freezable_power_ 10 0 0.0 0 0 - - + events_freezable_pwr_ef 10 0 0.0 0 0 - - sock_diag_events 0 0 0.0 0 0 - - ... diff --git a/Documentation/devicetree/bindings/eeprom/at24.yaml b/Documentation/devicetree/bindings/eeprom/at24.yaml index 1812ef31d5f1..3c36cd0510de 100644 --- a/Documentation/devicetree/bindings/eeprom/at24.yaml +++ b/Documentation/devicetree/bindings/eeprom/at24.yaml @@ -68,14 +68,10 @@ properties: pattern: cs16$ - items: pattern: c32$ - - items: - pattern: c32d-wl$ - items: pattern: cs32$ - items: pattern: c64$ - - items: - pattern: c64d-wl$ - items: pattern: cs64$ - items: @@ -136,6 +132,7 @@ properties: - renesas,r1ex24128 - samsung,s524ad0xd1 - const: atmel,24c128 + - pattern: '^atmel,24c(32|64)d-wl$' # Actual vendor is st label: description: Descriptive name of the EEPROM. diff --git a/Documentation/devicetree/bindings/pinctrl/renesas,rzg2l-pinctrl.yaml b/Documentation/devicetree/bindings/pinctrl/renesas,rzg2l-pinctrl.yaml index d476de82e5c3..4d5a957fa232 100644 --- a/Documentation/devicetree/bindings/pinctrl/renesas,rzg2l-pinctrl.yaml +++ b/Documentation/devicetree/bindings/pinctrl/renesas,rzg2l-pinctrl.yaml @@ -120,7 +120,9 @@ additionalProperties: slew-rate: true gpio-hog: true gpios: true + input: true input-enable: true + output-enable: true output-high: true output-low: true line-name: true diff --git a/Documentation/devicetree/bindings/soc/rockchip/grf.yaml b/Documentation/devicetree/bindings/soc/rockchip/grf.yaml index 0b87c266760c..79798c747476 100644 --- a/Documentation/devicetree/bindings/soc/rockchip/grf.yaml +++ b/Documentation/devicetree/bindings/soc/rockchip/grf.yaml @@ -171,6 +171,7 @@ allOf: unevaluatedProperties: false pcie-phy: + type: object description: Documentation/devicetree/bindings/phy/rockchip-pcie-phy.txt diff --git a/Documentation/rust/arch-support.rst b/Documentation/rust/arch-support.rst index 5c4fa9f5d1cd..c9137710633a 100644 --- a/Documentation/rust/arch-support.rst +++ b/Documentation/rust/arch-support.rst @@ -16,7 +16,7 @@ support corresponds to ``S`` values in the ``MAINTAINERS`` file. Architecture Level of support Constraints ============= ================ ============================================== ``arm64`` Maintained Little Endian only. -``loongarch`` Maintained - +``loongarch`` Maintained \- ``um`` Maintained ``x86_64`` only. ``x86`` Maintained ``x86_64`` only. ============= ================ ============================================== diff --git a/Documentation/timers/no_hz.rst b/Documentation/timers/no_hz.rst index f8786be15183..7fe8ef9718d8 100644 --- a/Documentation/timers/no_hz.rst +++ b/Documentation/timers/no_hz.rst @@ -129,11 +129,8 @@ adaptive-tick CPUs: At least one non-adaptive-tick CPU must remain online to handle timekeeping tasks in order to ensure that system calls like gettimeofday() returns accurate values on adaptive-tick CPUs. (This is not an issue for CONFIG_NO_HZ_IDLE=y because there are no running -user processes to observe slight drifts in clock rate.) Therefore, the -boot CPU is prohibited from entering adaptive-ticks mode. Specifying a -"nohz_full=" mask that includes the boot CPU will result in a boot-time -error message, and the boot CPU will be removed from the mask. Note that -this means that your system must have at least two CPUs in order for +user processes to observe slight drifts in clock rate.) Note that this +means that your system must have at least two CPUs in order for CONFIG_NO_HZ_FULL=y to do anything for you. Finally, adaptive-ticks CPUs must have their RCU callbacks offloaded. diff --git a/Documentation/translations/zh_CN/core-api/workqueue.rst b/Documentation/translations/zh_CN/core-api/workqueue.rst index 7fac6f75d078..fe0ff5a127f3 100644 --- a/Documentation/translations/zh_CN/core-api/workqueue.rst +++ b/Documentation/translations/zh_CN/core-api/workqueue.rst @@ -7,12 +7,13 @@ 司延腾 Yanteng Si 周彬彬 Binbin Zhou + 陈兴友 Xingyou Chen .. _cn_workqueue.rst: -========================= -并发管理的工作队列 (cmwq) -========================= +======== +工作队列 +======== :日期: September, 2010 :作者: Tejun Heo @@ -22,7 +23,7 @@ 简介 ==== -在很多情况下，需要一个异步进程的执行环境，工作队列（wq）API是这种情况下 +在很多情况下，需要一个异步的程序执行环境，工作队列（wq）API是这种情况下 最常用的机制。 当需要这样一个异步执行上下文时，一个描述将要执行的函数的工作项（work， @@ -34,8 +35,8 @@ 队列时，工作者又开始执行。 -为什么要cmwq? -============= +为什么要有并发管理工作队列? +=========================== 在最初的wq实现中，多线程（MT）wq在每个CPU上有一个工作者线程，而单线程 （ST）wq在全系统有一个工作者线程。一个MT wq需要保持与CPU数量相同的工 @@ -73,9 +74,11 @@ 向该函数的工作项，并在工作队列中排队等待该工作项。（就是挂到workqueue 队列里面去） -特定目的线程，称为工作线程（工作者），一个接一个地执行队列中的功能。 -如果没有工作项排队，工作者线程就会闲置。这些工作者线程被管理在所谓 -的工作者池中。 +工作项可以在线程或BH(软中断)上下文中执行。 + +对于由线程执行的工作队列，被称为（内核）工作者（[k]worker）的特殊 +线程会依次执行其中的函数。如果没有工作项排队，工作者线程就会闲置。 +这些工作者线程被管理在所谓的工作者池中。 cmwq设计区分了面向用户的工作队列，子系统和驱动程序在上面排队工作， 以及管理工作者池和处理排队工作项的后端机制。 @@ -84,6 +87,10 @@ cmwq设计区分了面向用户的工作队列，子系统和驱动程序在上 优先级的工作项，还有一些额外的工作者池，用于服务未绑定工作队列的工 作项目——这些后备池的数量是动态的。 +BH工作队列使用相同的结构。然而，由于同一时间只可能有一个执行上下文， +不需要担心并发问题。每个CPU上的BH工作者池只包含一个用于表示BH执行 +上下文的虚拟工作者。BH工作队列可以被看作软中断的便捷接口。 + 当他们认为合适的时候，子系统和驱动程序可以通过特殊的 ``workqueue API`` 函数创建和排队工作项。他们可以通过在工作队列上 设置标志来影响工作项执行方式的某些方面，他们把工作项放在那里。这些 @@ -95,9 +102,9 @@ cmwq设计区分了面向用户的工作队列，子系统和驱动程序在上 否则一个绑定的工作队列的工作项将被排在与发起线程运行的CPU相关的普 通或高级工作工作者池的工作项列表中。 -对于任何工作者池的实施，管理并发水平（有多少执行上下文处于活动状 -态）是一个重要问题。最低水平是为了节省资源，而饱和水平是指系统被 -充分使用。 +对于任何线程池的实施，管理并发水平（有多少执行上下文处于活动状 +态）是一个重要问题。cmwq试图将并发保持在一个尽可能低且充足的 +水平。最低水平是为了节省资源，而充足是为了使系统能被充分使用。 每个与实际CPU绑定的worker-pool通过钩住调度器来实现并发管理。每当 一个活动的工作者被唤醒或睡眠时，工作者池就会得到通知，并跟踪当前可 @@ -140,6 +147,17 @@ workqueue将自动创建与属性相匹配的后备工作者池。调节并发 ``flags`` --------- +``WQ_BH`` + BH工作队列可以被看作软中断的便捷接口。它总是每个CPU一份， + 其中的各个工作项也会按在队列中的顺序，被所属CPU在软中断 + 上下文中执行。 + + BH工作队列的 ``max_active`` 值必须为0，且只能单独或和 + ``WQ_HIGHPRI`` 标志组合使用。 + + BH工作项不可以睡眠。像延迟排队、冲洗、取消等所有其他特性 + 都是支持的。 + ``WQ_UNBOUND`` 排队到非绑定wq的工作项由特殊的工作者池提供服务，这些工作者不 绑定在任何特定的CPU上。这使得wq表现得像一个简单的执行环境提 @@ -184,25 +202,21 @@ workqueue将自动创建与属性相匹配的后备工作者池。调节并发 -------------- ``@max_active`` 决定了每个CPU可以分配给wq的工作项的最大执行上 -下文数量。例如，如果 ``@max_active为16`` ，每个CPU最多可以同 -时执行16个wq的工作项。 +下文数量。例如，如果 ``@max_active`` 为16 ，每个CPU最多可以同 +时执行16个wq的工作项。它总是每CPU属性，即便对于未绑定 wq。 -目前，对于一个绑定的wq， ``@max_active`` 的最大限制是512，当指 -定为0时使用的默认值是256。对于非绑定的wq，其限制是512和 -4 * ``num_possible_cpus()`` 中的较高值。这些值被选得足够高，所 -以它们不是限制性因素，同时会在失控情况下提供保护。 +``@max_active`` 的最大限制是512，当指定为0时使用的默认值是256。 +这些值被选得足够高，所以它们不是限制性因素，同时会在失控情况下提供 +保护。 一个wq的活动工作项的数量通常由wq的用户来调节，更具体地说，是由用 户在同一时间可以排列多少个工作项来调节。除非有特定的需求来控制活动 工作项的数量，否则建议指定 为"0"。 -一些用户依赖于ST wq的严格执行顺序。 ``@max_active`` 为1和 ``WQ_UNBOUND`` -的组合用来实现这种行为。这种wq上的工作项目总是被排到未绑定的工作池 -中，并且在任何时候都只有一个工作项目处于活动状态，从而实现与ST wq相 -同的排序属性。 - -在目前的实现中，上述配置只保证了特定NUMA节点内的ST行为。相反， -``alloc_ordered_workqueue()`` 应该被用来实现全系统的ST行为。 +一些用户依赖于任意时刻最多只有一个工作项被执行，且各工作项被按队列中 +顺序处理带来的严格执行顺序。``@max_active`` 为1和 ``WQ_UNBOUND`` +的组合曾被用来实现这种行为，现在不用了。请使用 +``alloc_ordered_workqueue()`` 。 执行场景示例 @@ -285,7 +299,7 @@ And with cmwq with ``@max_active`` >= 3, :: * 除非有特殊需要，建议使用0作为@max_active。在大多数使用情 况下，并发水平通常保持在默认限制之下。 -* 一个wq作为前进进度保证（WQ_MEM_RECLAIM，冲洗（flush）和工 +* 一个wq作为前进进度保证，``WQ_MEM_RECLAIM`` ，冲洗（flush）和工 作项属性的域。不涉及内存回收的工作项，不需要作为工作项组的一 部分被刷新，也不需要任何特殊属性，可以使用系统中的一个wq。使 用专用wq和系统wq在执行特性上没有区别。 @@ -294,6 +308,337 @@ And with cmwq with ``@max_active`` >= 3, :: 益的，因为wq操作和工作项执行中的定位水平提高了。 +亲和性作用域 +============ + +一个非绑定工作队列根据其亲和性作用域来对CPU进行分组以提高缓存 +局部性。比如如果一个工作队列使用默认的“cache”亲和性作用域， +它将根据最后一级缓存的边界来分组处理器。这个工作队列上的工作项 +将被分配给一个与发起CPU共用最后级缓存的处理器上的工作者。根据 +``affinity_strict`` 的设置，工作者在启动后可能被允许移出 +所在作用域，也可能不被允许。 + +工作队列目前支持以下亲和性作用域。 + +``default`` + 使用模块参数 ``workqueue.default_affinity_scope`` 指定 + 的作用域，该参数总是会被设为以下作用域中的一个。 + +``cpu`` + CPU不被分组。一个CPU上发起的工作项会被同一CPU上的工作者执行。 + 这使非绑定工作队列表现得像是不含并发管理的每CPU工作队列。 + +``smt`` + CPU被按SMT边界分组。这通常意味着每个物理CPU核上的各逻辑CPU会 + 被分进同一组。 + +``cache`` + CPU被按缓存边界分组。采用哪个缓存边界由架构代码决定。很多情况 + 下会使用L3。这是默认的亲和性作用域。 + +``numa`` + CPU被按NUMA边界分组。 + +``system`` + 所有CPU被放在同一组。工作队列不尝试在临近发起CPU的CPU上运行 + 工作项。 + +默认的亲和性作用域可以被模块参数 ``workqueue.default_affinity_scope`` +修改，特定工作队列的亲和性作用域可以通过 ``apply_workqueue_attrs()`` +被更改。 + +如果设置了 ``WQ_SYSFS`` ，工作队列会在它的 ``/sys/devices/virtual/workqueue/WQ_NAME/`` +目录中有以下亲和性作用域相关的接口文件。 + +``affinity_scope`` + 读操作以查看当前的亲和性作用域。写操作用于更改设置。 + + 当前作用域是默认值时，当前生效的作用域也可以被从这个文件中 + 读到（小括号内），例如 ``default (cache)`` 。 + +``affinity_strict`` + 默认值0表明亲和性作用域不是严格的。当一个工作项开始执行时， + 工作队列尽量尝试使工作者处于亲和性作用域内，称为遣返。启动后， + 调度器可以自由地将工作者调度到系统中任意它认为合适的地方去。 + 这使得在保留使用其他CPU（如果必需且有可用）能力的同时， + 还能从作用域局部性上获益。 + + 如果设置为1，作用域内的所有工作者将被保证总是处于作用域内。 + 这在跨亲和性作用域会导致如功耗、负载隔离等方面的潜在影响时 + 会有用。严格的NUMA作用域也可用于和旧版内核中工作队列的行为 + 保持一致。 + + +亲和性作用域与性能 +================== + +如果非绑定工作队列的行为对绝大多数使用场景来说都是最优的， +不需要更多调节，就完美了。很不幸，在当前内核中，重度使用 +工作队列时，需要在局部性和利用率间显式地作一个明显的权衡。 + +更高的局部性带来更高效率，也就是相同数量的CPU周期内可以做 +更多工作。然而，如果发起者没能将工作项充分地分散在亲和性 +作用域间，更高的局部性也可能带来更低的整体系统利用率。以下 +dm-crypt 的性能测试清楚地阐明了这一取舍。 + +测试运行在一个12核24线程、4个L3缓存的处理器（AMD Ryzen +9 3900x）上。为保持一致性，关闭CPU超频。 ``/dev/dm-0`` +是NVME SSD（三星 990 PRO）上创建，用 ``cryptsetup`` +以默认配置打开的一个 dm-crypt 设备。 + + +场景 1: 机器上遍布着有充足的发起者和工作量 +------------------------------------------ + +使用命令：:: + + $ fio --filename=/dev/dm-0 --direct=1 --rw=randrw --bs=32k --ioengine=libaio \ + --iodepth=64 --runtime=60 --numjobs=24 --time_based --group_reporting \ + --name=iops-test-job --verify=sha512 + +这里有24个发起者，每个同时发起64个IO。 ``--verify=sha512`` +使得 ``fio`` 每次生成和读回内容受发起者和 ``kcryptd`` +间的执行局部性影响。下面是基于不同 ``kcryptd`` 的亲和性 +作用域设置，各经过五次测试得到的读取带宽和CPU利用率数据。 + +.. list-table:: + :widths: 16 20 20 + :header-rows: 1 + + * - 亲和性 + - 带宽 (MiBps) + - CPU利用率（%） + + * - system + - 1159.40 ±1.34 + - 99.31 ±0.02 + + * - cache + - 1166.40 ±0.89 + - 99.34 ±0.01 + + * - cache (strict) + - 1166.00 ±0.71 + - 99.35 ±0.01 + +在系统中分布着足够多发起者的情况下，不论严格与否，“cache” +没有表现得更差。三种配置均使整个机器达到饱和，但由于提高了 +局部性，缓存相关的两种有0.6%的（带宽）提升。 + + +场景 2: 更少发起者，足以达到饱和的工作量 +---------------------------------------- + +使用命令：:: + + $ fio --filename=/dev/dm-0 --direct=1 --rw=randrw --bs=32k \ + --ioengine=libaio --iodepth=64 --runtime=60 --numjobs=8 \ + --time_based --group_reporting --name=iops-test-job --verify=sha512 + +与上一个场景唯一的区别是 ``--numjobs=8``。 发起者数量 +减少为三分之一，但仍然有足以使系统达到饱和的工作总量。 + +.. list-table:: + :widths: 16 20 20 + :header-rows: 1 + + * - 亲和性 + - 带宽 (MiBps) + - CPU利用率（%） + + * - system + - 1155.40 ±0.89 + - 97.41 ±0.05 + + * - cache + - 1154.40 ±1.14 + - 96.15 ±0.09 + + * - cache (strict) + - 1112.00 ±4.64 + - 93.26 ±0.35 + +这里有超过使系统达到饱和所需的工作量。“system”和“cache” +都接近但并未使机器完全饱和。“cache”消耗更少的CPU但更高的 +效率使其得到和“system”相同的带宽。 + +八个发起者盘桓在四个L3缓存作用域间仍然允许“cache (strict)” +几乎使机器饱和，但缺少对工作的保持（不移到空闲处理器上） +开始带来3.7%的带宽损失。 + + +场景 3: 更少发起者，不充足的工作量 +---------------------------------- + +使用命令：:: + + $ fio --filename=/dev/dm-0 --direct=1 --rw=randrw --bs=32k \ + --ioengine=libaio --iodepth=64 --runtime=60 --numjobs=4 \ + --time_based --group_reporting --name=iops-test-job --verify=sha512 + +再次，唯一的区别是 ``--numjobs=4``。由于发起者减少到四个， +现在没有足以使系统饱和的工作量，带宽变得依赖于完成时延。 + +.. list-table:: + :widths: 16 20 20 + :header-rows: 1 + + * - 亲和性 + - 带宽 (MiBps) + - CPU利用率（%） + + * - system + - 993.60 ±1.82 + - 75.49 ±0.06 + + * - cache + - 973.40 ±1.52 + - 74.90 ±0.07 + + * - cache (strict) + - 828.20 ±4.49 + - 66.84 ±0.29 + +现在，局部性和利用率间的权衡更清晰了。“cache”展示出相比 +“system”2%的带宽损失，而“cache (strict)”跌到20%。 + + +结论和建议 +---------- + +在以上试验中，虽然一致并且也明显，但“cache”亲和性作用域 +相比“system”的性能优势并不大。然而，这影响是依赖于作用域 +间距离的，在更复杂的处理器拓扑下可能有更明显的影响。 + +虽然这些情形下缺少工作保持是有坏处的，但比“cache (strict)” +好多了，而且最大化工作队列利用率的需求也并不常见。因此， +“cache”是非绑定池的默认亲和性作用域。 + +* 由于不存在一个适用于大多数场景的选择，对于可能需要消耗 + 大量CPU的工作队列，建议通过 ``apply_workqueue_attrs()`` + 进行（专门）配置，并考虑是否启用 ``WQ_SYSFS``。 + +* 设置了严格“cpu”亲和性作用域的非绑定工作队列，它的行为与 + ``WQ_CPU_INTENSIVE`` 每CPU工作队列一样。后者没有真正 + 优势，而前者提供了大幅度的灵活性。 + +* 亲和性作用域是从Linux v6.5起引入的。为了模拟旧版行为， + 可以使用严格的“numa”亲和性作用域。 + +* 不严格的亲和性作用域中，缺少工作保持大概缘于调度器。内核 + 为什么没能维护好大多数场景下的工作保持，把事情作对，还没有 + 理论上的解释。因此，未来调度器的改进可能会使我们不再需要 + 这些调节项。 + + +检查配置 +======== + +使用 tools/workqueue/wq_dump.py（drgn脚本） 来检查未 +绑定CPU的亲和性配置，工作者池，以及工作队列如何映射到池上: :: + + $ tools/workqueue/wq_dump.py + Affinity Scopes + =============== + wq_unbound_cpumask=0000000f + + CPU + nr_pods 4 + pod_cpus [0]=00000001 [1]=00000002 [2]=00000004 [3]=00000008 + pod_node [0]=0 [1]=0 [2]=1 [3]=1 + cpu_pod [0]=0 [1]=1 [2]=2 [3]=3 + + SMT + nr_pods 4 + pod_cpus [0]=00000001 [1]=00000002 [2]=00000004 [3]=00000008 + pod_node [0]=0 [1]=0 [2]=1 [3]=1 + cpu_pod [0]=0 [1]=1 [2]=2 [3]=3 + + CACHE (default) + nr_pods 2 + pod_cpus [0]=00000003 [1]=0000000c + pod_node [0]=0 [1]=1 + cpu_pod [0]=0 [1]=0 [2]=1 [3]=1 + + NUMA + nr_pods 2 + pod_cpus [0]=00000003 [1]=0000000c + pod_node [0]=0 [1]=1 + cpu_pod [0]=0 [1]=0 [2]=1 [3]=1 + + SYSTEM + nr_pods 1 + pod_cpus [0]=0000000f + pod_node [0]=-1 + cpu_pod [0]=0 [1]=0 [2]=0 [3]=0 + + Worker Pools + ============ + pool[00] ref= 1 nice= 0 idle/workers= 4/ 4 cpu= 0 + pool[01] ref= 1 nice=-20 idle/workers= 2/ 2 cpu= 0 + pool[02] ref= 1 nice= 0 idle/workers= 4/ 4 cpu= 1 + pool[03] ref= 1 nice=-20 idle/workers= 2/ 2 cpu= 1 + pool[04] ref= 1 nice= 0 idle/workers= 4/ 4 cpu= 2 + pool[05] ref= 1 nice=-20 idle/workers= 2/ 2 cpu= 2 + pool[06] ref= 1 nice= 0 idle/workers= 3/ 3 cpu= 3 + pool[07] ref= 1 nice=-20 idle/workers= 2/ 2 cpu= 3 + pool[08] ref=42 nice= 0 idle/workers= 6/ 6 cpus=0000000f + pool[09] ref=28 nice= 0 idle/workers= 3/ 3 cpus=00000003 + pool[10] ref=28 nice= 0 idle/workers= 17/ 17 cpus=0000000c + pool[11] ref= 1 nice=-20 idle/workers= 1/ 1 cpus=0000000f + pool[12] ref= 2 nice=-20 idle/workers= 1/ 1 cpus=00000003 + pool[13] ref= 2 nice=-20 idle/workers= 1/ 1 cpus=0000000c + + Workqueue CPU -> pool + ===================== + [ workqueue \ CPU 0 1 2 3 dfl] + events percpu 0 2 4 6 + events_highpri percpu 1 3 5 7 + events_long percpu 0 2 4 6 + events_unbound unbound 9 9 10 10 8 + events_freezable percpu 0 2 4 6 + events_power_efficient percpu 0 2 4 6 + events_freezable_power_ percpu 0 2 4 6 + rcu_gp percpu 0 2 4 6 + rcu_par_gp percpu 0 2 4 6 + slub_flushwq percpu 0 2 4 6 + netns ordered 8 8 8 8 8 + ... + +参见命令的帮助消息以获取更多信息。 + + +监视 +==== + +使用 tools/workqueue/wq_monitor.py 来监视工作队列的运行： :: + + $ tools/workqueue/wq_monitor.py events + total infl CPUtime CPUhog CMW/RPR mayday rescued + events 18545 0 6.1 0 5 - - + events_highpri 8 0 0.0 0 0 - - + events_long 3 0 0.0 0 0 - - + events_unbound 38306 0 0.1 - 7 - - + events_freezable 0 0 0.0 0 0 - - + events_power_efficient 29598 0 0.2 0 0 - - + events_freezable_power_ 10 0 0.0 0 0 - - + sock_diag_events 0 0 0.0 0 0 - - + + total infl CPUtime CPUhog CMW/RPR mayday rescued + events 18548 0 6.1 0 5 - - + events_highpri 8 0 0.0 0 0 - - + events_long 3 0 0.0 0 0 - - + events_unbound 38322 0 0.1 - 7 - - + events_freezable 0 0 0.0 0 0 - - + events_power_efficient 29603 0 0.2 0 0 - - + events_freezable_power_ 10 0 0.0 0 0 - - + sock_diag_events 0 0 0.0 0 0 - - + + ... + +参见命令的帮助消息以获取更多信息。 + + 调试 ==== @@ -330,7 +675,6 @@ And with cmwq with ``@max_active`` >= 3, :: 工作队列保证，如果在工作项排队后满足以下条件，则工作项不能重入： - 1. 工作函数没有被改变。 2. 没有人将该工作项排到另一个工作队列中。 3. 该工作项尚未被重新启动。 diff --git a/MAINTAINERS b/MAINTAINERS index 943921d642ad..294e472d7de8 100644 --- a/MAINTAINERS +++ b/MAINTAINERS @@ -553,7 +553,7 @@ F: Documentation/devicetree/bindings/iio/accel/adi,adxl345.yaml F: drivers/input/misc/adxl34x.c ADXL355 THREE-AXIS DIGITAL ACCELEROMETER DRIVER -M: Puranjay Mohan +M: Puranjay Mohan L: linux-iio@vger.kernel.org S: Supported F: Documentation/devicetree/bindings/iio/accel/adi,adxl355.yaml @@ -3714,7 +3714,7 @@ F: drivers/iio/imu/bmi323/ BPF JIT for ARM M: Russell King -M: Puranjay Mohan +M: Puranjay Mohan L: bpf@vger.kernel.org S: Maintained F: arch/arm/net/ @@ -3764,6 +3764,8 @@ X: arch/riscv/net/bpf_jit_comp64.c BPF JIT for RISC-V (64-bit) M: Björn Töpel +R: Pu Lehui +R: Puranjay Mohan L: bpf@vger.kernel.org S: Maintained F: arch/riscv/net/ @@ -4199,7 +4201,6 @@ S: Supported F: drivers/scsi/bnx2i/ BROADCOM BNX2X 10 GIGABIT ETHERNET DRIVER -M: Ariel Elior M: Sudarsana Kalluru M: Manish Chopra L: netdev@vger.kernel.org @@ -15190,9 +15191,8 @@ F: drivers/scsi/myrb.* F: drivers/scsi/myrs.* MYRICOM MYRI-10G 10GbE DRIVER (MYRI10GE) -M: Chris Lee L: netdev@vger.kernel.org -S: Supported +S: Orphan W: https://www.cspi.com/ethernet-products/support/downloads/ F: drivers/net/ethernet/myricom/myri10ge/ @@ -16829,12 +16829,6 @@ S: Maintained F: drivers/leds/leds-pca9532.c F: include/linux/leds-pca9532.h -PCA9541 I2C BUS MASTER SELECTOR DRIVER -M: Guenter Roeck -L: linux-i2c@vger.kernel.org -S: Maintained -F: drivers/i2c/muxes/i2c-mux-pca9541.c - PCI DRIVER FOR AARDVARK (Marvell Armada 3700) M: Thomas Petazzoni M: Pali Rohár @@ -17911,7 +17905,7 @@ F: Documentation/devicetree/bindings/leds/irled/pwm-ir-tx.yaml F: drivers/media/rc/pwm-ir-tx.c PWM SUBSYSTEM -M: Uwe Kleine-König +M: Uwe Kleine-König L: linux-pwm@vger.kernel.org S: Maintained Q: https://patchwork.ozlabs.org/project/linux-pwm/list/ @@ -18035,7 +18029,6 @@ S: Supported F: drivers/scsi/qedi/ QLOGIC QL4xxx ETHERNET DRIVER -M: Ariel Elior M: Manish Chopra L: netdev@vger.kernel.org S: Supported @@ -18045,7 +18038,6 @@ F: include/linux/qed/ QLOGIC QL4xxx RDMA DRIVER M: Michal Kalderon -M: Ariel Elior L: linux-rdma@vger.kernel.org S: Supported F: drivers/infiniband/hw/qedr/ @@ -20215,7 +20207,6 @@ F: include/linux/platform_data/simplefb.h SIOX M: Thorsten Scherer -M: Uwe Kleine-König R: Pengutronix Kernel Team S: Supported F: drivers/gpio/gpio-siox.c @@ -21965,7 +21956,7 @@ F: include/linux/soc/ti/ti_sci_inta_msi.h F: include/linux/soc/ti/ti_sci_protocol.h TEXAS INSTRUMENTS' TMP117 TEMPERATURE SENSOR DRIVER -M: Puranjay Mohan +M: Puranjay Mohan L: linux-iio@vger.kernel.org S: Supported F: Documentation/devicetree/bindings/iio/temperature/ti,tmp117.yaml @@ -24507,6 +24498,14 @@ T: git git://git.kernel.org/pub/scm/linux/kernel/git/kees/linux.git for-next/har F: Documentation/admin-guide/LSM/Yama.rst F: security/yama/ +YAML NETLINK (YNL) +M: Donald Hunter +M: Jakub Kicinski +F: Documentation/netlink/ +F: Documentation/userspace-api/netlink/intro-specs.rst +F: Documentation/userspace-api/netlink/specs.rst +F: tools/net/ynl/ + YEALINK PHONE DRIVER M: Henk Vergonet L: usbb2k-api-dev@nongnu.org diff --git a/Makefile b/Makefile index 43b10f3d438c..40fb2ca6fe4c 100644 --- a/Makefile +++ b/Makefile @@ -2,7 +2,7 @@ VERSION = 6 PATCHLEVEL = 9 SUBLEVEL = 0 -EXTRAVERSION = -rc5 +EXTRAVERSION = -rc6 NAME = Hurr durr I'ma ninja sloth # *DOCUMENTATION* diff --git a/arch/Kconfig b/arch/Kconfig index 65afb1de48b3..30f7930275d8 100644 --- a/arch/Kconfig +++ b/arch/Kconfig @@ -9,6 +9,14 @@ # source "arch/$(SRCARCH)/Kconfig" +config ARCH_CONFIGURES_CPU_MITIGATIONS + bool + +if !ARCH_CONFIGURES_CPU_MITIGATIONS +config CPU_MITIGATIONS + def_bool y +endif + menu "General architecture-dependent options" config ARCH_HAS_SUBPAGE_FAULTS diff --git a/arch/arc/Kconfig b/arch/arc/Kconfig index 99d2845f3feb..4092bec198be 100644 --- a/arch/arc/Kconfig +++ b/arch/arc/Kconfig @@ -6,7 +6,6 @@ config ARC def_bool y select ARC_TIMERS - select ARCH_HAS_CPU_CACHE_ALIASING select ARCH_HAS_CACHE_LINE_SIZE select ARCH_HAS_DEBUG_VM_PGTABLE select ARCH_HAS_DMA_PREP_COHERENT diff --git a/arch/arc/boot/Makefile b/arch/arc/boot/Makefile index 5648748c285f..5a8550124b73 100644 --- a/arch/arc/boot/Makefile +++ b/arch/arc/boot/Makefile @@ -1,8 +1,8 @@ # SPDX-License-Identifier: GPL-2.0 -# uImage build relies on mkimage being availble on your host for ARC target +# uImage build relies on mkimage being available on your host for ARC target # You will need to build u-boot for ARC, rename mkimage to arc-elf32-mkimage -# and make sure it's reacable from your PATH +# and make sure it's reachable from your PATH OBJCOPYFLAGS= -O binary -R .note -R .note.gnu.build-id -R .comment -S diff --git a/arch/arc/boot/dts/axc003.dtsi b/arch/arc/boot/dts/axc003.dtsi index 3434c8131ecd..c0a812674ce9 100644 --- a/arch/arc/boot/dts/axc003.dtsi +++ b/arch/arc/boot/dts/axc003.dtsi @@ -119,9 +119,9 @@ mmc@15000 { /* * The DW APB ICTL intc on MB is connected to CPU intc via a * DT "invisible" DW APB GPIO block, configured to simply pass thru - * interrupts - setup accordinly in platform init (plat-axs10x/ax10x.c) + * interrupts - setup accordingly in platform init (plat-axs10x/ax10x.c) * - * So here we mimic a direct connection betwen them, ignoring the + * So here we mimic a direct connection between them, ignoring the * ABPG GPIO. Thus set "interrupts = <24>" (DW APB GPIO to core) * instead of "interrupts = <12>" (DW APB ICTL to DW APB GPIO) * diff --git a/arch/arc/boot/dts/hsdk.dts b/arch/arc/boot/dts/hsdk.dts index 6691f4255077..41b980df862b 100644 --- a/arch/arc/boot/dts/hsdk.dts +++ b/arch/arc/boot/dts/hsdk.dts @@ -205,7 +205,6 @@ dmac_cfg_clk: dmac-gpu-cfg-clk { }; gmac: ethernet@8000 { - #interrupt-cells = <1>; compatible = "snps,dwmac"; reg = <0x8000 0x2000>; interrupts = <10>; diff --git a/arch/arc/boot/dts/vdk_axs10x_mb.dtsi b/arch/arc/boot/dts/vdk_axs10x_mb.dtsi index 90a412026e64..0e0e2d337bf8 100644 --- a/arch/arc/boot/dts/vdk_axs10x_mb.dtsi +++ b/arch/arc/boot/dts/vdk_axs10x_mb.dtsi @@ -113,7 +113,7 @@ mmc@15000 { /* * Embedded Vision subsystem UIO mappings; only relevant for EV VDK * - * This node is intentionally put outside of MB above becase + * This node is intentionally put outside of MB above because * it maps areas outside of MB's 0xez-0xfz. */ uio_ev: uio@d0000000 { diff --git a/arch/arc/include/asm/cachetype.h b/arch/arc/include/asm/cachetype.h deleted file mode 100644 index 05fc7ed59712..000000000000 --- a/arch/arc/include/asm/cachetype.h +++ /dev/null @@ -1,9 +0,0 @@ -/* SPDX-License-Identifier: GPL-2.0 */ -#ifndef __ASM_ARC_CACHETYPE_H -#define __ASM_ARC_CACHETYPE_H - -#include - -#define cpu_dcache_is_aliasing() true - -#endif diff --git a/arch/arc/include/asm/dsp.h b/arch/arc/include/asm/dsp.h index 202c78e56704..f496dbc4640b 100644 --- a/arch/arc/include/asm/dsp.h +++ b/arch/arc/include/asm/dsp.h @@ -12,7 +12,7 @@ /* * DSP-related saved registers - need to be saved only when you are * scheduled out. - * structure fields name must correspond to aux register defenitions for + * structure fields name must correspond to aux register definitions for * automatic offset calculation in DSP_AUX_SAVE_RESTORE macros */ struct dsp_callee_regs { diff --git a/arch/arc/include/asm/entry-compact.h b/arch/arc/include/asm/entry-compact.h index 92c3e9f13252..00946fe04c9b 100644 --- a/arch/arc/include/asm/entry-compact.h +++ b/arch/arc/include/asm/entry-compact.h @@ -7,7 +7,7 @@ * Stack switching code can no longer reliably rely on the fact that * if we are NOT in user mode, stack is switched to kernel mode. * e.g. L2 IRQ interrupted a L1 ISR which had not yet completed - * it's prologue including stack switching from user mode + * its prologue including stack switching from user mode * * Vineetg: Aug 28th 2008: Bug #94984 * -Zero Overhead Loop Context shd be cleared when entering IRQ/EXcp/Trap @@ -143,7 +143,7 @@ * 2. L1 IRQ taken, ISR starts (CPU auto-switched to KERNEL mode) * 3. But before it could switch SP from USER to KERNEL stack * a L2 IRQ "Interrupts" L1 - * Thay way although L2 IRQ happened in Kernel mode, stack is still + * That way although L2 IRQ happened in Kernel mode, stack is still * not switched. * To handle this, we may need to switch stack even if in kernel mode * provided SP has values in range of USER mode stack ( < 0x7000_0000 ) @@ -173,7 +173,7 @@ GET_CURR_TASK_ON_CPU r9 - /* With current tsk in r9, get it's kernel mode stack base */ + /* With current tsk in r9, get its kernel mode stack base */ GET_TSK_STACK_BASE r9, r9 /* save U mode SP @ pt_regs->sp */ @@ -282,7 +282,7 @@ * NOTE: * * It is recommended that lp_count/ilink1/ilink2 not be used as a dest reg - * for memory load operations. If used in that way interrupts are deffered + * for memory load operations. If used in that way interrupts are deferred * by hardware and that is not good. *-------------------------------------------------------------*/ .macro EXCEPTION_EPILOGUE @@ -350,7 +350,7 @@ * NOTE: * * It is recommended that lp_count/ilink1/ilink2 not be used as a dest reg - * for memory load operations. If used in that way interrupts are deffered + * for memory load operations. If used in that way interrupts are deferred * by hardware and that is not good. *-------------------------------------------------------------*/ .macro INTERRUPT_EPILOGUE LVL diff --git a/arch/arc/include/asm/entry.h b/arch/arc/include/asm/entry.h index cf1ba376e992..38c35722cebf 100644 --- a/arch/arc/include/asm/entry.h +++ b/arch/arc/include/asm/entry.h @@ -7,7 +7,7 @@ #ifndef __ASM_ARC_ENTRY_H #define __ASM_ARC_ENTRY_H -#include /* For NR_syscalls defination */ +#include /* For NR_syscalls definition */ #include #include #include /* For VMALLOC_START */ @@ -56,7 +56,7 @@ .endm /*------------------------------------------------------------- - * given a tsk struct, get to the base of it's kernel mode stack + * given a tsk struct, get to the base of its kernel mode stack * tsk->thread_info is really a PAGE, whose bottom hoists stack * which grows upwards towards thread_info *------------------------------------------------------------*/ diff --git a/arch/arc/include/asm/irq.h b/arch/arc/include/asm/irq.h index c574712ad865..9cd79263acba 100644 --- a/arch/arc/include/asm/irq.h +++ b/arch/arc/include/asm/irq.h @@ -10,7 +10,7 @@ * ARCv2 can support 240 interrupts in the core interrupts controllers and * 128 interrupts in IDU. Thus 512 virtual IRQs must be enough for most * configurations of boards. - * This doesnt affect ARCompact, but we change it to same value + * This doesn't affect ARCompact, but we change it to same value */ #define NR_IRQS 512 diff --git a/arch/arc/include/asm/irqflags-compact.h b/arch/arc/include/asm/irqflags-compact.h index 0d63e568d64c..936a2f21f315 100644 --- a/arch/arc/include/asm/irqflags-compact.h +++ b/arch/arc/include/asm/irqflags-compact.h @@ -46,7 +46,7 @@ * IRQ Control Macros * * All of them have "memory" clobber (compiler barrier) which is needed to - * ensure that LD/ST requiring irq safetly (R-M-W when LLSC is not available) + * ensure that LD/ST requiring irq safety (R-M-W when LLSC is not available) * are redone after IRQs are re-enabled (and gcc doesn't reuse stale register) * * Noted at the time of Abilis Timer List corruption diff --git a/arch/arc/include/asm/mmu_context.h b/arch/arc/include/asm/mmu_context.h index dda471f5f05b..9963bb1a5733 100644 --- a/arch/arc/include/asm/mmu_context.h +++ b/arch/arc/include/asm/mmu_context.h @@ -165,7 +165,7 @@ static inline void switch_mm(struct mm_struct *prev, struct mm_struct *next, * for retiring-mm. However destroy_context( ) still needs to do that because * between mm_release( ) = >deactive_mm( ) and * mmput => .. => __mmdrop( ) => destroy_context( ) - * there is a good chance that task gets sched-out/in, making it's ASID valid + * there is a good chance that task gets sched-out/in, making its ASID valid * again (this teased me for a whole day). */ diff --git a/arch/arc/include/asm/pgtable-bits-arcv2.h b/arch/arc/include/asm/pgtable-bits-arcv2.h index f3eea3f30b2e..8ebec1b21d24 100644 --- a/arch/arc/include/asm/pgtable-bits-arcv2.h +++ b/arch/arc/include/asm/pgtable-bits-arcv2.h @@ -66,7 +66,7 @@ * Other rules which cause the divergence from 1:1 mapping * * 1. Although ARC700 can do exclusive execute/write protection (meaning R - * can be tracked independet of X/W unlike some other CPUs), still to + * can be tracked independently of X/W unlike some other CPUs), still to * keep things consistent with other archs: * -Write implies Read: W => R * -Execute implies Read: X => R diff --git a/arch/arc/include/asm/ptrace.h b/arch/arc/include/asm/ptrace.h index 00b9318e551e..cf79df0b2570 100644 --- a/arch/arc/include/asm/ptrace.h +++ b/arch/arc/include/asm/ptrace.h @@ -169,7 +169,7 @@ static inline unsigned long regs_get_register(struct pt_regs *regs, return *(unsigned long *)((unsigned long)regs + offset); } -extern int syscall_trace_entry(struct pt_regs *); +extern int syscall_trace_enter(struct pt_regs *); extern void syscall_trace_exit(struct pt_regs *); #endif /* !__ASSEMBLY__ */ diff --git a/arch/arc/include/asm/shmparam.h b/arch/arc/include/asm/shmparam.h index 8b0251464ffd..719112af0f41 100644 --- a/arch/arc/include/asm/shmparam.h +++ b/arch/arc/include/asm/shmparam.h @@ -6,7 +6,7 @@ #ifndef __ARC_ASM_SHMPARAM_H #define __ARC_ASM_SHMPARAM_H -/* Handle upto 2 cache bins */ +/* Handle up to 2 cache bins */ #define SHMLBA (2 * PAGE_SIZE) /* Enforce SHMLBA in shmat */ diff --git a/arch/arc/include/asm/smp.h b/arch/arc/include/asm/smp.h index e0913f52c2cd..990f834909f0 100644 --- a/arch/arc/include/asm/smp.h +++ b/arch/arc/include/asm/smp.h @@ -77,7 +77,7 @@ static inline const char *arc_platform_smp_cpuinfo(void) /* * ARC700 doesn't support atomic Read-Modify-Write ops. - * Originally Interrupts had to be disabled around code to gaurantee atomicity. + * Originally Interrupts had to be disabled around code to guarantee atomicity. * The LLOCK/SCOND insns allow writing interrupt-hassle-free based atomic ops * based on retry-if-irq-in-atomic (with hardware assist). * However despite these, we provide the IRQ disabling variant @@ -86,7 +86,7 @@ static inline const char *arc_platform_smp_cpuinfo(void) * support needed. * * (2) In a SMP setup, the LLOCK/SCOND atomicity across CPUs needs to be - * gaurantted by the platform (not something which core handles). + * guaranteed by the platform (not something which core handles). * Assuming a platform won't, SMP Linux needs to use spinlocks + local IRQ * disabling for atomicity. * diff --git a/arch/arc/include/asm/thread_info.h b/arch/arc/include/asm/thread_info.h index 4c530cf131f3..12daaf3a61ea 100644 --- a/arch/arc/include/asm/thread_info.h +++ b/arch/arc/include/asm/thread_info.h @@ -38,7 +38,7 @@ struct thread_info { unsigned long flags; /* low level flags */ unsigned long ksp; /* kernel mode stack top in __switch_to */ - int preempt_count; /* 0 => preemptable, <0 => BUG */ + int preempt_count; /* 0 => preemptible, <0 => BUG */ int cpu; /* current CPU */ unsigned long thr_ptr; /* TLS ptr */ struct task_struct *task; /* main task structure */ diff --git a/arch/arc/include/uapi/asm/swab.h b/arch/arc/include/uapi/asm/swab.h index 02109cd48ee1..8d1f1ef44ba7 100644 --- a/arch/arc/include/uapi/asm/swab.h +++ b/arch/arc/include/uapi/asm/swab.h @@ -62,7 +62,7 @@ * 8051fdc4: st r2,[r1,20] ; Mem op : save result back to mem * * Joern suggested a better "C" algorithm which is great since - * (1) It is portable to any architecure + * (1) It is portable to any architecture * (2) At the same time it takes advantage of ARC ISA (rotate intrns) */ diff --git a/arch/arc/kernel/entry-arcv2.S b/arch/arc/kernel/entry-arcv2.S index 2e49c81c8086..e238b5fd3c8c 100644 --- a/arch/arc/kernel/entry-arcv2.S +++ b/arch/arc/kernel/entry-arcv2.S @@ -5,7 +5,7 @@ * Copyright (C) 2013 Synopsys, Inc. (www.synopsys.com) */ -#include /* ARC_{EXTRY,EXIT} */ +#include /* ARC_{ENTRY,EXIT} */ #include /* SAVE_ALL_{INT1,INT2,TRAP...} */ #include #include @@ -31,7 +31,7 @@ VECTOR res_service ; Reset Vector VECTOR mem_service ; Mem exception VECTOR instr_service ; Instrn Error VECTOR EV_MachineCheck ; Fatal Machine check -VECTOR EV_TLBMissI ; Intruction TLB miss +VECTOR EV_TLBMissI ; Instruction TLB miss VECTOR EV_TLBMissD ; Data TLB miss VECTOR EV_TLBProtV ; Protection Violation VECTOR EV_PrivilegeV ; Privilege Violation @@ -76,11 +76,11 @@ ENTRY(handle_interrupt) # query in hard ISR path would return false (since .IE is set) which would # trips genirq interrupt handling asserts. # - # So do a "soft" disable of interrutps here. + # So do a "soft" disable of interrupts here. # # Note this disable is only for consistent book-keeping as further interrupts # will be disabled anyways even w/o this. Hardware tracks active interrupts - # seperately in AUX_IRQ_ACT.active and will not take new interrupts + # separately in AUX_IRQ_ACT.active and will not take new interrupts # unless this one returns (or higher prio becomes pending in 2-prio scheme) IRQ_DISABLE diff --git a/arch/arc/kernel/entry.S b/arch/arc/kernel/entry.S index 089f6680518f..3c7e74aba679 100644 --- a/arch/arc/kernel/entry.S +++ b/arch/arc/kernel/entry.S @@ -95,7 +95,7 @@ ENTRY(EV_MachineCheck) lr r0, [efa] mov r1, sp - ; MC excpetions disable MMU + ; MC exceptions disable MMU ARC_MMU_REENABLE r3 lsr r3, r10, 8 @@ -209,7 +209,7 @@ trap_with_param: ; --------------------------------------------- ; syscall TRAP -; ABI: (r0-r7) upto 8 args, (r8) syscall number +; ABI: (r0-r7) up to 8 args, (r8) syscall number ; --------------------------------------------- ENTRY(EV_Trap) diff --git a/arch/arc/kernel/head.S b/arch/arc/kernel/head.S index 9152782444b5..8d541f53fae3 100644 --- a/arch/arc/kernel/head.S +++ b/arch/arc/kernel/head.S @@ -165,7 +165,7 @@ ENTRY(first_lines_of_secondary) ; setup stack (fp, sp) mov fp, 0 - ; set it's stack base to tsk->thread_info bottom + ; set its stack base to tsk->thread_info bottom GET_TSK_STACK_BASE r0, sp j start_kernel_secondary diff --git a/arch/arc/kernel/intc-arcv2.c b/arch/arc/kernel/intc-arcv2.c index 678898757e47..f324f0e3341a 100644 --- a/arch/arc/kernel/intc-arcv2.c +++ b/arch/arc/kernel/intc-arcv2.c @@ -56,7 +56,7 @@ void arc_init_IRQ(void) WRITE_AUX(AUX_IRQ_CTRL, ictrl); /* - * ARCv2 core intc provides multiple interrupt priorities (upto 16). + * ARCv2 core intc provides multiple interrupt priorities (up to 16). * Typical builds though have only two levels (0-high, 1-low) * Linux by default uses lower prio 1 for most irqs, reserving 0 for * NMI style interrupts in future (say perf) diff --git a/arch/arc/kernel/kprobes.c b/arch/arc/kernel/kprobes.c index e71d64119d71..f8e2960832d9 100644 --- a/arch/arc/kernel/kprobes.c +++ b/arch/arc/kernel/kprobes.c @@ -190,7 +190,8 @@ static void __kprobes setup_singlestep(struct kprobe *p, struct pt_regs *regs) } } -int __kprobes arc_kprobe_handler(unsigned long addr, struct pt_regs *regs) +static int +__kprobes arc_kprobe_handler(unsigned long addr, struct pt_regs *regs) { struct kprobe *p; struct kprobe_ctlblk *kcb; @@ -241,8 +242,8 @@ int __kprobes arc_kprobe_handler(unsigned long addr, struct pt_regs *regs) return 0; } -static int __kprobes arc_post_kprobe_handler(unsigned long addr, - struct pt_regs *regs) +static int +__kprobes arc_post_kprobe_handler(unsigned long addr, struct pt_regs *regs) { struct kprobe *cur = kprobe_running(); struct kprobe_ctlblk *kcb = get_kprobe_ctlblk(); diff --git a/arch/arc/kernel/perf_event.c b/arch/arc/kernel/perf_event.c index adff957962da..6e5a651cd75c 100644 --- a/arch/arc/kernel/perf_event.c +++ b/arch/arc/kernel/perf_event.c @@ -38,7 +38,7 @@ * (based on a specific RTL build) * Below is the static map between perf generic/arc specific event_id and * h/w condition names. - * At the time of probe, we loop thru each index and find it's name to + * At the time of probe, we loop thru each index and find its name to * complete the mapping of perf event_id to h/w index as latter is needed * to program the counter really */ diff --git a/arch/arc/kernel/setup.c b/arch/arc/kernel/setup.c index d08a5092c2b4..7b6a9beba9db 100644 --- a/arch/arc/kernel/setup.c +++ b/arch/arc/kernel/setup.c @@ -390,7 +390,7 @@ static void arc_chk_core_config(struct cpuinfo_arc *info) #ifdef CONFIG_ARC_HAS_DCCM /* * DCCM can be arbit placed in hardware. - * Make sure it's placement/sz matches what Linux is built with + * Make sure its placement/sz matches what Linux is built with */ if ((unsigned int)__arc_dccm_base != info->dccm.base) panic("Linux built with incorrect DCCM Base address\n"); diff --git a/arch/arc/kernel/signal.c b/arch/arc/kernel/signal.c index 8f6f4a542964..fefa705a8638 100644 --- a/arch/arc/kernel/signal.c +++ b/arch/arc/kernel/signal.c @@ -8,15 +8,16 @@ * * vineetg: Nov 2009 (Everything needed for TIF_RESTORE_SIGMASK) * -do_signal() supports TIF_RESTORE_SIGMASK - * -do_signal() no loner needs oldset, required by OLD sys_sigsuspend - * -sys_rt_sigsuspend() now comes from generic code, so discard arch implemen + * -do_signal() no longer needs oldset, required by OLD sys_sigsuspend + * -sys_rt_sigsuspend() now comes from generic code, so discard arch + * implementation * -sys_sigsuspend() no longer needs to fudge ptregs, hence that arg removed * -sys_sigsuspend() no longer loops for do_signal(), sets TIF_xxx and leaves * the job to do_signal() * * vineetg: July 2009 * -Modified Code to support the uClibc provided userland sigreturn stub - * to avoid kernel synthesing it on user stack at runtime, costing TLB + * to avoid kernel synthesizing it on user stack at runtime, costing TLB * probes and Cache line flushes. * * vineetg: July 2009 diff --git a/arch/arc/kernel/traps.c b/arch/arc/kernel/traps.c index 9b9570b79362..a19751e824fb 100644 --- a/arch/arc/kernel/traps.c +++ b/arch/arc/kernel/traps.c @@ -89,7 +89,7 @@ int do_misaligned_access(unsigned long address, struct pt_regs *regs, /* * Entry point for miscll errors such as Nested Exceptions - * -Duplicate TLB entry is handled seperately though + * -Duplicate TLB entry is handled separately though */ void do_machine_check_fault(unsigned long address, struct pt_regs *regs) { diff --git a/arch/arc/kernel/vmlinux.lds.S b/arch/arc/kernel/vmlinux.lds.S index 549c3f407918..61a1b2b96e1d 100644 --- a/arch/arc/kernel/vmlinux.lds.S +++ b/arch/arc/kernel/vmlinux.lds.S @@ -41,8 +41,8 @@ SECTIONS #endif /* - * The reason for having a seperate subsection .init.ramfs is to - * prevent objump from including it in kernel dumps + * The reason for having a separate subsection .init.ramfs is to + * prevent objdump from including it in kernel dumps * * Reason for having .init.ramfs above .init is to make sure that the * binary blob is tucked away to one side, reducing the displacement diff --git a/arch/arc/mm/tlb.c b/arch/arc/mm/tlb.c index ad702b49aeb3..cae4a7aae0ed 100644 --- a/arch/arc/mm/tlb.c +++ b/arch/arc/mm/tlb.c @@ -212,7 +212,7 @@ void local_flush_tlb_range(struct vm_area_struct *vma, unsigned long start, unsigned long flags; /* If range @start to @end is more than 32 TLB entries deep, - * its better to move to a new ASID rather than searching for + * it's better to move to a new ASID rather than searching for * individual entries and then shooting them down * * The calc above is rough, doesn't account for unaligned parts, @@ -408,7 +408,7 @@ static void create_tlb(struct vm_area_struct *vma, unsigned long vaddr, pte_t *p * -More importantly it makes this handler inconsistent with fast-path * TLB Refill handler which always deals with "current" * - * Lets see the use cases when current->mm != vma->mm and we land here + * Let's see the use cases when current->mm != vma->mm and we land here * 1. execve->copy_strings()->__get_user_pages->handle_mm_fault * Here VM wants to pre-install a TLB entry for user stack while * current->mm still points to pre-execve mm (hence the condition). diff --git a/arch/arc/mm/tlbex.S b/arch/arc/mm/tlbex.S index e054780a8fe0..dc65e87a531f 100644 --- a/arch/arc/mm/tlbex.S +++ b/arch/arc/mm/tlbex.S @@ -5,19 +5,19 @@ * Copyright (C) 2004, 2007-2010, 2011-2012 Synopsys, Inc. (www.synopsys.com) * * Vineetg: April 2011 : - * -MMU v1: moved out legacy code into a seperate file + * -MMU v1: moved out legacy code into a separate file * -MMU v3: PD{0,1} bits layout changed: They don't overlap anymore, * helps avoid a shift when preparing PD0 from PTE * * Vineetg: July 2009 - * -For MMU V2, we need not do heuristics at the time of commiting a D-TLB - * entry, so that it doesn't knock out it's I-TLB entry + * -For MMU V2, we need not do heuristics at the time of committing a D-TLB + * entry, so that it doesn't knock out its I-TLB entry * -Some more fine tuning: * bmsk instead of add, asl.cc instead of branch, delay slot utilise etc * * Vineetg: July 2009 * -Practically rewrote the I/D TLB Miss handlers - * Now 40 and 135 instructions a peice as compared to 131 and 449 resp. + * Now 40 and 135 instructions apiece as compared to 131 and 449 resp. * Hence Leaner by 1.5 K * Used Conditional arithmetic to replace excessive branching * Also used short instructions wherever possible diff --git a/arch/arm/boot/dts/microchip/at91-sama7g54_curiosity.dts b/arch/arm/boot/dts/microchip/at91-sama7g54_curiosity.dts index 4f609e9e510e..009d2c832421 100644 --- a/arch/arm/boot/dts/microchip/at91-sama7g54_curiosity.dts +++ b/arch/arm/boot/dts/microchip/at91-sama7g54_curiosity.dts @@ -242,7 +242,7 @@ vddcore: VDD_CORE { regulator-state-standby { regulator-on-in-suspend; - regulator-suspend-voltage = <1150000>; + regulator-suspend-microvolt = <1150000>; regulator-mode = <4>; }; @@ -263,7 +263,7 @@ vddcpu: VDD_OTHER { regulator-state-standby { regulator-on-in-suspend; - regulator-suspend-voltage = <1050000>; + regulator-suspend-microvolt = <1050000>; regulator-mode = <4>; }; @@ -280,7 +280,7 @@ vldo1: LDO1 { regulator-always-on; regulator-state-standby { - regulator-suspend-voltage = <1800000>; + regulator-suspend-microvolt = <1800000>; regulator-on-in-suspend; }; @@ -296,7 +296,7 @@ vldo2: LDO2 { regulator-always-on; regulator-state-standby { - regulator-suspend-voltage = <3300000>; + regulator-suspend-microvolt = <3300000>; regulator-on-in-suspend; }; diff --git a/arch/arm/boot/dts/microchip/at91-sama7g5ek.dts b/arch/arm/boot/dts/microchip/at91-sama7g5ek.dts index 217e9b96c61e..20b2497657ae 100644 --- a/arch/arm/boot/dts/microchip/at91-sama7g5ek.dts +++ b/arch/arm/boot/dts/microchip/at91-sama7g5ek.dts @@ -293,7 +293,7 @@ vddcore: VDD_CORE { regulator-state-standby { regulator-on-in-suspend; - regulator-suspend-voltage = <1150000>; + regulator-suspend-microvolt = <1150000>; regulator-mode = <4>; }; @@ -314,7 +314,7 @@ vddcpu: VDD_OTHER { regulator-state-standby { regulator-on-in-suspend; - regulator-suspend-voltage = <1050000>; + regulator-suspend-microvolt = <1050000>; regulator-mode = <4>; }; @@ -331,7 +331,7 @@ vldo1: LDO1 { regulator-always-on; regulator-state-standby { - regulator-suspend-voltage = <1800000>; + regulator-suspend-microvolt = <1800000>; regulator-on-in-suspend; }; @@ -346,7 +346,7 @@ vldo2: LDO2 { regulator-max-microvolt = <3700000>; regulator-state-standby { - regulator-suspend-voltage = <1800000>; + regulator-suspend-microvolt = <1800000>; regulator-on-in-suspend; }; diff --git a/arch/arm/boot/dts/nxp/imx/imx6ull-tarragon-common.dtsi b/arch/arm/boot/dts/nxp/imx/imx6ull-tarragon-common.dtsi index 3fdece5bd31f..5248a058230c 100644 --- a/arch/arm/boot/dts/nxp/imx/imx6ull-tarragon-common.dtsi +++ b/arch/arm/boot/dts/nxp/imx/imx6ull-tarragon-common.dtsi @@ -805,6 +805,7 @@ &usbotg1 { &pinctrl_usb_pwr>; dr_mode = "host"; power-active-high; + over-current-active-low; disable-over-current; status = "okay"; }; diff --git a/arch/arm/net/bpf_jit_32.c b/arch/arm/net/bpf_jit_32.c index 01516f83a95a..deeb8f292454 100644 --- a/arch/arm/net/bpf_jit_32.c +++ b/arch/arm/net/bpf_jit_32.c @@ -871,16 +871,11 @@ static inline void emit_a32_alu_r64(const bool is64, const s8 dst[], } /* dst = src (4 bytes)*/ -static inline void emit_a32_mov_r(const s8 dst, const s8 src, const u8 off, - struct jit_ctx *ctx) { +static inline void emit_a32_mov_r(const s8 dst, const s8 src, struct jit_ctx *ctx) { const s8 *tmp = bpf2a32[TMP_REG_1]; s8 rt; rt = arm_bpf_get_reg32(src, tmp[0], ctx); - if (off && off != 32) { - emit(ARM_LSL_I(rt, rt, 32 - off), ctx); - emit(ARM_ASR_I(rt, rt, 32 - off), ctx); - } arm_bpf_put_reg32(dst, rt, ctx); } @@ -889,15 +884,15 @@ static inline void emit_a32_mov_r64(const bool is64, const s8 dst[], const s8 src[], struct jit_ctx *ctx) { if (!is64) { - emit_a32_mov_r(dst_lo, src_lo, 0, ctx); + emit_a32_mov_r(dst_lo, src_lo, ctx); if (!ctx->prog->aux->verifier_zext) /* Zero out high 4 bytes */ emit_a32_mov_i(dst_hi, 0, ctx); } else if (__LINUX_ARM_ARCH__ < 6 && ctx->cpu_architecture < CPU_ARCH_ARMv5TE) { /* complete 8 byte move */ - emit_a32_mov_r(dst_lo, src_lo, 0, ctx); - emit_a32_mov_r(dst_hi, src_hi, 0, ctx); + emit_a32_mov_r(dst_lo, src_lo, ctx); + emit_a32_mov_r(dst_hi, src_hi, ctx); } else if (is_stacked(src_lo) && is_stacked(dst_lo)) { const u8 *tmp = bpf2a32[TMP_REG_1]; @@ -917,17 +912,52 @@ static inline void emit_a32_mov_r64(const bool is64, const s8 dst[], static inline void emit_a32_movsx_r64(const bool is64, const u8 off, const s8 dst[], const s8 src[], struct jit_ctx *ctx) { const s8 *tmp = bpf2a32[TMP_REG_1]; - const s8 *rt; + s8 rs; + s8 rd; - rt = arm_bpf_get_reg64(dst, tmp, ctx); + if (is_stacked(dst_lo)) + rd = tmp[1]; + else + rd = dst_lo; + rs = arm_bpf_get_reg32(src_lo, rd, ctx); + /* rs may be one of src[1], dst[1], or tmp[1] */ + + /* Sign extend rs if needed. If off == 32, lower 32-bits of src are moved to dst and sign + * extension only happens in the upper 64 bits. + */ + if (off != 32) { + /* Sign extend rs into rd */ + emit(ARM_LSL_I(rd, rs, 32 - off), ctx); + emit(ARM_ASR_I(rd, rd, 32 - off), ctx); + } else { + rd = rs; + } + + /* Write rd to dst_lo + * + * Optimization: + * Assume: + * 1. dst == src and stacked. + * 2. off == 32 + * + * In this case src_lo was loaded into rd(tmp[1]) but rd was not sign extended as off==32. + * So, we don't need to write rd back to dst_lo as they have the same value. + * This saves us one str instruction. + */ + if (dst_lo != src_lo || off != 32) + arm_bpf_put_reg32(dst_lo, rd, ctx); - emit_a32_mov_r(dst_lo, src_lo, off, ctx); if (!is64) { if (!ctx->prog->aux->verifier_zext) /* Zero out high 4 bytes */ emit_a32_mov_i(dst_hi, 0, ctx); } else { - emit(ARM_ASR_I(rt[0], rt[1], 31), ctx); + if (is_stacked(dst_hi)) { + emit(ARM_ASR_I(tmp[0], rd, 31), ctx); + arm_bpf_put_reg32(dst_hi, tmp[0], ctx); + } else { + emit(ARM_ASR_I(dst_hi, rd, 31), ctx); + } } } diff --git a/arch/arm64/boot/dts/freescale/imx8mp.dtsi b/arch/arm64/boot/dts/freescale/imx8mp.dtsi index bfc5c81a5bd4..8141926e4ef1 100644 --- a/arch/arm64/boot/dts/freescale/imx8mp.dtsi +++ b/arch/arm64/boot/dts/freescale/imx8mp.dtsi @@ -1672,7 +1672,7 @@ mipi_csi_1: csi@32e50000 { <&clk IMX8MP_CLK_MEDIA_MIPI_PHY1_REF_ROOT>, <&clk IMX8MP_CLK_MEDIA_AXI_ROOT>; clock-names = "pclk", "wrap", "phy", "axi"; - assigned-clocks = <&clk IMX8MP_CLK_MEDIA_CAM1_PIX>, + assigned-clocks = <&clk IMX8MP_CLK_MEDIA_CAM2_PIX>, <&clk IMX8MP_CLK_MEDIA_MIPI_PHY1_REF>; assigned-clock-parents = <&clk IMX8MP_SYS_PLL2_1000M>, <&clk IMX8MP_CLK_24M>; diff --git a/arch/arm64/boot/dts/mediatek/mt2712-evb.dts b/arch/arm64/boot/dts/mediatek/mt2712-evb.dts index 0c38f7b51763..234e3b23d7a8 100644 --- a/arch/arm64/boot/dts/mediatek/mt2712-evb.dts +++ b/arch/arm64/boot/dts/mediatek/mt2712-evb.dts @@ -129,7 +129,7 @@ ethernet_phy0: ethernet-phy@5 { }; &pio { - eth_default: eth_default { + eth_default: eth-default-pins { tx_pins { pinmux = , , @@ -156,7 +156,7 @@ mdio_pins { }; }; - eth_sleep: eth_sleep { + eth_sleep: eth-sleep-pins { tx_pins { pinmux = , , @@ -182,14 +182,14 @@ mdio_pins { }; }; - usb0_id_pins_float: usb0_iddig { + usb0_id_pins_float: usb0-iddig-pins { pins_iddig { pinmux = ; bias-pull-up; }; }; - usb1_id_pins_float: usb1_iddig { + usb1_id_pins_float: usb1-iddig-pins { pins_iddig { pinmux = ; bias-pull-up; diff --git a/arch/arm64/boot/dts/mediatek/mt2712e.dtsi b/arch/arm64/boot/dts/mediatek/mt2712e.dtsi index 6d218caa198c..082672efba0a 100644 --- a/arch/arm64/boot/dts/mediatek/mt2712e.dtsi +++ b/arch/arm64/boot/dts/mediatek/mt2712e.dtsi @@ -249,10 +249,11 @@ topckgen: syscon@10000000 { #clock-cells = <1>; }; - infracfg: syscon@10001000 { + infracfg: clock-controller@10001000 { compatible = "mediatek,mt2712-infracfg", "syscon"; reg = <0 0x10001000 0 0x1000>; #clock-cells = <1>; + #reset-cells = <1>; }; pericfg: syscon@10003000 { diff --git a/arch/arm64/boot/dts/mediatek/mt7622.dtsi b/arch/arm64/boot/dts/mediatek/mt7622.dtsi index 3ee9266fa8e9..917fa39a74f8 100644 --- a/arch/arm64/boot/dts/mediatek/mt7622.dtsi +++ b/arch/arm64/boot/dts/mediatek/mt7622.dtsi @@ -252,7 +252,7 @@ scpsys: power-controller@10006000 { clock-names = "hif_sel"; }; - cir: cir@10009000 { + cir: ir-receiver@10009000 { compatible = "mediatek,mt7622-cir"; reg = <0 0x10009000 0 0x1000>; interrupts = ; @@ -283,16 +283,14 @@ thermal_calibration: calib@198 { }; }; - apmixedsys: apmixedsys@10209000 { - compatible = "mediatek,mt7622-apmixedsys", - "syscon"; + apmixedsys: clock-controller@10209000 { + compatible = "mediatek,mt7622-apmixedsys"; reg = <0 0x10209000 0 0x1000>; #clock-cells = <1>; }; - topckgen: topckgen@10210000 { - compatible = "mediatek,mt7622-topckgen", - "syscon"; + topckgen: clock-controller@10210000 { + compatible = "mediatek,mt7622-topckgen"; reg = <0 0x10210000 0 0x1000>; #clock-cells = <1>; }; @@ -515,7 +513,6 @@ thermal: thermal@1100b000 { <&pericfg CLK_PERI_AUXADC_PD>; clock-names = "therm", "auxadc"; resets = <&pericfg MT7622_PERI_THERM_SW_RST>; - reset-names = "therm"; mediatek,auxadc = <&auxadc>; mediatek,apmixedsys = <&apmixedsys>; nvmem-cells = <&thermal_calibration>; @@ -734,9 +731,8 @@ wmac: wmac@18000000 { power-domains = <&scpsys MT7622_POWER_DOMAIN_WB>; }; - ssusbsys: ssusbsys@1a000000 { - compatible = "mediatek,mt7622-ssusbsys", - "syscon"; + ssusbsys: clock-controller@1a000000 { + compatible = "mediatek,mt7622-ssusbsys"; reg = <0 0x1a000000 0 0x1000>; #clock-cells = <1>; #reset-cells = <1>; @@ -793,9 +789,8 @@ u2port1: usb-phy@1a0c5000 { }; }; - pciesys: pciesys@1a100800 { - compatible = "mediatek,mt7622-pciesys", - "syscon"; + pciesys: clock-controller@1a100800 { + compatible = "mediatek,mt7622-pciesys"; reg = <0 0x1a100800 0 0x1000>; #clock-cells = <1>; #reset-cells = <1>; @@ -921,12 +916,13 @@ sata_port: sata-phy@1a243000 { }; }; - hifsys: syscon@1af00000 { - compatible = "mediatek,mt7622-hifsys", "syscon"; + hifsys: clock-controller@1af00000 { + compatible = "mediatek,mt7622-hifsys"; reg = <0 0x1af00000 0 0x70>; + #clock-cells = <1>; }; - ethsys: syscon@1b000000 { + ethsys: clock-controller@1b000000 { compatible = "mediatek,mt7622-ethsys", "syscon"; reg = <0 0x1b000000 0 0x1000>; @@ -966,9 +962,7 @@ wed1: wed@1020b000 { }; eth: ethernet@1b100000 { - compatible = "mediatek,mt7622-eth", - "mediatek,mt2701-eth", - "syscon"; + compatible = "mediatek,mt7622-eth"; reg = <0 0x1b100000 0 0x20000>; interrupts = , , diff --git a/arch/arm64/boot/dts/mediatek/mt7986a-bananapi-bpi-r3.dts b/arch/arm64/boot/dts/mediatek/mt7986a-bananapi-bpi-r3.dts index e04b1c0c0ebb..ed79ad1ae871 100644 --- a/arch/arm64/boot/dts/mediatek/mt7986a-bananapi-bpi-r3.dts +++ b/arch/arm64/boot/dts/mediatek/mt7986a-bananapi-bpi-r3.dts @@ -146,19 +146,19 @@ sfp2: sfp-2 { &cpu_thermal { cooling-maps { - cpu-active-high { + map-cpu-active-high { /* active: set fan to cooling level 2 */ cooling-device = <&fan 2 2>; trip = <&cpu_trip_active_high>; }; - cpu-active-med { + map-cpu-active-med { /* active: set fan to cooling level 1 */ cooling-device = <&fan 1 1>; trip = <&cpu_trip_active_med>; }; - cpu-active-low { + map-cpu-active-low { /* active: set fan to cooling level 0 */ cooling-device = <&fan 0 0>; trip = <&cpu_trip_active_low>; diff --git a/arch/arm64/boot/dts/mediatek/mt7986a.dtsi b/arch/arm64/boot/dts/mediatek/mt7986a.dtsi index b3f416b9a7a4..559990dcd1d1 100644 --- a/arch/arm64/boot/dts/mediatek/mt7986a.dtsi +++ b/arch/arm64/boot/dts/mediatek/mt7986a.dtsi @@ -332,9 +332,8 @@ thermal: thermal@1100c800 { reg = <0 0x1100c800 0 0x800>; interrupts = ; clocks = <&infracfg CLK_INFRA_THERM_CK>, - <&infracfg CLK_INFRA_ADC_26M_CK>, - <&infracfg CLK_INFRA_ADC_FRC_CK>; - clock-names = "therm", "auxadc", "adc_32k"; + <&infracfg CLK_INFRA_ADC_26M_CK>; + clock-names = "therm", "auxadc"; nvmem-cells = <&thermal_calibration>; nvmem-cell-names = "calibration-data"; #thermal-sensor-cells = <1>; @@ -492,8 +491,6 @@ ethsys: syscon@15000000 { compatible = "mediatek,mt7986-ethsys", "syscon"; reg = <0 0x15000000 0 0x1000>; - #address-cells = <1>; - #size-cells = <1>; #clock-cells = <1>; #reset-cells = <1>; }; @@ -556,7 +553,6 @@ eth: ethernet@15100000 { <&topckgen CLK_TOP_SGM_325M_SEL>; assigned-clock-parents = <&apmixedsys CLK_APMIXED_NET2PLL>, <&apmixedsys CLK_APMIXED_SGMPLL>; - #reset-cells = <1>; #address-cells = <1>; #size-cells = <0>; mediatek,ethsys = <ðsys>; diff --git a/arch/arm64/boot/dts/mediatek/mt8183-kukui.dtsi b/arch/arm64/boot/dts/mediatek/mt8183-kukui.dtsi index 6bd7424ef66c..100191c6453b 100644 --- a/arch/arm64/boot/dts/mediatek/mt8183-kukui.dtsi +++ b/arch/arm64/boot/dts/mediatek/mt8183-kukui.dtsi @@ -433,7 +433,6 @@ &mt6358regulator { }; &mt6358_vgpu_reg { - regulator-min-microvolt = <625000>; regulator-max-microvolt = <900000>; regulator-coupled-with = <&mt6358_vsram_gpu_reg>; diff --git a/arch/arm64/boot/dts/mediatek/mt8183.dtsi b/arch/arm64/boot/dts/mediatek/mt8183.dtsi index 93dfbf130231..774ae5d9143f 100644 --- a/arch/arm64/boot/dts/mediatek/mt8183.dtsi +++ b/arch/arm64/boot/dts/mediatek/mt8183.dtsi @@ -1637,6 +1637,7 @@ mfgcfg: syscon@13000000 { compatible = "mediatek,mt8183-mfgcfg", "syscon"; reg = <0 0x13000000 0 0x1000>; #clock-cells = <1>; + power-domains = <&spm MT8183_POWER_DOMAIN_MFG_ASYNC>; }; gpu: gpu@13040000 { diff --git a/arch/arm64/boot/dts/mediatek/mt8186-corsola.dtsi b/arch/arm64/boot/dts/mediatek/mt8186-corsola.dtsi index 3dea28f1d806..1807e9d6cb0e 100644 --- a/arch/arm64/boot/dts/mediatek/mt8186-corsola.dtsi +++ b/arch/arm64/boot/dts/mediatek/mt8186-corsola.dtsi @@ -1296,7 +1296,7 @@ mt6366_vgpu_reg: vgpu { * regulator coupling requirements. */ regulator-name = "ppvar_dvdd_vgpu"; - regulator-min-microvolt = <600000>; + regulator-min-microvolt = <500000>; regulator-max-microvolt = <950000>; regulator-ramp-delay = <6250>; regulator-enable-ramp-delay = <200>; diff --git a/arch/arm64/boot/dts/mediatek/mt8192-asurada.dtsi b/arch/arm64/boot/dts/mediatek/mt8192-asurada.dtsi index 9b738f6a5d21..7a704246678f 100644 --- a/arch/arm64/boot/dts/mediatek/mt8192-asurada.dtsi +++ b/arch/arm64/boot/dts/mediatek/mt8192-asurada.dtsi @@ -1421,7 +1421,7 @@ regulators { mt6315_6_vbuck1: vbuck1 { regulator-compatible = "vbuck1"; regulator-name = "Vbcpu"; - regulator-min-microvolt = <300000>; + regulator-min-microvolt = <400000>; regulator-max-microvolt = <1193750>; regulator-enable-ramp-delay = <256>; regulator-allowed-modes = <0 1 2>; @@ -1431,7 +1431,7 @@ mt6315_6_vbuck1: vbuck1 { mt6315_6_vbuck3: vbuck3 { regulator-compatible = "vbuck3"; regulator-name = "Vlcpu"; - regulator-min-microvolt = <300000>; + regulator-min-microvolt = <400000>; regulator-max-microvolt = <1193750>; regulator-enable-ramp-delay = <256>; regulator-allowed-modes = <0 1 2>; @@ -1448,7 +1448,7 @@ regulators { mt6315_7_vbuck1: vbuck1 { regulator-compatible = "vbuck1"; regulator-name = "Vgpu"; - regulator-min-microvolt = <606250>; + regulator-min-microvolt = <400000>; regulator-max-microvolt = <800000>; regulator-enable-ramp-delay = <256>; regulator-allowed-modes = <0 1 2>; diff --git a/arch/arm64/boot/dts/mediatek/mt8192.dtsi b/arch/arm64/boot/dts/mediatek/mt8192.dtsi index 05e401670bce..84cbdf6e9eb0 100644 --- a/arch/arm64/boot/dts/mediatek/mt8192.dtsi +++ b/arch/arm64/boot/dts/mediatek/mt8192.dtsi @@ -1464,6 +1464,7 @@ mutex: mutex@14001000 { reg = <0 0x14001000 0 0x1000>; interrupts = ; clocks = <&mmsys CLK_MM_DISP_MUTEX0>; + mediatek,gce-client-reg = <&gce SUBSYS_1400XXXX 0x1000 0x1000>; mediatek,gce-events = , ; power-domains = <&spm MT8192_POWER_DOMAIN_DISP>; diff --git a/arch/arm64/boot/dts/mediatek/mt8195-cherry.dtsi b/arch/arm64/boot/dts/mediatek/mt8195-cherry.dtsi index f94c07f8b933..4a11918da370 100644 --- a/arch/arm64/boot/dts/mediatek/mt8195-cherry.dtsi +++ b/arch/arm64/boot/dts/mediatek/mt8195-cherry.dtsi @@ -264,6 +264,38 @@ &auxadc { status = "okay"; }; +&cpu0 { + cpu-supply = <&mt6359_vcore_buck_reg>; +}; + +&cpu1 { + cpu-supply = <&mt6359_vcore_buck_reg>; +}; + +&cpu2 { + cpu-supply = <&mt6359_vcore_buck_reg>; +}; + +&cpu3 { + cpu-supply = <&mt6359_vcore_buck_reg>; +}; + +&cpu4 { + cpu-supply = <&mt6315_6_vbuck1>; +}; + +&cpu5 { + cpu-supply = <&mt6315_6_vbuck1>; +}; + +&cpu6 { + cpu-supply = <&mt6315_6_vbuck1>; +}; + +&cpu7 { + cpu-supply = <&mt6315_6_vbuck1>; +}; + &dp_intf0 { status = "okay"; @@ -1214,7 +1246,7 @@ regulators { mt6315_6_vbuck1: vbuck1 { regulator-compatible = "vbuck1"; regulator-name = "Vbcpu"; - regulator-min-microvolt = <300000>; + regulator-min-microvolt = <400000>; regulator-max-microvolt = <1193750>; regulator-enable-ramp-delay = <256>; regulator-ramp-delay = <6250>; @@ -1232,7 +1264,7 @@ regulators { mt6315_7_vbuck1: vbuck1 { regulator-compatible = "vbuck1"; regulator-name = "Vgpu"; - regulator-min-microvolt = <625000>; + regulator-min-microvolt = <400000>; regulator-max-microvolt = <1193750>; regulator-enable-ramp-delay = <256>; regulator-ramp-delay = <6250>; diff --git a/arch/arm64/boot/dts/mediatek/mt8195.dtsi b/arch/arm64/boot/dts/mediatek/mt8195.dtsi index ea6dc220e1cc..5d8b68f86ce4 100644 --- a/arch/arm64/boot/dts/mediatek/mt8195.dtsi +++ b/arch/arm64/boot/dts/mediatek/mt8195.dtsi @@ -2028,6 +2028,7 @@ vppsys0: syscon@14000000 { compatible = "mediatek,mt8195-vppsys0", "syscon"; reg = <0 0x14000000 0 0x1000>; #clock-cells = <1>; + mediatek,gce-client-reg = <&gce1 SUBSYS_1400XXXX 0 0x1000>; }; dma-controller@14001000 { @@ -2251,6 +2252,7 @@ vppsys1: syscon@14f00000 { compatible = "mediatek,mt8195-vppsys1", "syscon"; reg = <0 0x14f00000 0 0x1000>; #clock-cells = <1>; + mediatek,gce-client-reg = <&gce1 SUBSYS_14f0XXXX 0 0x1000>; }; mutex@14f01000 { @@ -3080,6 +3082,7 @@ vdosys0: syscon@1c01a000 { reg = <0 0x1c01a000 0 0x1000>; mboxes = <&gce0 0 CMDQ_THR_PRIO_4>; #clock-cells = <1>; + mediatek,gce-client-reg = <&gce0 SUBSYS_1c01XXXX 0xa000 0x1000>; }; @@ -3261,6 +3264,7 @@ mutex: mutex@1c016000 { interrupts = ; power-domains = <&spm MT8195_POWER_DOMAIN_VDOSYS0>; clocks = <&vdosys0 CLK_VDO0_DISP_MUTEX0>; + mediatek,gce-client-reg = <&gce0 SUBSYS_1c01XXXX 0x6000 0x1000>; mediatek,gce-events = ; }; @@ -3331,6 +3335,7 @@ mutex1: mutex@1c101000 { power-domains = <&spm MT8195_POWER_DOMAIN_VDOSYS1>; clocks = <&vdosys1 CLK_VDO1_DISP_MUTEX>; clock-names = "vdo1_mutex"; + mediatek,gce-client-reg = <&gce0 SUBSYS_1c10XXXX 0x1000 0x1000>; mediatek,gce-events = ; }; diff --git a/arch/arm64/boot/dts/qcom/sc7280.dtsi b/arch/arm64/boot/dts/qcom/sc7280.dtsi index 7e7f0f0fb41b..41f51d326111 100644 --- a/arch/arm64/boot/dts/qcom/sc7280.dtsi +++ b/arch/arm64/boot/dts/qcom/sc7280.dtsi @@ -3707,7 +3707,7 @@ remoteproc_adsp: remoteproc@3700000 { compatible = "qcom,sc7280-adsp-pas"; reg = <0 0x03700000 0 0x100>; - interrupts-extended = <&pdc 6 IRQ_TYPE_LEVEL_HIGH>, + interrupts-extended = <&pdc 6 IRQ_TYPE_EDGE_RISING>, <&adsp_smp2p_in 0 IRQ_TYPE_EDGE_RISING>, <&adsp_smp2p_in 1 IRQ_TYPE_EDGE_RISING>, <&adsp_smp2p_in 2 IRQ_TYPE_EDGE_RISING>, @@ -3944,7 +3944,7 @@ remoteproc_cdsp: remoteproc@a300000 { compatible = "qcom,sc7280-cdsp-pas"; reg = <0 0x0a300000 0 0x10000>; - interrupts-extended = <&intc GIC_SPI 578 IRQ_TYPE_LEVEL_HIGH>, + interrupts-extended = <&intc GIC_SPI 578 IRQ_TYPE_EDGE_RISING>, <&cdsp_smp2p_in 0 IRQ_TYPE_EDGE_RISING>, <&cdsp_smp2p_in 1 IRQ_TYPE_EDGE_RISING>, <&cdsp_smp2p_in 2 IRQ_TYPE_EDGE_RISING>, diff --git a/arch/arm64/boot/dts/qcom/sc8180x.dtsi b/arch/arm64/boot/dts/qcom/sc8180x.dtsi index 32afc78d5b76..053f7861c3ce 100644 --- a/arch/arm64/boot/dts/qcom/sc8180x.dtsi +++ b/arch/arm64/boot/dts/qcom/sc8180x.dtsi @@ -2701,7 +2701,7 @@ usb_sec: usb@a8f8800 { resets = <&gcc GCC_USB30_SEC_BCR>; power-domains = <&gcc USB30_SEC_GDSC>; interrupts-extended = <&intc GIC_SPI 136 IRQ_TYPE_LEVEL_HIGH>, - <&pdc 7 IRQ_TYPE_LEVEL_HIGH>, + <&pdc 40 IRQ_TYPE_LEVEL_HIGH>, <&pdc 10 IRQ_TYPE_EDGE_BOTH>, <&pdc 11 IRQ_TYPE_EDGE_BOTH>; interrupt-names = "hs_phy_irq", "ss_phy_irq", diff --git a/arch/arm64/boot/dts/qcom/sc8280xp.dtsi b/arch/arm64/boot/dts/qcom/sc8280xp.dtsi index a5b194813079..d0f82e12289e 100644 --- a/arch/arm64/boot/dts/qcom/sc8280xp.dtsi +++ b/arch/arm64/boot/dts/qcom/sc8280xp.dtsi @@ -1774,6 +1774,7 @@ pcie4: pcie@1c00000 { reset-names = "pci"; power-domains = <&gcc PCIE_4_GDSC>; + required-opps = <&rpmhpd_opp_nom>; phys = <&pcie4_phy>; phy-names = "pciephy"; @@ -1872,6 +1873,7 @@ pcie3b: pcie@1c08000 { reset-names = "pci"; power-domains = <&gcc PCIE_3B_GDSC>; + required-opps = <&rpmhpd_opp_nom>; phys = <&pcie3b_phy>; phy-names = "pciephy"; @@ -1970,6 +1972,7 @@ pcie3a: pcie@1c10000 { reset-names = "pci"; power-domains = <&gcc PCIE_3A_GDSC>; + required-opps = <&rpmhpd_opp_nom>; phys = <&pcie3a_phy>; phy-names = "pciephy"; @@ -2071,6 +2074,7 @@ pcie2b: pcie@1c18000 { reset-names = "pci"; power-domains = <&gcc PCIE_2B_GDSC>; + required-opps = <&rpmhpd_opp_nom>; phys = <&pcie2b_phy>; phy-names = "pciephy"; @@ -2169,6 +2173,7 @@ pcie2a: pcie@1c20000 { reset-names = "pci"; power-domains = <&gcc PCIE_2A_GDSC>; + required-opps = <&rpmhpd_opp_nom>; phys = <&pcie2a_phy>; phy-names = "pciephy"; @@ -2641,7 +2646,7 @@ remoteproc_adsp: remoteproc@3000000 { compatible = "qcom,sc8280xp-adsp-pas"; reg = <0 0x03000000 0 0x100>; - interrupts-extended = <&intc GIC_SPI 162 IRQ_TYPE_LEVEL_HIGH>, + interrupts-extended = <&intc GIC_SPI 162 IRQ_TYPE_EDGE_RISING>, <&smp2p_adsp_in 0 IRQ_TYPE_EDGE_RISING>, <&smp2p_adsp_in 1 IRQ_TYPE_EDGE_RISING>, <&smp2p_adsp_in 2 IRQ_TYPE_EDGE_RISING>, @@ -4977,7 +4982,7 @@ remoteproc_nsp0: remoteproc@1b300000 { compatible = "qcom,sc8280xp-nsp0-pas"; reg = <0 0x1b300000 0 0x100>; - interrupts-extended = <&intc GIC_SPI 578 IRQ_TYPE_LEVEL_HIGH>, + interrupts-extended = <&intc GIC_SPI 578 IRQ_TYPE_EDGE_RISING>, <&smp2p_nsp0_in 0 IRQ_TYPE_EDGE_RISING>, <&smp2p_nsp0_in 1 IRQ_TYPE_EDGE_RISING>, <&smp2p_nsp0_in 2 IRQ_TYPE_EDGE_RISING>, @@ -5108,7 +5113,7 @@ remoteproc_nsp1: remoteproc@21300000 { compatible = "qcom,sc8280xp-nsp1-pas"; reg = <0 0x21300000 0 0x100>; - interrupts-extended = <&intc GIC_SPI 887 IRQ_TYPE_LEVEL_HIGH>, + interrupts-extended = <&intc GIC_SPI 887 IRQ_TYPE_EDGE_RISING>, <&smp2p_nsp1_in 0 IRQ_TYPE_EDGE_RISING>, <&smp2p_nsp1_in 1 IRQ_TYPE_EDGE_RISING>, <&smp2p_nsp1_in 2 IRQ_TYPE_EDGE_RISING>, diff --git a/arch/arm64/boot/dts/qcom/sm6350.dtsi b/arch/arm64/boot/dts/qcom/sm6350.dtsi index 24bcec3366ef..0be053555602 100644 --- a/arch/arm64/boot/dts/qcom/sm6350.dtsi +++ b/arch/arm64/boot/dts/qcom/sm6350.dtsi @@ -1252,7 +1252,7 @@ adsp: remoteproc@3000000 { compatible = "qcom,sm6350-adsp-pas"; reg = <0 0x03000000 0 0x100>; - interrupts-extended = <&pdc 6 IRQ_TYPE_LEVEL_HIGH>, + interrupts-extended = <&pdc 6 IRQ_TYPE_EDGE_RISING>, <&smp2p_adsp_in 0 IRQ_TYPE_EDGE_RISING>, <&smp2p_adsp_in 1 IRQ_TYPE_EDGE_RISING>, <&smp2p_adsp_in 2 IRQ_TYPE_EDGE_RISING>, @@ -1511,7 +1511,7 @@ cdsp: remoteproc@8300000 { compatible = "qcom,sm6350-cdsp-pas"; reg = <0 0x08300000 0 0x10000>; - interrupts-extended = <&intc GIC_SPI 578 IRQ_TYPE_LEVEL_HIGH>, + interrupts-extended = <&intc GIC_SPI 578 IRQ_TYPE_EDGE_RISING>, <&smp2p_cdsp_in 0 IRQ_TYPE_EDGE_RISING>, <&smp2p_cdsp_in 1 IRQ_TYPE_EDGE_RISING>, <&smp2p_cdsp_in 2 IRQ_TYPE_EDGE_RISING>, diff --git a/arch/arm64/boot/dts/qcom/sm6375.dtsi b/arch/arm64/boot/dts/qcom/sm6375.dtsi index 4386f8a9c636..f40509d91bbd 100644 --- a/arch/arm64/boot/dts/qcom/sm6375.dtsi +++ b/arch/arm64/boot/dts/qcom/sm6375.dtsi @@ -1561,7 +1561,7 @@ remoteproc_adsp: remoteproc@a400000 { compatible = "qcom,sm6375-adsp-pas"; reg = <0 0x0a400000 0 0x100>; - interrupts-extended = <&intc GIC_SPI 282 IRQ_TYPE_LEVEL_HIGH>, + interrupts-extended = <&intc GIC_SPI 282 IRQ_TYPE_EDGE_RISING>, <&smp2p_adsp_in 0 IRQ_TYPE_EDGE_RISING>, <&smp2p_adsp_in 1 IRQ_TYPE_EDGE_RISING>, <&smp2p_adsp_in 2 IRQ_TYPE_EDGE_RISING>, diff --git a/arch/arm64/boot/dts/qcom/sm8250.dtsi b/arch/arm64/boot/dts/qcom/sm8250.dtsi index 39bd8f0eba1e..7f2333c9d17d 100644 --- a/arch/arm64/boot/dts/qcom/sm8250.dtsi +++ b/arch/arm64/boot/dts/qcom/sm8250.dtsi @@ -3062,7 +3062,7 @@ slpi: remoteproc@5c00000 { compatible = "qcom,sm8250-slpi-pas"; reg = <0 0x05c00000 0 0x4000>; - interrupts-extended = <&pdc 9 IRQ_TYPE_LEVEL_HIGH>, + interrupts-extended = <&pdc 9 IRQ_TYPE_EDGE_RISING>, <&smp2p_slpi_in 0 IRQ_TYPE_EDGE_RISING>, <&smp2p_slpi_in 1 IRQ_TYPE_EDGE_RISING>, <&smp2p_slpi_in 2 IRQ_TYPE_EDGE_RISING>, @@ -3766,7 +3766,7 @@ cdsp: remoteproc@8300000 { compatible = "qcom,sm8250-cdsp-pas"; reg = <0 0x08300000 0 0x10000>; - interrupts-extended = <&intc GIC_SPI 578 IRQ_TYPE_LEVEL_HIGH>, + interrupts-extended = <&intc GIC_SPI 578 IRQ_TYPE_EDGE_RISING>, <&smp2p_cdsp_in 0 IRQ_TYPE_EDGE_RISING>, <&smp2p_cdsp_in 1 IRQ_TYPE_EDGE_RISING>, <&smp2p_cdsp_in 2 IRQ_TYPE_EDGE_RISING>, @@ -5928,7 +5928,7 @@ adsp: remoteproc@17300000 { compatible = "qcom,sm8250-adsp-pas"; reg = <0 0x17300000 0 0x100>; - interrupts-extended = <&pdc 6 IRQ_TYPE_LEVEL_HIGH>, + interrupts-extended = <&pdc 6 IRQ_TYPE_EDGE_RISING>, <&smp2p_adsp_in 0 IRQ_TYPE_EDGE_RISING>, <&smp2p_adsp_in 1 IRQ_TYPE_EDGE_RISING>, <&smp2p_adsp_in 2 IRQ_TYPE_EDGE_RISING>, diff --git a/arch/arm64/boot/dts/qcom/sm8450.dtsi b/arch/arm64/boot/dts/qcom/sm8450.dtsi index b86be34a912b..024d2653cc30 100644 --- a/arch/arm64/boot/dts/qcom/sm8450.dtsi +++ b/arch/arm64/boot/dts/qcom/sm8450.dtsi @@ -1777,12 +1777,8 @@ pcie0: pcie@1c00000 { ranges = <0x01000000 0x0 0x00000000 0x0 0x60200000 0x0 0x100000>, <0x02000000 0x0 0x60300000 0x0 0x60300000 0x0 0x3d00000>; - /* - * MSIs for BDF (1:0.0) only works with Device ID 0x5980. - * Hence, the IDs are swapped. - */ - msi-map = <0x0 &gic_its 0x5981 0x1>, - <0x100 &gic_its 0x5980 0x1>; + msi-map = <0x0 &gic_its 0x5980 0x1>, + <0x100 &gic_its 0x5981 0x1>; msi-map-mask = <0xff00>; interrupts = , , @@ -1900,12 +1896,8 @@ pcie1: pcie@1c08000 { ranges = <0x01000000 0x0 0x00000000 0x0 0x40200000 0x0 0x100000>, <0x02000000 0x0 0x40300000 0x0 0x40300000 0x0 0x1fd00000>; - /* - * MSIs for BDF (1:0.0) only works with Device ID 0x5a00. - * Hence, the IDs are swapped. - */ - msi-map = <0x0 &gic_its 0x5a01 0x1>, - <0x100 &gic_its 0x5a00 0x1>; + msi-map = <0x0 &gic_its 0x5a00 0x1>, + <0x100 &gic_its 0x5a01 0x1>; msi-map-mask = <0xff00>; interrupts = , , diff --git a/arch/arm64/boot/dts/qcom/sm8550.dtsi b/arch/arm64/boot/dts/qcom/sm8550.dtsi index 3904348075f6..3348bc06db48 100644 --- a/arch/arm64/boot/dts/qcom/sm8550.dtsi +++ b/arch/arm64/boot/dts/qcom/sm8550.dtsi @@ -1755,9 +1755,8 @@ pcie0: pcie@1c00000 { <&gem_noc MASTER_APPSS_PROC 0 &cnoc_main SLAVE_PCIE_0 0>; interconnect-names = "pcie-mem", "cpu-pcie"; - /* Entries are reversed due to the unusual ITS DeviceID encoding */ - msi-map = <0x0 &gic_its 0x1401 0x1>, - <0x100 &gic_its 0x1400 0x1>; + msi-map = <0x0 &gic_its 0x1400 0x1>, + <0x100 &gic_its 0x1401 0x1>; iommu-map = <0x0 &apps_smmu 0x1400 0x1>, <0x100 &apps_smmu 0x1401 0x1>; @@ -1867,9 +1866,8 @@ pcie1: pcie@1c08000 { <&gem_noc MASTER_APPSS_PROC 0 &cnoc_main SLAVE_PCIE_1 0>; interconnect-names = "pcie-mem", "cpu-pcie"; - /* Entries are reversed due to the unusual ITS DeviceID encoding */ - msi-map = <0x0 &gic_its 0x1481 0x1>, - <0x100 &gic_its 0x1480 0x1>; + msi-map = <0x0 &gic_its 0x1480 0x1>, + <0x100 &gic_its 0x1481 0x1>; iommu-map = <0x0 &apps_smmu 0x1480 0x1>, <0x100 &apps_smmu 0x1481 0x1>; diff --git a/arch/arm64/boot/dts/qcom/sm8650.dtsi b/arch/arm64/boot/dts/qcom/sm8650.dtsi index ba72d8f38420..eb117866e59f 100644 --- a/arch/arm64/boot/dts/qcom/sm8650.dtsi +++ b/arch/arm64/boot/dts/qcom/sm8650.dtsi @@ -2274,9 +2274,8 @@ &mc_virt SLAVE_EBI1 QCOM_ICC_TAG_ALWAYS>, interrupt-map-mask = <0 0 0 0x7>; #interrupt-cells = <1>; - /* Entries are reversed due to the unusual ITS DeviceID encoding */ - msi-map = <0x0 &gic_its 0x1401 0x1>, - <0x100 &gic_its 0x1400 0x1>; + msi-map = <0x0 &gic_its 0x1400 0x1>, + <0x100 &gic_its 0x1401 0x1>; msi-map-mask = <0xff00>; linux,pci-domain = <0>; @@ -2402,9 +2401,8 @@ &mc_virt SLAVE_EBI1 QCOM_ICC_TAG_ALWAYS>, interrupt-map-mask = <0 0 0 0x7>; #interrupt-cells = <1>; - /* Entries are reversed due to the unusual ITS DeviceID encoding */ - msi-map = <0x0 &gic_its 0x1481 0x1>, - <0x100 &gic_its 0x1480 0x1>; + msi-map = <0x0 &gic_its 0x1480 0x1>, + <0x100 &gic_its 0x1481 0x1>; msi-map-mask = <0xff00>; linux,pci-domain = <1>; diff --git a/arch/arm64/boot/dts/qcom/x1e80100.dtsi b/arch/arm64/boot/dts/qcom/x1e80100.dtsi index 8e517f76189e..6b40082bac68 100644 --- a/arch/arm64/boot/dts/qcom/x1e80100.dtsi +++ b/arch/arm64/boot/dts/qcom/x1e80100.dtsi @@ -284,7 +284,7 @@ CLUSTER_C4: cpu-sleep-0 { domain-idle-states { CLUSTER_CL4: cluster-sleep-0 { - compatible = "arm,idle-state"; + compatible = "domain-idle-state"; idle-state-name = "l2-ret"; arm,psci-suspend-param = <0x01000044>; entry-latency-us = <350>; @@ -293,7 +293,7 @@ CLUSTER_CL4: cluster-sleep-0 { }; CLUSTER_CL5: cluster-sleep-1 { - compatible = "arm,idle-state"; + compatible = "domain-idle-state"; idle-state-name = "ret-pll-off"; arm,psci-suspend-param = <0x01000054>; entry-latency-us = <2200>; diff --git a/arch/arm64/boot/dts/rockchip/rk3399-gru-scarlet.dtsi b/arch/arm64/boot/dts/rockchip/rk3399-gru-scarlet.dtsi index 5846a11f0e84..d5e035823eb5 100644 --- a/arch/arm64/boot/dts/rockchip/rk3399-gru-scarlet.dtsi +++ b/arch/arm64/boot/dts/rockchip/rk3399-gru-scarlet.dtsi @@ -663,7 +663,7 @@ mipi_in_panel: endpoint { port@1 { reg = <1>; - mipi1_in_panel: endpoint@1 { + mipi1_in_panel: endpoint { remote-endpoint = <&mipi1_out_panel>; }; }; @@ -689,7 +689,6 @@ &pcie0 { ep-gpios = <&gpio0 3 GPIO_ACTIVE_HIGH>; /* PERST# asserted in S3 */ - pcie-reset-suspend = <1>; vpcie3v3-supply = <&wlan_3v3>; vpcie1v8-supply = <&pp1800_pcie>; diff --git a/arch/arm64/boot/dts/rockchip/rk3399-kobol-helios64.dts b/arch/arm64/boot/dts/rockchip/rk3399-kobol-helios64.dts index dfb2a0bdea5b..9586bb12a5d8 100644 --- a/arch/arm64/boot/dts/rockchip/rk3399-kobol-helios64.dts +++ b/arch/arm64/boot/dts/rockchip/rk3399-kobol-helios64.dts @@ -611,7 +611,7 @@ device@4 { #size-cells = <0>; interface@0 { /* interface 0 of configuration 1 */ - compatible = "usbbda,8156.config1.0"; + compatible = "usbifbda,8156.config1.0"; reg = <0 1>; }; }; diff --git a/arch/arm64/boot/dts/rockchip/rk3399-pinebook-pro.dts b/arch/arm64/boot/dts/rockchip/rk3399-pinebook-pro.dts index 054c6a4d1a45..294eb2de263d 100644 --- a/arch/arm64/boot/dts/rockchip/rk3399-pinebook-pro.dts +++ b/arch/arm64/boot/dts/rockchip/rk3399-pinebook-pro.dts @@ -779,7 +779,6 @@ &pcie_phy { }; &pcie0 { - bus-scan-delay-ms = <1000>; ep-gpios = <&gpio2 RK_PD4 GPIO_ACTIVE_HIGH>; num-lanes = <4>; pinctrl-names = "default"; diff --git a/arch/arm64/boot/dts/rockchip/rk3399-puma-haikou.dts b/arch/arm64/boot/dts/rockchip/rk3399-puma-haikou.dts index 2c3984a880af..f6f15946579e 100644 --- a/arch/arm64/boot/dts/rockchip/rk3399-puma-haikou.dts +++ b/arch/arm64/boot/dts/rockchip/rk3399-puma-haikou.dts @@ -194,6 +194,8 @@ &pcie0 { num-lanes = <4>; pinctrl-names = "default"; pinctrl-0 = <&pcie_clkreqn_cpm>; + vpcie3v3-supply = <&vcc3v3_baseboard>; + vpcie12v-supply = <&dc_12v>; status = "okay"; }; diff --git a/arch/arm64/boot/dts/rockchip/rk3399-puma.dtsi b/arch/arm64/boot/dts/rockchip/rk3399-puma.dtsi index c08e69391c01..ccbe3a7a1d2c 100644 --- a/arch/arm64/boot/dts/rockchip/rk3399-puma.dtsi +++ b/arch/arm64/boot/dts/rockchip/rk3399-puma.dtsi @@ -79,6 +79,26 @@ vcc5v0_sys: vcc5v0-sys { regulator-max-microvolt = <5000000>; }; + vcca_0v9: vcca-0v9-regulator { + compatible = "regulator-fixed"; + regulator-name = "vcca_0v9"; + regulator-always-on; + regulator-boot-on; + regulator-min-microvolt = <900000>; + regulator-max-microvolt = <900000>; + vin-supply = <&vcc_1v8>; + }; + + vcca_1v8: vcca-1v8-regulator { + compatible = "regulator-fixed"; + regulator-name = "vcca_1v8"; + regulator-always-on; + regulator-boot-on; + regulator-min-microvolt = <1800000>; + regulator-max-microvolt = <1800000>; + vin-supply = <&vcc3v3_sys>; + }; + vdd_log: vdd-log { compatible = "pwm-regulator"; pwms = <&pwm2 0 25000 1>; @@ -416,16 +436,28 @@ &io_domains { gpio1830-supply = <&vcc_1v8>; }; -&pmu_io_domains { - status = "okay"; - pmu1830-supply = <&vcc_1v8>; +&pcie0 { + /* PCIe PHY supplies */ + vpcie0v9-supply = <&vcca_0v9>; + vpcie1v8-supply = <&vcca_1v8>; }; -&pwm2 { - status = "okay"; +&pcie_clkreqn_cpm { + rockchip,pins = + <2 RK_PD2 RK_FUNC_GPIO &pcfg_pull_up>; }; &pinctrl { + pinctrl-names = "default"; + pinctrl-0 = <&q7_thermal_pin>; + + gpios { + q7_thermal_pin: q7-thermal-pin { + rockchip,pins = + <0 RK_PA3 RK_FUNC_GPIO &pcfg_pull_up>; + }; + }; + i2c8 { i2c8_xfer_a: i2c8-xfer { rockchip,pins = @@ -458,11 +490,20 @@ vcc5v0_host_en: vcc5v0-host-en { usb3 { usb3_id: usb3-id { rockchip,pins = - <1 RK_PC2 RK_FUNC_GPIO &pcfg_pull_none>; + <1 RK_PC2 RK_FUNC_GPIO &pcfg_pull_up>; }; }; }; +&pmu_io_domains { + status = "okay"; + pmu1830-supply = <&vcc_1v8>; +}; + +&pwm2 { + status = "okay"; +}; + &sdhci { /* * Signal integrity isn't great at 200MHz but 100MHz has proven stable diff --git a/arch/arm64/boot/dts/rockchip/rk3566-lubancat-1.dts b/arch/arm64/boot/dts/rockchip/rk3566-lubancat-1.dts index 6ecdf5d28339..c1194d1e438d 100644 --- a/arch/arm64/boot/dts/rockchip/rk3566-lubancat-1.dts +++ b/arch/arm64/boot/dts/rockchip/rk3566-lubancat-1.dts @@ -447,7 +447,6 @@ rgmii_phy1: phy@0 { &pcie2x1 { reset-gpios = <&gpio0 RK_PB6 GPIO_ACTIVE_HIGH>; - disable-gpios = <&gpio0 RK_PA6 GPIO_ACTIVE_HIGH>; vpcie3v3-supply = <&vcc3v3_pcie>; status = "okay"; }; diff --git a/arch/arm64/boot/dts/rockchip/rk3568-bpi-r2-pro.dts b/arch/arm64/boot/dts/rockchip/rk3568-bpi-r2-pro.dts index 7b5f3904ef61..c87fad2c34cb 100644 --- a/arch/arm64/boot/dts/rockchip/rk3568-bpi-r2-pro.dts +++ b/arch/arm64/boot/dts/rockchip/rk3568-bpi-r2-pro.dts @@ -416,6 +416,8 @@ regulator-state-mem { vccio_sd: LDO_REG5 { regulator-name = "vccio_sd"; + regulator-always-on; + regulator-boot-on; regulator-min-microvolt = <1800000>; regulator-max-microvolt = <3300000>; @@ -525,9 +527,9 @@ &mdio0 { #address-cells = <1>; #size-cells = <0>; - switch@0 { + switch@1f { compatible = "mediatek,mt7531"; - reg = <0>; + reg = <0x1f>; ports { #address-cells = <1>; diff --git a/arch/arm64/boot/dts/rockchip/rk3568-lubancat-2.dts b/arch/arm64/boot/dts/rockchip/rk3568-lubancat-2.dts index a8a4cc190eb3..a3112d5df200 100644 --- a/arch/arm64/boot/dts/rockchip/rk3568-lubancat-2.dts +++ b/arch/arm64/boot/dts/rockchip/rk3568-lubancat-2.dts @@ -523,7 +523,6 @@ &pcie3x2 { &pcie2x1 { reset-gpios = <&gpio3 RK_PC1 GPIO_ACTIVE_HIGH>; - disable-gpios = <&gpio3 RK_PC2 GPIO_ACTIVE_HIGH>; vpcie3v3-supply = <&vcc3v3_mini_pcie>; status = "okay"; }; diff --git a/arch/arm64/boot/dts/rockchip/rk3588-coolpi-cm5.dtsi b/arch/arm64/boot/dts/rockchip/rk3588-coolpi-cm5.dtsi index cce1c8e83587..94ecb9b4f98f 100644 --- a/arch/arm64/boot/dts/rockchip/rk3588-coolpi-cm5.dtsi +++ b/arch/arm64/boot/dts/rockchip/rk3588-coolpi-cm5.dtsi @@ -216,9 +216,9 @@ &i2c7 { pinctrl-0 = <&i2c7m0_xfer>; status = "okay"; - es8316: audio-codec@11 { + es8316: audio-codec@10 { compatible = "everest,es8316"; - reg = <0x11>; + reg = <0x10>; assigned-clocks = <&cru I2S0_8CH_MCLKOUT>; assigned-clock-rates = <12288000>; clocks = <&cru I2S0_8CH_MCLKOUT>; diff --git a/arch/arm64/boot/dts/rockchip/rk3588-orangepi-5-plus.dts b/arch/arm64/boot/dts/rockchip/rk3588-orangepi-5-plus.dts index 1b606ea5b6cf..1a604429fb26 100644 --- a/arch/arm64/boot/dts/rockchip/rk3588-orangepi-5-plus.dts +++ b/arch/arm64/boot/dts/rockchip/rk3588-orangepi-5-plus.dts @@ -485,6 +485,7 @@ pmic@0 { pinctrl-0 = <&pmic_pins>, <&rk806_dvs1_null>, <&rk806_dvs2_null>, <&rk806_dvs3_null>; spi-max-frequency = <1000000>; + system-power-controller; vcc1-supply = <&vcc5v0_sys>; vcc2-supply = <&vcc5v0_sys>; @@ -506,7 +507,7 @@ pmic@0 { #gpio-cells = <2>; rk806_dvs1_null: dvs1-null-pins { - pins = "gpio_pwrctrl2"; + pins = "gpio_pwrctrl1"; function = "pin_fun0"; }; diff --git a/arch/arm64/boot/dts/rockchip/rk3588-quartzpro64.dts b/arch/arm64/boot/dts/rockchip/rk3588-quartzpro64.dts index 67414d72e2b6..22bbfbe729c1 100644 --- a/arch/arm64/boot/dts/rockchip/rk3588-quartzpro64.dts +++ b/arch/arm64/boot/dts/rockchip/rk3588-quartzpro64.dts @@ -456,6 +456,7 @@ pmic@0 { <&rk806_dvs2_null>, <&rk806_dvs3_null>; pinctrl-names = "default"; spi-max-frequency = <1000000>; + system-power-controller; vcc1-supply = <&vcc4v0_sys>; vcc2-supply = <&vcc4v0_sys>; diff --git a/arch/arm64/kvm/vgic/vgic-kvm-device.c b/arch/arm64/kvm/vgic/vgic-kvm-device.c index f48b8dab8b3d..1d26bb5b02f4 100644 --- a/arch/arm64/kvm/vgic/vgic-kvm-device.c +++ b/arch/arm64/kvm/vgic/vgic-kvm-device.c @@ -338,12 +338,12 @@ int kvm_register_vgic_device(unsigned long type) int vgic_v2_parse_attr(struct kvm_device *dev, struct kvm_device_attr *attr, struct vgic_reg_attr *reg_attr) { - int cpuid; + int cpuid = FIELD_GET(KVM_DEV_ARM_VGIC_CPUID_MASK, attr->attr); - cpuid = FIELD_GET(KVM_DEV_ARM_VGIC_CPUID_MASK, attr->attr); - - reg_attr->vcpu = kvm_get_vcpu_by_id(dev->kvm, cpuid); reg_attr->addr = attr->attr & KVM_DEV_ARM_VGIC_OFFSET_MASK; + reg_attr->vcpu = kvm_get_vcpu_by_id(dev->kvm, cpuid); + if (!reg_attr->vcpu) + return -EINVAL; return 0; } diff --git a/arch/arm64/net/bpf_jit_comp.c b/arch/arm64/net/bpf_jit_comp.c index 76b91f36c729..cf9a9ebb4cda 100644 --- a/arch/arm64/net/bpf_jit_comp.c +++ b/arch/arm64/net/bpf_jit_comp.c @@ -1905,15 +1905,15 @@ static void invoke_bpf_prog(struct jit_ctx *ctx, struct bpf_tramp_link *l, emit_call(enter_prog, ctx); + /* save return value to callee saved register x20 */ + emit(A64_MOV(1, A64_R(20), A64_R(0)), ctx); + /* if (__bpf_prog_enter(prog) == 0) * goto skip_exec_of_prog; */ branch = ctx->image + ctx->idx; emit(A64_NOP, ctx); - /* save return value to callee saved register x20 */ - emit(A64_MOV(1, A64_R(20), A64_R(0)), ctx); - emit(A64_ADD_I(1, A64_R(0), A64_SP, args_off), ctx); if (!p->jited) emit_addr_mov_i64(A64_R(1), (const u64)p->insnsi, ctx); diff --git a/arch/loongarch/Kconfig b/arch/loongarch/Kconfig index a5f300ec6f28..54ad04dacdee 100644 --- a/arch/loongarch/Kconfig +++ b/arch/loongarch/Kconfig @@ -595,7 +595,7 @@ config ARCH_SELECTS_CRASH_DUMP select RELOCATABLE config ARCH_HAS_GENERIC_CRASHKERNEL_RESERVATION - def_bool CRASH_CORE + def_bool CRASH_RESERVE config RELOCATABLE bool "Relocatable kernel" diff --git a/arch/loongarch/include/asm/crash_core.h b/arch/loongarch/include/asm/crash_reserve.h similarity index 75% rename from arch/loongarch/include/asm/crash_core.h rename to arch/loongarch/include/asm/crash_reserve.h index 218bdbfa527b..a1d9b84b1c7d 100644 --- a/arch/loongarch/include/asm/crash_core.h +++ b/arch/loongarch/include/asm/crash_reserve.h @@ -1,6 +1,6 @@ /* SPDX-License-Identifier: GPL-2.0-only */ -#ifndef _LOONGARCH_CRASH_CORE_H -#define _LOONGARCH_CRASH_CORE_H +#ifndef _LOONGARCH_CRASH_RESERVE_H +#define _LOONGARCH_CRASH_RESERVE_H #define CRASH_ALIGN SZ_2M diff --git a/arch/loongarch/include/asm/perf_event.h b/arch/loongarch/include/asm/perf_event.h index 2a35a0bc2aaa..52b638059e40 100644 --- a/arch/loongarch/include/asm/perf_event.h +++ b/arch/loongarch/include/asm/perf_event.h @@ -7,6 +7,14 @@ #ifndef __LOONGARCH_PERF_EVENT_H__ #define __LOONGARCH_PERF_EVENT_H__ +#include + #define perf_arch_bpf_user_pt_regs(regs) (struct user_pt_regs *)regs +#define perf_arch_fetch_caller_regs(regs, __ip) { \ + (regs)->csr_era = (__ip); \ + (regs)->regs[3] = current_stack_pointer; \ + (regs)->regs[22] = (unsigned long) __builtin_frame_address(0); \ +} + #endif /* __LOONGARCH_PERF_EVENT_H__ */ diff --git a/arch/loongarch/include/asm/tlb.h b/arch/loongarch/include/asm/tlb.h index da7a3b5b9374..e071f5e9e858 100644 --- a/arch/loongarch/include/asm/tlb.h +++ b/arch/loongarch/include/asm/tlb.h @@ -132,8 +132,6 @@ static __always_inline void invtlb_all(u32 op, u32 info, u64 addr) ); } -#define __tlb_remove_tlb_entry(tlb, ptep, address) do { } while (0) - static void tlb_flush(struct mmu_gather *tlb); #define tlb_flush tlb_flush diff --git a/arch/loongarch/kernel/perf_event.c b/arch/loongarch/kernel/perf_event.c index 0491bf453cd4..cac7cba81b65 100644 --- a/arch/loongarch/kernel/perf_event.c +++ b/arch/loongarch/kernel/perf_event.c @@ -884,4 +884,4 @@ static int __init init_hw_perf_events(void) return 0; } -early_initcall(init_hw_perf_events); +pure_initcall(init_hw_perf_events); diff --git a/arch/loongarch/mm/fault.c b/arch/loongarch/mm/fault.c index 1fc2f6813ea0..97b40defde06 100644 --- a/arch/loongarch/mm/fault.c +++ b/arch/loongarch/mm/fault.c @@ -202,10 +202,10 @@ static void __kprobes __do_page_fault(struct pt_regs *regs, if (!(vma->vm_flags & VM_WRITE)) goto bad_area; } else { - if (!(vma->vm_flags & VM_READ) && address != exception_era(regs)) - goto bad_area; if (!(vma->vm_flags & VM_EXEC) && address == exception_era(regs)) goto bad_area; + if (!(vma->vm_flags & (VM_READ | VM_WRITE)) && address != exception_era(regs)) + goto bad_area; } /* diff --git a/arch/riscv/Kconfig.errata b/arch/riscv/Kconfig.errata index 910ba8837add..2acc7d876e1f 100644 --- a/arch/riscv/Kconfig.errata +++ b/arch/riscv/Kconfig.errata @@ -82,14 +82,14 @@ config ERRATA_THEAD Otherwise, please say "N" here to avoid unnecessary overhead. -config ERRATA_THEAD_PBMT - bool "Apply T-Head memory type errata" +config ERRATA_THEAD_MAE + bool "Apply T-Head's memory attribute extension (XTheadMae) errata" depends on ERRATA_THEAD && 64BIT && MMU select RISCV_ALTERNATIVE_EARLY default y help - This will apply the memory type errata to handle the non-standard - memory type bits in page-table-entries on T-Head SoCs. + This will apply the memory attribute extension errata to handle the + non-standard PTE utilization on T-Head SoCs (XTheadMae). If you don't know what to do here, say "Y". diff --git a/arch/riscv/errata/thead/errata.c b/arch/riscv/errata/thead/errata.c index b1c410bbc1ae..bf6a0a6318ee 100644 --- a/arch/riscv/errata/thead/errata.c +++ b/arch/riscv/errata/thead/errata.c @@ -19,20 +19,26 @@ #include #include -static bool errata_probe_pbmt(unsigned int stage, - unsigned long arch_id, unsigned long impid) +#define CSR_TH_SXSTATUS 0x5c0 +#define SXSTATUS_MAEE _AC(0x200000, UL) + +static bool errata_probe_mae(unsigned int stage, + unsigned long arch_id, unsigned long impid) { - if (!IS_ENABLED(CONFIG_ERRATA_THEAD_PBMT)) + if (!IS_ENABLED(CONFIG_ERRATA_THEAD_MAE)) return false; if (arch_id != 0 || impid != 0) return false; - if (stage == RISCV_ALTERNATIVES_EARLY_BOOT || - stage == RISCV_ALTERNATIVES_MODULE) - return true; + if (stage != RISCV_ALTERNATIVES_EARLY_BOOT && + stage != RISCV_ALTERNATIVES_MODULE) + return false; - return false; + if (!(csr_read(CSR_TH_SXSTATUS) & SXSTATUS_MAEE)) + return false; + + return true; } /* @@ -140,8 +146,8 @@ static u32 thead_errata_probe(unsigned int stage, { u32 cpu_req_errata = 0; - if (errata_probe_pbmt(stage, archid, impid)) - cpu_req_errata |= BIT(ERRATA_THEAD_PBMT); + if (errata_probe_mae(stage, archid, impid)) + cpu_req_errata |= BIT(ERRATA_THEAD_MAE); errata_probe_cmo(stage, archid, impid); diff --git a/arch/riscv/include/asm/errata_list.h b/arch/riscv/include/asm/errata_list.h index 1f2dbfb8a8bf..efd851e1b483 100644 --- a/arch/riscv/include/asm/errata_list.h +++ b/arch/riscv/include/asm/errata_list.h @@ -23,7 +23,7 @@ #endif #ifdef CONFIG_ERRATA_THEAD -#define ERRATA_THEAD_PBMT 0 +#define ERRATA_THEAD_MAE 0 #define ERRATA_THEAD_PMU 1 #define ERRATA_THEAD_NUMBER 2 #endif @@ -53,20 +53,20 @@ asm(ALTERNATIVE("sfence.vma %0", "sfence.vma", SIFIVE_VENDOR_ID, \ * in the default case. */ #define ALT_SVPBMT_SHIFT 61 -#define ALT_THEAD_PBMT_SHIFT 59 +#define ALT_THEAD_MAE_SHIFT 59 #define ALT_SVPBMT(_val, prot) \ asm(ALTERNATIVE_2("li %0, 0\t\nnop", \ "li %0, %1\t\nslli %0,%0,%3", 0, \ RISCV_ISA_EXT_SVPBMT, CONFIG_RISCV_ISA_SVPBMT, \ "li %0, %2\t\nslli %0,%0,%4", THEAD_VENDOR_ID, \ - ERRATA_THEAD_PBMT, CONFIG_ERRATA_THEAD_PBMT) \ + ERRATA_THEAD_MAE, CONFIG_ERRATA_THEAD_MAE) \ : "=r"(_val) \ : "I"(prot##_SVPBMT >> ALT_SVPBMT_SHIFT), \ - "I"(prot##_THEAD >> ALT_THEAD_PBMT_SHIFT), \ + "I"(prot##_THEAD >> ALT_THEAD_MAE_SHIFT), \ "I"(ALT_SVPBMT_SHIFT), \ - "I"(ALT_THEAD_PBMT_SHIFT)) + "I"(ALT_THEAD_MAE_SHIFT)) -#ifdef CONFIG_ERRATA_THEAD_PBMT +#ifdef CONFIG_ERRATA_THEAD_MAE /* * IO/NOCACHE memory types are handled together with svpbmt, * so on T-Head chips, check if no other memory type is set, @@ -83,11 +83,11 @@ asm volatile(ALTERNATIVE( \ "slli t3, t3, %3\n\t" \ "or %0, %0, t3\n\t" \ "2:", THEAD_VENDOR_ID, \ - ERRATA_THEAD_PBMT, CONFIG_ERRATA_THEAD_PBMT) \ + ERRATA_THEAD_MAE, CONFIG_ERRATA_THEAD_MAE) \ : "+r"(_val) \ - : "I"(_PAGE_MTMASK_THEAD >> ALT_THEAD_PBMT_SHIFT), \ - "I"(_PAGE_PMA_THEAD >> ALT_THEAD_PBMT_SHIFT), \ - "I"(ALT_THEAD_PBMT_SHIFT) \ + : "I"(_PAGE_MTMASK_THEAD >> ALT_THEAD_MAE_SHIFT), \ + "I"(_PAGE_PMA_THEAD >> ALT_THEAD_MAE_SHIFT), \ + "I"(ALT_THEAD_MAE_SHIFT) \ : "t3") #else #define ALT_THEAD_PMA(_val) diff --git a/arch/riscv/include/asm/page.h b/arch/riscv/include/asm/page.h index 2947423b5082..115ac98b8d72 100644 --- a/arch/riscv/include/asm/page.h +++ b/arch/riscv/include/asm/page.h @@ -89,7 +89,7 @@ typedef struct page *pgtable_t; #define PTE_FMT "%08lx" #endif -#ifdef CONFIG_64BIT +#if defined(CONFIG_64BIT) && defined(CONFIG_MMU) /* * We override this value as its generic definition uses __pa too early in * the boot process (before kernel_map.va_pa_offset is set). diff --git a/arch/riscv/include/asm/pgtable.h b/arch/riscv/include/asm/pgtable.h index 9f8ea0e33eb1..6afd6bb4882e 100644 --- a/arch/riscv/include/asm/pgtable.h +++ b/arch/riscv/include/asm/pgtable.h @@ -896,7 +896,7 @@ static inline pte_t pte_swp_clear_exclusive(pte_t pte) #define PAGE_SHARED __pgprot(0) #define PAGE_KERNEL __pgprot(0) #define swapper_pg_dir NULL -#define TASK_SIZE 0xffffffffUL +#define TASK_SIZE _AC(-1, UL) #define VMALLOC_START _AC(0, UL) #define VMALLOC_END TASK_SIZE diff --git a/arch/riscv/include/uapi/asm/hwprobe.h b/arch/riscv/include/uapi/asm/hwprobe.h index 9f2a8e3ff204..2902f68dc913 100644 --- a/arch/riscv/include/uapi/asm/hwprobe.h +++ b/arch/riscv/include/uapi/asm/hwprobe.h @@ -54,7 +54,7 @@ struct riscv_hwprobe { #define RISCV_HWPROBE_EXT_ZFHMIN (1 << 28) #define RISCV_HWPROBE_EXT_ZIHINTNTL (1 << 29) #define RISCV_HWPROBE_EXT_ZVFH (1 << 30) -#define RISCV_HWPROBE_EXT_ZVFHMIN (1 << 31) +#define RISCV_HWPROBE_EXT_ZVFHMIN (1ULL << 31) #define RISCV_HWPROBE_EXT_ZFA (1ULL << 32) #define RISCV_HWPROBE_EXT_ZTSO (1ULL << 33) #define RISCV_HWPROBE_EXT_ZACAS (1ULL << 34) diff --git a/arch/riscv/mm/init.c b/arch/riscv/mm/init.c index fe8e159394d8..968761843203 100644 --- a/arch/riscv/mm/init.c +++ b/arch/riscv/mm/init.c @@ -231,7 +231,7 @@ static void __init setup_bootmem(void) * In 64-bit, any use of __va/__pa before this point is wrong as we * did not know the start of DRAM before. */ - if (IS_ENABLED(CONFIG_64BIT)) + if (IS_ENABLED(CONFIG_64BIT) && IS_ENABLED(CONFIG_MMU)) kernel_map.va_pa_offset = PAGE_OFFSET - phys_ram_base; /* diff --git a/arch/riscv/net/bpf_jit_comp64.c b/arch/riscv/net/bpf_jit_comp64.c index 15e482f2c657..e713704be837 100644 --- a/arch/riscv/net/bpf_jit_comp64.c +++ b/arch/riscv/net/bpf_jit_comp64.c @@ -730,6 +730,9 @@ static int invoke_bpf_prog(struct bpf_tramp_link *l, int args_off, int retval_of if (ret) return ret; + /* store prog start time */ + emit_mv(RV_REG_S1, RV_REG_A0, ctx); + /* if (__bpf_prog_enter(prog) == 0) * goto skip_exec_of_prog; */ @@ -737,9 +740,6 @@ static int invoke_bpf_prog(struct bpf_tramp_link *l, int args_off, int retval_of /* nop reserved for conditional jump */ emit(rv_nop(), ctx); - /* store prog start time */ - emit_mv(RV_REG_S1, RV_REG_A0, ctx); - /* arg1: &args_off */ emit_addi(RV_REG_A0, RV_REG_FP, -args_off, ctx); if (!p->jited) diff --git a/arch/x86/Kconfig b/arch/x86/Kconfig index 4474bf32d0a4..928820e61cb5 100644 --- a/arch/x86/Kconfig +++ b/arch/x86/Kconfig @@ -62,6 +62,7 @@ config X86 select ACPI_HOTPLUG_CPU if ACPI_PROCESSOR && HOTPLUG_CPU select ARCH_32BIT_OFF_T if X86_32 select ARCH_CLOCKSOURCE_INIT + select ARCH_CONFIGURES_CPU_MITIGATIONS select ARCH_CORRECT_STACKTRACE_ON_KRETPROBE select ARCH_ENABLE_HUGEPAGE_MIGRATION if X86_64 && HUGETLB_PAGE && MIGRATION select ARCH_ENABLE_MEMORY_HOTPLUG if X86_64 @@ -2488,17 +2489,21 @@ config PREFIX_SYMBOLS def_bool y depends on CALL_PADDING && !CFI_CLANG -menuconfig SPECULATION_MITIGATIONS - bool "Mitigations for speculative execution vulnerabilities" +menuconfig CPU_MITIGATIONS + bool "Mitigations for CPU vulnerabilities" default y help - Say Y here to enable options which enable mitigations for - speculative execution hardware vulnerabilities. + Say Y here to enable options which enable mitigations for hardware + vulnerabilities (usually related to speculative execution). + Mitigations can be disabled or restricted to SMT systems at runtime + via the "mitigations" kernel parameter. - If you say N, all mitigations will be disabled. You really - should know what you are doing to say so. + If you say N, all mitigations will be disabled. This CANNOT be + overridden at runtime. -if SPECULATION_MITIGATIONS + Say 'Y', unless you really know what you are doing. + +if CPU_MITIGATIONS config MITIGATION_PAGE_TABLE_ISOLATION bool "Remove the kernel mapping in user mode" diff --git a/arch/x86/include/asm/coco.h b/arch/x86/include/asm/coco.h index c086699b0d0c..aa6c8f8ca958 100644 --- a/arch/x86/include/asm/coco.h +++ b/arch/x86/include/asm/coco.h @@ -25,6 +25,7 @@ u64 cc_mkdec(u64 val); void cc_random_init(void); #else #define cc_vendor (CC_VENDOR_NONE) +static const u64 cc_mask = 0; static inline u64 cc_mkenc(u64 val) { diff --git a/arch/x86/include/asm/pgtable_types.h b/arch/x86/include/asm/pgtable_types.h index 0b748ee16b3d..9abb8cc4cd47 100644 --- a/arch/x86/include/asm/pgtable_types.h +++ b/arch/x86/include/asm/pgtable_types.h @@ -148,7 +148,7 @@ #define _COMMON_PAGE_CHG_MASK (PTE_PFN_MASK | _PAGE_PCD | _PAGE_PWT | \ _PAGE_SPECIAL | _PAGE_ACCESSED | \ _PAGE_DIRTY_BITS | _PAGE_SOFT_DIRTY | \ - _PAGE_DEVMAP | _PAGE_ENC | _PAGE_UFFD_WP) + _PAGE_DEVMAP | _PAGE_CC | _PAGE_UFFD_WP) #define _PAGE_CHG_MASK (_COMMON_PAGE_CHG_MASK | _PAGE_PAT) #define _HPAGE_CHG_MASK (_COMMON_PAGE_CHG_MASK | _PAGE_PSE | _PAGE_PAT_LARGE) @@ -173,6 +173,7 @@ enum page_cache_mode { }; #endif +#define _PAGE_CC (_AT(pteval_t, cc_mask)) #define _PAGE_ENC (_AT(pteval_t, sme_me_mask)) #define _PAGE_CACHE_MASK (_PAGE_PWT | _PAGE_PCD | _PAGE_PAT) diff --git a/arch/x86/kernel/cpu/amd.c b/arch/x86/kernel/cpu/amd.c index cb9eece55904..307302af0aee 100644 --- a/arch/x86/kernel/cpu/amd.c +++ b/arch/x86/kernel/cpu/amd.c @@ -459,8 +459,7 @@ static void bsp_init_amd(struct cpuinfo_x86 *c) case 0x1a: switch (c->x86_model) { - case 0x00 ... 0x0f: - case 0x20 ... 0x2f: + case 0x00 ... 0x2f: case 0x40 ... 0x4f: case 0x70 ... 0x7f: setup_force_cpu_cap(X86_FEATURE_ZEN5); diff --git a/arch/x86/kernel/process_64.c b/arch/x86/kernel/process_64.c index 7062b84dd467..6d3d20e3e43a 100644 --- a/arch/x86/kernel/process_64.c +++ b/arch/x86/kernel/process_64.c @@ -139,7 +139,7 @@ void __show_regs(struct pt_regs *regs, enum show_regs_mode mode, log_lvl, d3, d6, d7); } - if (cpu_feature_enabled(X86_FEATURE_OSPKE)) + if (cr4 & X86_CR4_PKE) printk("%sPKRU: %08x\n", log_lvl, read_pkru()); } diff --git a/arch/x86/kernel/sev-shared.c b/arch/x86/kernel/sev-shared.c index 8b04958da5e7..b4f8fa0f722c 100644 --- a/arch/x86/kernel/sev-shared.c +++ b/arch/x86/kernel/sev-shared.c @@ -1203,12 +1203,14 @@ static enum es_result vc_check_opcode_bytes(struct es_em_ctxt *ctxt, break; case SVM_EXIT_MONITOR: - if (opcode == 0x010f && modrm == 0xc8) + /* MONITOR and MONITORX instructions generate the same error code */ + if (opcode == 0x010f && (modrm == 0xc8 || modrm == 0xfa)) return ES_OK; break; case SVM_EXIT_MWAIT: - if (opcode == 0x010f && modrm == 0xc9) + /* MWAIT and MWAITX instructions generate the same error code */ + if (opcode == 0x010f && (modrm == 0xc9 || modrm == 0xfb)) return ES_OK; break; diff --git a/arch/x86/net/bpf_jit_comp.c b/arch/x86/net/bpf_jit_comp.c index ff217cc35ce9..5159c7a22922 100644 --- a/arch/x86/net/bpf_jit_comp.c +++ b/arch/x86/net/bpf_jit_comp.c @@ -1867,36 +1867,41 @@ st: if (is_imm8(insn->off)) if (BPF_MODE(insn->code) == BPF_PROBE_MEM || BPF_MODE(insn->code) == BPF_PROBE_MEMSX) { /* Conservatively check that src_reg + insn->off is a kernel address: - * src_reg + insn->off >= TASK_SIZE_MAX + PAGE_SIZE - * src_reg is used as scratch for src_reg += insn->off and restored - * after emit_ldx if necessary + * src_reg + insn->off > TASK_SIZE_MAX + PAGE_SIZE + * and + * src_reg + insn->off < VSYSCALL_ADDR */ - u64 limit = TASK_SIZE_MAX + PAGE_SIZE; + u64 limit = TASK_SIZE_MAX + PAGE_SIZE - VSYSCALL_ADDR; u8 *end_of_jmp; - /* At end of these emitted checks, insn->off will have been added - * to src_reg, so no need to do relative load with insn->off offset - */ - insn_off = 0; + /* movabsq r10, VSYSCALL_ADDR */ + emit_mov_imm64(&prog, BPF_REG_AX, (long)VSYSCALL_ADDR >> 32, + (u32)(long)VSYSCALL_ADDR); - /* movabsq r11, limit */ - EMIT2(add_1mod(0x48, AUX_REG), add_1reg(0xB8, AUX_REG)); - EMIT((u32)limit, 4); - EMIT(limit >> 32, 4); + /* mov src_reg, r11 */ + EMIT_mov(AUX_REG, src_reg); if (insn->off) { - /* add src_reg, insn->off */ - maybe_emit_1mod(&prog, src_reg, true); - EMIT2_off32(0x81, add_1reg(0xC0, src_reg), insn->off); + /* add r11, insn->off */ + maybe_emit_1mod(&prog, AUX_REG, true); + EMIT2_off32(0x81, add_1reg(0xC0, AUX_REG), insn->off); } - /* cmp src_reg, r11 */ - maybe_emit_mod(&prog, src_reg, AUX_REG, true); - EMIT2(0x39, add_2reg(0xC0, src_reg, AUX_REG)); + /* sub r11, r10 */ + maybe_emit_mod(&prog, AUX_REG, BPF_REG_AX, true); + EMIT2(0x29, add_2reg(0xC0, AUX_REG, BPF_REG_AX)); - /* if unsigned '>=', goto load */ - EMIT2(X86_JAE, 0); + /* movabsq r10, limit */ + emit_mov_imm64(&prog, BPF_REG_AX, (long)limit >> 32, + (u32)(long)limit); + + /* cmp r10, r11 */ + maybe_emit_mod(&prog, AUX_REG, BPF_REG_AX, true); + EMIT2(0x39, add_2reg(0xC0, AUX_REG, BPF_REG_AX)); + + /* if unsigned '>', goto load */ + EMIT2(X86_JA, 0); end_of_jmp = prog; /* xor dst_reg, dst_reg */ @@ -1922,18 +1927,6 @@ st: if (is_imm8(insn->off)) /* populate jmp_offset for JMP above */ start_of_ldx[-1] = prog - start_of_ldx; - if (insn->off && src_reg != dst_reg) { - /* sub src_reg, insn->off - * Restore src_reg after "add src_reg, insn->off" in prev - * if statement. But if src_reg == dst_reg, emit_ldx - * above already clobbered src_reg, so no need to restore. - * If add src_reg, insn->off was unnecessary, no need to - * restore either. - */ - maybe_emit_1mod(&prog, src_reg, true); - EMIT2_off32(0x81, add_1reg(0xE8, src_reg), insn->off); - } - if (!bpf_prog->aux->extable) break; @@ -3559,3 +3552,9 @@ bool bpf_jit_supports_ptr_xchg(void) { return true; } + +/* x86-64 JIT emits its own code to filter user addresses so return 0 here */ +u64 bpf_arch_uaddress_limit(void) +{ + return 0; +} diff --git a/block/bdev.c b/block/bdev.c index 4dc94145eb53..da2a167a4d08 100644 --- a/block/bdev.c +++ b/block/bdev.c @@ -882,7 +882,7 @@ int bdev_open(struct block_device *bdev, blk_mode_t mode, void *holder, goto abort_claiming; ret = -EBUSY; if (!bdev_may_open(bdev, mode)) - goto abort_claiming; + goto put_module; if (bdev_is_partition(bdev)) ret = blkdev_get_part(bdev, mode); else diff --git a/drivers/acpi/cppc_acpi.c b/drivers/acpi/cppc_acpi.c index 4bfbe55553f4..a40b6f3946ef 100644 --- a/drivers/acpi/cppc_acpi.c +++ b/drivers/acpi/cppc_acpi.c @@ -170,8 +170,8 @@ show_cppc_data(cppc_get_perf_ctrs, cppc_perf_fb_ctrs, wraparound_time); #define GET_BIT_WIDTH(reg) ((reg)->access_width ? (8 << ((reg)->access_width - 1)) : (reg)->bit_width) /* Shift and apply the mask for CPC reads/writes */ -#define MASK_VAL(reg, val) ((val) >> ((reg)->bit_offset & \ - GENMASK(((reg)->bit_width), 0))) +#define MASK_VAL(reg, val) (((val) >> (reg)->bit_offset) & \ + GENMASK(((reg)->bit_width) - 1, 0)) static ssize_t show_feedback_ctrs(struct kobject *kobj, struct kobj_attribute *attr, char *buf) @@ -1002,14 +1002,14 @@ static int cpc_read(int cpu, struct cpc_register_resource *reg_res, u64 *val) } *val = 0; + size = GET_BIT_WIDTH(reg); if (reg->space_id == ACPI_ADR_SPACE_SYSTEM_IO) { - u32 width = GET_BIT_WIDTH(reg); u32 val_u32; acpi_status status; status = acpi_os_read_port((acpi_io_address)reg->address, - &val_u32, width); + &val_u32, size); if (ACPI_FAILURE(status)) { pr_debug("Error: Failed to read SystemIO port %llx\n", reg->address); @@ -1018,17 +1018,22 @@ static int cpc_read(int cpu, struct cpc_register_resource *reg_res, u64 *val) *val = val_u32; return 0; - } else if (reg->space_id == ACPI_ADR_SPACE_PLATFORM_COMM && pcc_ss_id >= 0) + } else if (reg->space_id == ACPI_ADR_SPACE_PLATFORM_COMM && pcc_ss_id >= 0) { + /* + * For registers in PCC space, the register size is determined + * by the bit width field; the access size is used to indicate + * the PCC subspace id. + */ + size = reg->bit_width; vaddr = GET_PCC_VADDR(reg->address, pcc_ss_id); + } else if (reg->space_id == ACPI_ADR_SPACE_SYSTEM_MEMORY) vaddr = reg_res->sys_mem_vaddr; else if (reg->space_id == ACPI_ADR_SPACE_FIXED_HARDWARE) return cpc_read_ffh(cpu, reg, val); else return acpi_os_read_memory((acpi_physical_address)reg->address, - val, reg->bit_width); - - size = GET_BIT_WIDTH(reg); + val, size); switch (size) { case 8: @@ -1044,8 +1049,13 @@ static int cpc_read(int cpu, struct cpc_register_resource *reg_res, u64 *val) *val = readq_relaxed(vaddr); break; default: - pr_debug("Error: Cannot read %u bit width from PCC for ss: %d\n", - reg->bit_width, pcc_ss_id); + if (reg->space_id == ACPI_ADR_SPACE_SYSTEM_MEMORY) { + pr_debug("Error: Cannot read %u bit width from system memory: 0x%llx\n", + size, reg->address); + } else if (reg->space_id == ACPI_ADR_SPACE_PLATFORM_COMM) { + pr_debug("Error: Cannot read %u bit width from PCC for ss: %d\n", + size, pcc_ss_id); + } return -EFAULT; } @@ -1063,12 +1073,13 @@ static int cpc_write(int cpu, struct cpc_register_resource *reg_res, u64 val) int pcc_ss_id = per_cpu(cpu_pcc_subspace_idx, cpu); struct cpc_reg *reg = ®_res->cpc_entry.reg; + size = GET_BIT_WIDTH(reg); + if (reg->space_id == ACPI_ADR_SPACE_SYSTEM_IO) { - u32 width = GET_BIT_WIDTH(reg); acpi_status status; status = acpi_os_write_port((acpi_io_address)reg->address, - (u32)val, width); + (u32)val, size); if (ACPI_FAILURE(status)) { pr_debug("Error: Failed to write SystemIO port %llx\n", reg->address); @@ -1076,17 +1087,22 @@ static int cpc_write(int cpu, struct cpc_register_resource *reg_res, u64 val) } return 0; - } else if (reg->space_id == ACPI_ADR_SPACE_PLATFORM_COMM && pcc_ss_id >= 0) + } else if (reg->space_id == ACPI_ADR_SPACE_PLATFORM_COMM && pcc_ss_id >= 0) { + /* + * For registers in PCC space, the register size is determined + * by the bit width field; the access size is used to indicate + * the PCC subspace id. + */ + size = reg->bit_width; vaddr = GET_PCC_VADDR(reg->address, pcc_ss_id); + } else if (reg->space_id == ACPI_ADR_SPACE_SYSTEM_MEMORY) vaddr = reg_res->sys_mem_vaddr; else if (reg->space_id == ACPI_ADR_SPACE_FIXED_HARDWARE) return cpc_write_ffh(cpu, reg, val); else return acpi_os_write_memory((acpi_physical_address)reg->address, - val, reg->bit_width); - - size = GET_BIT_WIDTH(reg); + val, size); if (reg->space_id == ACPI_ADR_SPACE_SYSTEM_MEMORY) val = MASK_VAL(reg, val); @@ -1105,8 +1121,13 @@ static int cpc_write(int cpu, struct cpc_register_resource *reg_res, u64 val) writeq_relaxed(val, vaddr); break; default: - pr_debug("Error: Cannot write %u bit width to PCC for ss: %d\n", - reg->bit_width, pcc_ss_id); + if (reg->space_id == ACPI_ADR_SPACE_SYSTEM_MEMORY) { + pr_debug("Error: Cannot write %u bit width to system memory: 0x%llx\n", + size, reg->address); + } else if (reg->space_id == ACPI_ADR_SPACE_PLATFORM_COMM) { + pr_debug("Error: Cannot write %u bit width to PCC for ss: %d\n", + size, pcc_ss_id); + } ret_val = -EFAULT; break; } diff --git a/drivers/acpi/x86/s2idle.c b/drivers/acpi/x86/s2idle.c index cd84af23f7ea..dd0b40b9bbe8 100644 --- a/drivers/acpi/x86/s2idle.c +++ b/drivers/acpi/x86/s2idle.c @@ -492,16 +492,14 @@ static int lps0_device_attach(struct acpi_device *adev, unsigned int func_mask; /* - * Avoid evaluating the same _DSM function for two - * different UUIDs and prioritize the MSFT one. + * Log a message if the _DSM function sets for two + * different UUIDs overlap. */ func_mask = lps0_dsm_func_mask & lps0_dsm_func_mask_microsoft; - if (func_mask) { + if (func_mask) acpi_handle_info(adev->handle, "Duplicate LPS0 _DSM functions (mask: 0x%x)\n", func_mask); - lps0_dsm_func_mask &= ~func_mask; - } } } diff --git a/drivers/cxl/core/mbox.c b/drivers/cxl/core/mbox.c index f0f54aeccc87..65185c9fa001 100644 --- a/drivers/cxl/core/mbox.c +++ b/drivers/cxl/core/mbox.c @@ -946,25 +946,22 @@ static void cxl_mem_get_records_log(struct cxl_memdev_state *mds, struct cxl_memdev *cxlmd = mds->cxlds.cxlmd; struct device *dev = mds->cxlds.dev; struct cxl_get_event_payload *payload; - struct cxl_mbox_cmd mbox_cmd; u8 log_type = type; u16 nr_rec; mutex_lock(&mds->event.log_lock); payload = mds->event.buf; - mbox_cmd = (struct cxl_mbox_cmd) { - .opcode = CXL_MBOX_OP_GET_EVENT_RECORD, - .payload_in = &log_type, - .size_in = sizeof(log_type), - .payload_out = payload, - .min_out = struct_size(payload, records, 0), - }; - do { int rc, i; - - mbox_cmd.size_out = mds->payload_size; + struct cxl_mbox_cmd mbox_cmd = (struct cxl_mbox_cmd) { + .opcode = CXL_MBOX_OP_GET_EVENT_RECORD, + .payload_in = &log_type, + .size_in = sizeof(log_type), + .payload_out = payload, + .size_out = mds->payload_size, + .min_out = struct_size(payload, records, 0), + }; rc = cxl_internal_send_cmd(mds, &mbox_cmd); if (rc) { @@ -1297,7 +1294,6 @@ int cxl_mem_get_poison(struct cxl_memdev *cxlmd, u64 offset, u64 len, struct cxl_memdev_state *mds = to_cxl_memdev_state(cxlmd->cxlds); struct cxl_mbox_poison_out *po; struct cxl_mbox_poison_in pi; - struct cxl_mbox_cmd mbox_cmd; int nr_records = 0; int rc; @@ -1309,16 +1305,16 @@ int cxl_mem_get_poison(struct cxl_memdev *cxlmd, u64 offset, u64 len, pi.offset = cpu_to_le64(offset); pi.length = cpu_to_le64(len / CXL_POISON_LEN_MULT); - mbox_cmd = (struct cxl_mbox_cmd) { - .opcode = CXL_MBOX_OP_GET_POISON, - .size_in = sizeof(pi), - .payload_in = &pi, - .size_out = mds->payload_size, - .payload_out = po, - .min_out = struct_size(po, record, 0), - }; - do { + struct cxl_mbox_cmd mbox_cmd = (struct cxl_mbox_cmd){ + .opcode = CXL_MBOX_OP_GET_POISON, + .size_in = sizeof(pi), + .payload_in = &pi, + .size_out = mds->payload_size, + .payload_out = po, + .min_out = struct_size(po, record, 0), + }; + rc = cxl_internal_send_cmd(mds, &mbox_cmd); if (rc) break; diff --git a/drivers/dma/idma64.c b/drivers/dma/idma64.c index 78a938969d7d..1398814d8fbb 100644 --- a/drivers/dma/idma64.c +++ b/drivers/dma/idma64.c @@ -171,6 +171,10 @@ static irqreturn_t idma64_irq(int irq, void *dev) u32 status_err; unsigned short i; + /* Since IRQ may be shared, check if DMA controller is powered on */ + if (status == GENMASK(31, 0)) + return IRQ_NONE; + dev_vdbg(idma64->dma.dev, "%s: status=%#x\n", __func__, status); /* Check if we have any interrupt from the DMA controller */ diff --git a/drivers/dma/idxd/cdev.c b/drivers/dma/idxd/cdev.c index 8078ab9acfbc..c095a2c8f659 100644 --- a/drivers/dma/idxd/cdev.c +++ b/drivers/dma/idxd/cdev.c @@ -342,7 +342,7 @@ static void idxd_cdev_evl_drain_pasid(struct idxd_wq *wq, u32 pasid) if (!evl) return; - spin_lock(&evl->lock); + mutex_lock(&evl->lock); status.bits = ioread64(idxd->reg_base + IDXD_EVLSTATUS_OFFSET); t = status.tail; h = status.head; @@ -354,9 +354,8 @@ static void idxd_cdev_evl_drain_pasid(struct idxd_wq *wq, u32 pasid) set_bit(h, evl->bmap); h = (h + 1) % size; } - spin_unlock(&evl->lock); - drain_workqueue(wq->wq); + mutex_unlock(&evl->lock); } static int idxd_cdev_release(struct inode *node, struct file *filep) diff --git a/drivers/dma/idxd/debugfs.c b/drivers/dma/idxd/debugfs.c index f3f25ee676f3..ad4245cb301d 100644 --- a/drivers/dma/idxd/debugfs.c +++ b/drivers/dma/idxd/debugfs.c @@ -66,7 +66,7 @@ static int debugfs_evl_show(struct seq_file *s, void *d) if (!evl || !evl->log) return 0; - spin_lock(&evl->lock); + mutex_lock(&evl->lock); evl_status.bits = ioread64(idxd->reg_base + IDXD_EVLSTATUS_OFFSET); t = evl_status.tail; @@ -87,7 +87,7 @@ static int debugfs_evl_show(struct seq_file *s, void *d) dump_event_entry(idxd, s, i, &count, processed); } - spin_unlock(&evl->lock); + mutex_unlock(&evl->lock); return 0; } diff --git a/drivers/dma/idxd/device.c b/drivers/dma/idxd/device.c index ecfdf4a8f1f8..c41ef195eeb9 100644 --- a/drivers/dma/idxd/device.c +++ b/drivers/dma/idxd/device.c @@ -775,7 +775,7 @@ static int idxd_device_evl_setup(struct idxd_device *idxd) goto err_alloc; } - spin_lock(&evl->lock); + mutex_lock(&evl->lock); evl->log = addr; evl->dma = dma_addr; evl->log_size = size; @@ -796,7 +796,7 @@ static int idxd_device_evl_setup(struct idxd_device *idxd) gencfg.evl_en = 1; iowrite32(gencfg.bits, idxd->reg_base + IDXD_GENCFG_OFFSET); - spin_unlock(&evl->lock); + mutex_unlock(&evl->lock); return 0; err_alloc: @@ -819,7 +819,7 @@ static void idxd_device_evl_free(struct idxd_device *idxd) if (!gencfg.evl_en) return; - spin_lock(&evl->lock); + mutex_lock(&evl->lock); gencfg.evl_en = 0; iowrite32(gencfg.bits, idxd->reg_base + IDXD_GENCFG_OFFSET); @@ -836,7 +836,7 @@ static void idxd_device_evl_free(struct idxd_device *idxd) evl_dma = evl->dma; evl->log = NULL; evl->size = IDXD_EVL_SIZE_MIN; - spin_unlock(&evl->lock); + mutex_unlock(&evl->lock); dma_free_coherent(dev, evl_log_size, evl_log, evl_dma); } diff --git a/drivers/dma/idxd/idxd.h b/drivers/dma/idxd/idxd.h index a4099a1e2340..7b98944135eb 100644 --- a/drivers/dma/idxd/idxd.h +++ b/drivers/dma/idxd/idxd.h @@ -293,7 +293,7 @@ struct idxd_driver_data { struct idxd_evl { /* Lock to protect event log access. */ - spinlock_t lock; + struct mutex lock; void *log; dma_addr_t dma; /* Total size of event log = number of entries * entry size. */ diff --git a/drivers/dma/idxd/init.c b/drivers/dma/idxd/init.c index 4954adc6bb60..264c4e47d7cc 100644 --- a/drivers/dma/idxd/init.c +++ b/drivers/dma/idxd/init.c @@ -354,7 +354,7 @@ static int idxd_init_evl(struct idxd_device *idxd) if (!evl) return -ENOMEM; - spin_lock_init(&evl->lock); + mutex_init(&evl->lock); evl->size = IDXD_EVL_SIZE_MIN; idxd_name = dev_name(idxd_confdev(idxd)); diff --git a/drivers/dma/idxd/irq.c b/drivers/dma/idxd/irq.c index 348aa21389a9..8dc029c86551 100644 --- a/drivers/dma/idxd/irq.c +++ b/drivers/dma/idxd/irq.c @@ -363,7 +363,7 @@ static void process_evl_entries(struct idxd_device *idxd) evl_status.bits = 0; evl_status.int_pending = 1; - spin_lock(&evl->lock); + mutex_lock(&evl->lock); /* Clear interrupt pending bit */ iowrite32(evl_status.bits_upper32, idxd->reg_base + IDXD_EVLSTATUS_OFFSET + sizeof(u32)); @@ -380,7 +380,7 @@ static void process_evl_entries(struct idxd_device *idxd) evl_status.head = h; iowrite32(evl_status.bits_lower32, idxd->reg_base + IDXD_EVLSTATUS_OFFSET); - spin_unlock(&evl->lock); + mutex_unlock(&evl->lock); } irqreturn_t idxd_misc_thread(int vec, void *data) diff --git a/drivers/dma/idxd/perfmon.c b/drivers/dma/idxd/perfmon.c index fdda6d604262..5e94247e1ea7 100644 --- a/drivers/dma/idxd/perfmon.c +++ b/drivers/dma/idxd/perfmon.c @@ -528,14 +528,11 @@ static int perf_event_cpu_offline(unsigned int cpu, struct hlist_node *node) return 0; target = cpumask_any_but(cpu_online_mask, cpu); - /* migrate events if there is a valid target */ - if (target < nr_cpu_ids) + if (target < nr_cpu_ids) { cpumask_set_cpu(target, &perfmon_dsa_cpu_mask); - else - target = -1; - - perf_pmu_migrate_context(&idxd_pmu->pmu, cpu, target); + perf_pmu_migrate_context(&idxd_pmu->pmu, cpu, target); + } return 0; } diff --git a/drivers/dma/owl-dma.c b/drivers/dma/owl-dma.c index 4e76c4ec2d39..e001f4f7aa64 100644 --- a/drivers/dma/owl-dma.c +++ b/drivers/dma/owl-dma.c @@ -250,7 +250,7 @@ static void pchan_update(struct owl_dma_pchan *pchan, u32 reg, else regval &= ~val; - writel(val, pchan->base + reg); + writel(regval, pchan->base + reg); } static void pchan_writel(struct owl_dma_pchan *pchan, u32 reg, u32 data) @@ -274,7 +274,7 @@ static void dma_update(struct owl_dma *od, u32 reg, u32 val, bool state) else regval &= ~val; - writel(val, od->base + reg); + writel(regval, od->base + reg); } static void dma_writel(struct owl_dma *od, u32 reg, u32 data) diff --git a/drivers/dma/pl330.c b/drivers/dma/pl330.c index 5f6d7f1e095f..ad8e3da1b2cd 100644 --- a/drivers/dma/pl330.c +++ b/drivers/dma/pl330.c @@ -1053,9 +1053,6 @@ static bool _trigger(struct pl330_thread *thrd) thrd->req_running = idx; - if (desc->rqtype == DMA_MEM_TO_DEV || desc->rqtype == DMA_DEV_TO_MEM) - UNTIL(thrd, PL330_STATE_WFP); - return true; } diff --git a/drivers/dma/tegra186-gpc-dma.c b/drivers/dma/tegra186-gpc-dma.c index 88547a23825b..3642508e88bb 100644 --- a/drivers/dma/tegra186-gpc-dma.c +++ b/drivers/dma/tegra186-gpc-dma.c @@ -746,6 +746,9 @@ static int tegra_dma_get_residual(struct tegra_dma_channel *tdc) bytes_xfer = dma_desc->bytes_xfer + sg_req[dma_desc->sg_idx].len - (wcount * 4); + if (dma_desc->bytes_req == bytes_xfer) + return 0; + residual = dma_desc->bytes_req - (bytes_xfer % dma_desc->bytes_req); return residual; diff --git a/drivers/dma/xilinx/xdma-regs.h b/drivers/dma/xilinx/xdma-regs.h index 98f5f6fb9ff9..6ad08878e938 100644 --- a/drivers/dma/xilinx/xdma-regs.h +++ b/drivers/dma/xilinx/xdma-regs.h @@ -117,6 +117,9 @@ struct xdma_hw_desc { CHAN_CTRL_IE_WRITE_ERROR | \ CHAN_CTRL_IE_DESC_ERROR) +/* bits of the channel status register */ +#define XDMA_CHAN_STATUS_BUSY BIT(0) + #define XDMA_CHAN_STATUS_MASK CHAN_CTRL_START #define XDMA_CHAN_ERROR_MASK (CHAN_CTRL_IE_DESC_ALIGN_MISMATCH | \ diff --git a/drivers/dma/xilinx/xdma.c b/drivers/dma/xilinx/xdma.c index 170017ff2aad..313b217388fe 100644 --- a/drivers/dma/xilinx/xdma.c +++ b/drivers/dma/xilinx/xdma.c @@ -71,6 +71,8 @@ struct xdma_chan { enum dma_transfer_direction dir; struct dma_slave_config cfg; u32 irq; + struct completion last_interrupt; + bool stop_requested; }; /** @@ -376,6 +378,8 @@ static int xdma_xfer_start(struct xdma_chan *xchan) return ret; xchan->busy = true; + xchan->stop_requested = false; + reinit_completion(&xchan->last_interrupt); return 0; } @@ -387,7 +391,6 @@ static int xdma_xfer_start(struct xdma_chan *xchan) static int xdma_xfer_stop(struct xdma_chan *xchan) { int ret; - u32 val; struct xdma_device *xdev = xchan->xdev_hdl; /* clear run stop bit to prevent any further auto-triggering */ @@ -395,13 +398,7 @@ static int xdma_xfer_stop(struct xdma_chan *xchan) CHAN_CTRL_RUN_STOP); if (ret) return ret; - - /* Clear the channel status register */ - ret = regmap_read(xdev->rmap, xchan->base + XDMA_CHAN_STATUS_RC, &val); - if (ret) - return ret; - - return 0; + return ret; } /** @@ -474,6 +471,8 @@ static int xdma_alloc_channels(struct xdma_device *xdev, xchan->xdev_hdl = xdev; xchan->base = base + i * XDMA_CHAN_STRIDE; xchan->dir = dir; + xchan->stop_requested = false; + init_completion(&xchan->last_interrupt); ret = xdma_channel_init(xchan); if (ret) @@ -521,6 +520,7 @@ static int xdma_terminate_all(struct dma_chan *chan) spin_lock_irqsave(&xdma_chan->vchan.lock, flags); xdma_chan->busy = false; + xdma_chan->stop_requested = true; vd = vchan_next_desc(&xdma_chan->vchan); if (vd) { list_del(&vd->node); @@ -542,17 +542,26 @@ static int xdma_terminate_all(struct dma_chan *chan) static void xdma_synchronize(struct dma_chan *chan) { struct xdma_chan *xdma_chan = to_xdma_chan(chan); + struct xdma_device *xdev = xdma_chan->xdev_hdl; + int st = 0; + + /* If the engine continues running, wait for the last interrupt */ + regmap_read(xdev->rmap, xdma_chan->base + XDMA_CHAN_STATUS, &st); + if (st & XDMA_CHAN_STATUS_BUSY) + wait_for_completion_timeout(&xdma_chan->last_interrupt, msecs_to_jiffies(1000)); vchan_synchronize(&xdma_chan->vchan); } /** - * xdma_fill_descs - Fill hardware descriptors with contiguous memory block addresses - * @sw_desc: tx descriptor state container - * @src_addr: Value for a ->src_addr field of a first descriptor - * @dst_addr: Value for a ->dst_addr field of a first descriptor - * @size: Total size of a contiguous memory block - * @filled_descs_num: Number of filled hardware descriptors for corresponding sw_desc + * xdma_fill_descs() - Fill hardware descriptors for one contiguous memory chunk. + * More than one descriptor will be used if the size is bigger + * than XDMA_DESC_BLEN_MAX. + * @sw_desc: Descriptor container + * @src_addr: First value for the ->src_addr field + * @dst_addr: First value for the ->dst_addr field + * @size: Size of the contiguous memory block + * @filled_descs_num: Index of the first descriptor to take care of in @sw_desc */ static inline u32 xdma_fill_descs(struct xdma_desc *sw_desc, u64 src_addr, u64 dst_addr, u32 size, u32 filled_descs_num) @@ -704,7 +713,7 @@ xdma_prep_dma_cyclic(struct dma_chan *chan, dma_addr_t address, desc_num = 0; for (i = 0; i < periods; i++) { desc_num += xdma_fill_descs(sw_desc, *src, *dst, period_size, desc_num); - addr += i * period_size; + addr += period_size; } tx_desc = vchan_tx_prep(&xdma_chan->vchan, &sw_desc->vdesc, flags); @@ -876,6 +885,9 @@ static irqreturn_t xdma_channel_isr(int irq, void *dev_id) u32 st; bool repeat_tx; + if (xchan->stop_requested) + complete(&xchan->last_interrupt); + spin_lock(&xchan->vchan.lock); /* get submitted request */ diff --git a/drivers/dma/xilinx/xilinx_dpdma.c b/drivers/dma/xilinx/xilinx_dpdma.c index b82815e64d24..eb0637d90342 100644 --- a/drivers/dma/xilinx/xilinx_dpdma.c +++ b/drivers/dma/xilinx/xilinx_dpdma.c @@ -214,7 +214,8 @@ struct xilinx_dpdma_tx_desc { * @running: true if the channel is running * @first_frame: flag for the first frame of stream * @video_group: flag if multi-channel operation is needed for video channels - * @lock: lock to access struct xilinx_dpdma_chan + * @lock: lock to access struct xilinx_dpdma_chan. Must be taken before + * @vchan.lock, if both are to be held. * @desc_pool: descriptor allocation pool * @err_task: error IRQ bottom half handler * @desc: References to descriptors being processed @@ -1097,12 +1098,14 @@ static void xilinx_dpdma_chan_vsync_irq(struct xilinx_dpdma_chan *chan) * Complete the active descriptor, if any, promote the pending * descriptor to active, and queue the next transfer, if any. */ + spin_lock(&chan->vchan.lock); if (chan->desc.active) vchan_cookie_complete(&chan->desc.active->vdesc); chan->desc.active = pending; chan->desc.pending = NULL; xilinx_dpdma_chan_queue_transfer(chan); + spin_unlock(&chan->vchan.lock); out: spin_unlock_irqrestore(&chan->lock, flags); @@ -1264,10 +1267,12 @@ static void xilinx_dpdma_issue_pending(struct dma_chan *dchan) struct xilinx_dpdma_chan *chan = to_xilinx_chan(dchan); unsigned long flags; - spin_lock_irqsave(&chan->vchan.lock, flags); + spin_lock_irqsave(&chan->lock, flags); + spin_lock(&chan->vchan.lock); if (vchan_issue_pending(&chan->vchan)) xilinx_dpdma_chan_queue_transfer(chan); - spin_unlock_irqrestore(&chan->vchan.lock, flags); + spin_unlock(&chan->vchan.lock); + spin_unlock_irqrestore(&chan->lock, flags); } static int xilinx_dpdma_config(struct dma_chan *dchan, @@ -1495,7 +1500,9 @@ static void xilinx_dpdma_chan_err_task(struct tasklet_struct *t) XILINX_DPDMA_EINTR_CHAN_ERR_MASK << chan->id); spin_lock_irqsave(&chan->lock, flags); + spin_lock(&chan->vchan.lock); xilinx_dpdma_chan_queue_transfer(chan); + spin_unlock(&chan->vchan.lock); spin_unlock_irqrestore(&chan->lock, flags); } diff --git a/drivers/firmware/qcom/qcom_qseecom_uefisecapp.c b/drivers/firmware/qcom/qcom_qseecom_uefisecapp.c index 32188f098ef3..bc550ad0dbe0 100644 --- a/drivers/firmware/qcom/qcom_qseecom_uefisecapp.c +++ b/drivers/firmware/qcom/qcom_qseecom_uefisecapp.c @@ -221,6 +221,19 @@ struct qsee_rsp_uefi_query_variable_info { * alignment of 8 bytes (64 bits) for GUIDs. Our definition of efi_guid_t, * however, has an alignment of 4 byte (32 bits). So far, this seems to work * fine here. See also the comment on the typedef of efi_guid_t. + * + * Note: It looks like uefisecapp is quite picky about how the memory passed to + * it is structured and aligned. In particular the request/response setup used + * for QSEE_CMD_UEFI_GET_VARIABLE. While qcom_qseecom_app_send(), in theory, + * accepts separate buffers/addresses for the request and response parts, in + * practice, however, it seems to expect them to be both part of a larger + * contiguous block. We initially allocated separate buffers for the request + * and response but this caused the QSEE_CMD_UEFI_GET_VARIABLE command to + * either not write any response to the response buffer or outright crash the + * device. Therefore, we now allocate a single contiguous block of DMA memory + * for both and properly align the data using the macros below. In particular, + * request and response structs are aligned at 8 byte (via __reqdata_offs()), + * following the driver that this has been reverse-engineered from. */ #define qcuefi_buf_align_fields(fields...) \ ({ \ @@ -244,6 +257,12 @@ struct qsee_rsp_uefi_query_variable_info { #define __array_offs(type, count, offset) \ __field_impl(sizeof(type) * (count), __alignof__(type), offset) +#define __array_offs_aligned(type, count, align, offset) \ + __field_impl(sizeof(type) * (count), align, offset) + +#define __reqdata_offs(size, offset) \ + __array_offs_aligned(u8, size, 8, offset) + #define __array(type, count) __array_offs(type, count, NULL) #define __field_offs(type, offset) __array_offs(type, 1, offset) #define __field(type) __array_offs(type, 1, NULL) @@ -277,10 +296,15 @@ static efi_status_t qsee_uefi_get_variable(struct qcuefi_client *qcuefi, const e unsigned long buffer_size = *data_size; efi_status_t efi_status = EFI_SUCCESS; unsigned long name_length; + dma_addr_t cmd_buf_dma; + size_t cmd_buf_size; + void *cmd_buf; size_t guid_offs; size_t name_offs; size_t req_size; size_t rsp_size; + size_t req_offs; + size_t rsp_offs; ssize_t status; if (!name || !guid) @@ -304,17 +328,19 @@ static efi_status_t qsee_uefi_get_variable(struct qcuefi_client *qcuefi, const e __array(u8, buffer_size) ); - req_data = kzalloc(req_size, GFP_KERNEL); - if (!req_data) { + cmd_buf_size = qcuefi_buf_align_fields( + __reqdata_offs(req_size, &req_offs) + __reqdata_offs(rsp_size, &rsp_offs) + ); + + cmd_buf = qseecom_dma_alloc(qcuefi->client, cmd_buf_size, &cmd_buf_dma, GFP_KERNEL); + if (!cmd_buf) { efi_status = EFI_OUT_OF_RESOURCES; goto out; } - rsp_data = kzalloc(rsp_size, GFP_KERNEL); - if (!rsp_data) { - efi_status = EFI_OUT_OF_RESOURCES; - goto out_free_req; - } + req_data = cmd_buf + req_offs; + rsp_data = cmd_buf + rsp_offs; req_data->command_id = QSEE_CMD_UEFI_GET_VARIABLE; req_data->data_size = buffer_size; @@ -332,7 +358,9 @@ static efi_status_t qsee_uefi_get_variable(struct qcuefi_client *qcuefi, const e memcpy(((void *)req_data) + req_data->guid_offset, guid, req_data->guid_size); - status = qcom_qseecom_app_send(qcuefi->client, req_data, req_size, rsp_data, rsp_size); + status = qcom_qseecom_app_send(qcuefi->client, + cmd_buf_dma + req_offs, req_size, + cmd_buf_dma + rsp_offs, rsp_size); if (status) { efi_status = EFI_DEVICE_ERROR; goto out_free; @@ -407,9 +435,7 @@ static efi_status_t qsee_uefi_get_variable(struct qcuefi_client *qcuefi, const e memcpy(data, ((void *)rsp_data) + rsp_data->data_offset, rsp_data->data_size); out_free: - kfree(rsp_data); -out_free_req: - kfree(req_data); + qseecom_dma_free(qcuefi->client, cmd_buf_size, cmd_buf, cmd_buf_dma); out: return efi_status; } @@ -422,10 +448,15 @@ static efi_status_t qsee_uefi_set_variable(struct qcuefi_client *qcuefi, const e struct qsee_rsp_uefi_set_variable *rsp_data; efi_status_t efi_status = EFI_SUCCESS; unsigned long name_length; + dma_addr_t cmd_buf_dma; + size_t cmd_buf_size; + void *cmd_buf; size_t name_offs; size_t guid_offs; size_t data_offs; size_t req_size; + size_t req_offs; + size_t rsp_offs; ssize_t status; if (!name || !guid) @@ -450,17 +481,19 @@ static efi_status_t qsee_uefi_set_variable(struct qcuefi_client *qcuefi, const e __array_offs(u8, data_size, &data_offs) ); - req_data = kzalloc(req_size, GFP_KERNEL); - if (!req_data) { + cmd_buf_size = qcuefi_buf_align_fields( + __reqdata_offs(req_size, &req_offs) + __reqdata_offs(sizeof(*rsp_data), &rsp_offs) + ); + + cmd_buf = qseecom_dma_alloc(qcuefi->client, cmd_buf_size, &cmd_buf_dma, GFP_KERNEL); + if (!cmd_buf) { efi_status = EFI_OUT_OF_RESOURCES; goto out; } - rsp_data = kzalloc(sizeof(*rsp_data), GFP_KERNEL); - if (!rsp_data) { - efi_status = EFI_OUT_OF_RESOURCES; - goto out_free_req; - } + req_data = cmd_buf + req_offs; + rsp_data = cmd_buf + rsp_offs; req_data->command_id = QSEE_CMD_UEFI_SET_VARIABLE; req_data->attributes = attributes; @@ -483,8 +516,9 @@ static efi_status_t qsee_uefi_set_variable(struct qcuefi_client *qcuefi, const e if (data_size) memcpy(((void *)req_data) + req_data->data_offset, data, req_data->data_size); - status = qcom_qseecom_app_send(qcuefi->client, req_data, req_size, rsp_data, - sizeof(*rsp_data)); + status = qcom_qseecom_app_send(qcuefi->client, + cmd_buf_dma + req_offs, req_size, + cmd_buf_dma + rsp_offs, sizeof(*rsp_data)); if (status) { efi_status = EFI_DEVICE_ERROR; goto out_free; @@ -507,9 +541,7 @@ static efi_status_t qsee_uefi_set_variable(struct qcuefi_client *qcuefi, const e } out_free: - kfree(rsp_data); -out_free_req: - kfree(req_data); + qseecom_dma_free(qcuefi->client, cmd_buf_size, cmd_buf, cmd_buf_dma); out: return efi_status; } @@ -521,10 +553,15 @@ static efi_status_t qsee_uefi_get_next_variable(struct qcuefi_client *qcuefi, struct qsee_req_uefi_get_next_variable *req_data; struct qsee_rsp_uefi_get_next_variable *rsp_data; efi_status_t efi_status = EFI_SUCCESS; + dma_addr_t cmd_buf_dma; + size_t cmd_buf_size; + void *cmd_buf; size_t guid_offs; size_t name_offs; size_t req_size; size_t rsp_size; + size_t req_offs; + size_t rsp_offs; ssize_t status; if (!name_size || !name || !guid) @@ -545,17 +582,19 @@ static efi_status_t qsee_uefi_get_next_variable(struct qcuefi_client *qcuefi, __array(*name, *name_size / sizeof(*name)) ); - req_data = kzalloc(req_size, GFP_KERNEL); - if (!req_data) { + cmd_buf_size = qcuefi_buf_align_fields( + __reqdata_offs(req_size, &req_offs) + __reqdata_offs(rsp_size, &rsp_offs) + ); + + cmd_buf = qseecom_dma_alloc(qcuefi->client, cmd_buf_size, &cmd_buf_dma, GFP_KERNEL); + if (!cmd_buf) { efi_status = EFI_OUT_OF_RESOURCES; goto out; } - rsp_data = kzalloc(rsp_size, GFP_KERNEL); - if (!rsp_data) { - efi_status = EFI_OUT_OF_RESOURCES; - goto out_free_req; - } + req_data = cmd_buf + req_offs; + rsp_data = cmd_buf + rsp_offs; req_data->command_id = QSEE_CMD_UEFI_GET_NEXT_VARIABLE; req_data->guid_offset = guid_offs; @@ -572,7 +611,9 @@ static efi_status_t qsee_uefi_get_next_variable(struct qcuefi_client *qcuefi, goto out_free; } - status = qcom_qseecom_app_send(qcuefi->client, req_data, req_size, rsp_data, rsp_size); + status = qcom_qseecom_app_send(qcuefi->client, + cmd_buf_dma + req_offs, req_size, + cmd_buf_dma + rsp_offs, rsp_size); if (status) { efi_status = EFI_DEVICE_ERROR; goto out_free; @@ -645,9 +686,7 @@ static efi_status_t qsee_uefi_get_next_variable(struct qcuefi_client *qcuefi, } out_free: - kfree(rsp_data); -out_free_req: - kfree(req_data); + qseecom_dma_free(qcuefi->client, cmd_buf_size, cmd_buf, cmd_buf_dma); out: return efi_status; } @@ -659,26 +698,34 @@ static efi_status_t qsee_uefi_query_variable_info(struct qcuefi_client *qcuefi, struct qsee_req_uefi_query_variable_info *req_data; struct qsee_rsp_uefi_query_variable_info *rsp_data; efi_status_t efi_status = EFI_SUCCESS; + dma_addr_t cmd_buf_dma; + size_t cmd_buf_size; + void *cmd_buf; + size_t req_offs; + size_t rsp_offs; int status; - req_data = kzalloc(sizeof(*req_data), GFP_KERNEL); - if (!req_data) { + cmd_buf_size = qcuefi_buf_align_fields( + __reqdata_offs(sizeof(*req_data), &req_offs) + __reqdata_offs(sizeof(*rsp_data), &rsp_offs) + ); + + cmd_buf = qseecom_dma_alloc(qcuefi->client, cmd_buf_size, &cmd_buf_dma, GFP_KERNEL); + if (!cmd_buf) { efi_status = EFI_OUT_OF_RESOURCES; goto out; } - rsp_data = kzalloc(sizeof(*rsp_data), GFP_KERNEL); - if (!rsp_data) { - efi_status = EFI_OUT_OF_RESOURCES; - goto out_free_req; - } + req_data = cmd_buf + req_offs; + rsp_data = cmd_buf + rsp_offs; req_data->command_id = QSEE_CMD_UEFI_QUERY_VARIABLE_INFO; req_data->attributes = attr; req_data->length = sizeof(*req_data); - status = qcom_qseecom_app_send(qcuefi->client, req_data, sizeof(*req_data), rsp_data, - sizeof(*rsp_data)); + status = qcom_qseecom_app_send(qcuefi->client, + cmd_buf_dma + req_offs, sizeof(*req_data), + cmd_buf_dma + rsp_offs, sizeof(*rsp_data)); if (status) { efi_status = EFI_DEVICE_ERROR; goto out_free; @@ -711,9 +758,7 @@ static efi_status_t qsee_uefi_query_variable_info(struct qcuefi_client *qcuefi, *max_variable_size = rsp_data->max_variable_size; out_free: - kfree(rsp_data); -out_free_req: - kfree(req_data); + qseecom_dma_free(qcuefi->client, cmd_buf_size, cmd_buf, cmd_buf_dma); out: return efi_status; } diff --git a/drivers/firmware/qcom/qcom_scm.c b/drivers/firmware/qcom/qcom_scm.c index 520de9b5633a..90283f160a22 100644 --- a/drivers/firmware/qcom/qcom_scm.c +++ b/drivers/firmware/qcom/qcom_scm.c @@ -1576,9 +1576,9 @@ EXPORT_SYMBOL_GPL(qcom_scm_qseecom_app_get_id); /** * qcom_scm_qseecom_app_send() - Send to and receive data from a given QSEE app. * @app_id: The ID of the target app. - * @req: Request buffer sent to the app (must be DMA-mappable). + * @req: DMA address of the request buffer sent to the app. * @req_size: Size of the request buffer. - * @rsp: Response buffer, written to by the app (must be DMA-mappable). + * @rsp: DMA address of the response buffer, written to by the app. * @rsp_size: Size of the response buffer. * * Sends a request to the QSEE app associated with the given ID and read back @@ -1589,33 +1589,13 @@ EXPORT_SYMBOL_GPL(qcom_scm_qseecom_app_get_id); * * Return: Zero on success, nonzero on failure. */ -int qcom_scm_qseecom_app_send(u32 app_id, void *req, size_t req_size, void *rsp, - size_t rsp_size) +int qcom_scm_qseecom_app_send(u32 app_id, dma_addr_t req, size_t req_size, + dma_addr_t rsp, size_t rsp_size) { struct qcom_scm_qseecom_resp res = {}; struct qcom_scm_desc desc = {}; - dma_addr_t req_phys; - dma_addr_t rsp_phys; int status; - /* Map request buffer */ - req_phys = dma_map_single(__scm->dev, req, req_size, DMA_TO_DEVICE); - status = dma_mapping_error(__scm->dev, req_phys); - if (status) { - dev_err(__scm->dev, "qseecom: failed to map request buffer\n"); - return status; - } - - /* Map response buffer */ - rsp_phys = dma_map_single(__scm->dev, rsp, rsp_size, DMA_FROM_DEVICE); - status = dma_mapping_error(__scm->dev, rsp_phys); - if (status) { - dma_unmap_single(__scm->dev, req_phys, req_size, DMA_TO_DEVICE); - dev_err(__scm->dev, "qseecom: failed to map response buffer\n"); - return status; - } - - /* Set up SCM call data */ desc.owner = QSEECOM_TZ_OWNER_TZ_APPS; desc.svc = QSEECOM_TZ_SVC_APP_ID_PLACEHOLDER; desc.cmd = QSEECOM_TZ_CMD_APP_SEND; @@ -1623,18 +1603,13 @@ int qcom_scm_qseecom_app_send(u32 app_id, void *req, size_t req_size, void *rsp, QCOM_SCM_RW, QCOM_SCM_VAL, QCOM_SCM_RW, QCOM_SCM_VAL); desc.args[0] = app_id; - desc.args[1] = req_phys; + desc.args[1] = req; desc.args[2] = req_size; - desc.args[3] = rsp_phys; + desc.args[3] = rsp; desc.args[4] = rsp_size; - /* Perform call */ status = qcom_scm_qseecom_call(&desc, &res); - /* Unmap buffers */ - dma_unmap_single(__scm->dev, rsp_phys, rsp_size, DMA_FROM_DEVICE); - dma_unmap_single(__scm->dev, req_phys, req_size, DMA_TO_DEVICE); - if (status) return status; diff --git a/drivers/gpio/gpio-tangier.c b/drivers/gpio/gpio-tangier.c index b75e0b12087a..4b29abafecf6 100644 --- a/drivers/gpio/gpio-tangier.c +++ b/drivers/gpio/gpio-tangier.c @@ -195,7 +195,8 @@ static int tng_gpio_set_config(struct gpio_chip *chip, unsigned int offset, static void tng_irq_ack(struct irq_data *d) { - struct tng_gpio *priv = irq_data_get_irq_chip_data(d); + struct gpio_chip *gc = irq_data_get_irq_chip_data(d); + struct tng_gpio *priv = gpiochip_get_data(gc); irq_hw_number_t gpio = irqd_to_hwirq(d); void __iomem *gisr; u8 shift; @@ -227,7 +228,8 @@ static void tng_irq_unmask_mask(struct tng_gpio *priv, u32 gpio, bool unmask) static void tng_irq_mask(struct irq_data *d) { - struct tng_gpio *priv = irq_data_get_irq_chip_data(d); + struct gpio_chip *gc = irq_data_get_irq_chip_data(d); + struct tng_gpio *priv = gpiochip_get_data(gc); irq_hw_number_t gpio = irqd_to_hwirq(d); tng_irq_unmask_mask(priv, gpio, false); @@ -236,7 +238,8 @@ static void tng_irq_mask(struct irq_data *d) static void tng_irq_unmask(struct irq_data *d) { - struct tng_gpio *priv = irq_data_get_irq_chip_data(d); + struct gpio_chip *gc = irq_data_get_irq_chip_data(d); + struct tng_gpio *priv = gpiochip_get_data(gc); irq_hw_number_t gpio = irqd_to_hwirq(d); gpiochip_enable_irq(&priv->chip, gpio); diff --git a/drivers/gpio/gpio-tegra186.c b/drivers/gpio/gpio-tegra186.c index d87dd06db40d..9130c691a2dd 100644 --- a/drivers/gpio/gpio-tegra186.c +++ b/drivers/gpio/gpio-tegra186.c @@ -36,12 +36,6 @@ #define TEGRA186_GPIO_SCR_SEC_REN BIT(27) #define TEGRA186_GPIO_SCR_SEC_G1W BIT(9) #define TEGRA186_GPIO_SCR_SEC_G1R BIT(1) -#define TEGRA186_GPIO_FULL_ACCESS (TEGRA186_GPIO_SCR_SEC_WEN | \ - TEGRA186_GPIO_SCR_SEC_REN | \ - TEGRA186_GPIO_SCR_SEC_G1R | \ - TEGRA186_GPIO_SCR_SEC_G1W) -#define TEGRA186_GPIO_SCR_SEC_ENABLE (TEGRA186_GPIO_SCR_SEC_WEN | \ - TEGRA186_GPIO_SCR_SEC_REN) /* control registers */ #define TEGRA186_GPIO_ENABLE_CONFIG 0x00 @@ -177,10 +171,18 @@ static inline bool tegra186_gpio_is_accessible(struct tegra_gpio *gpio, unsigned value = __raw_readl(secure + TEGRA186_GPIO_SCR); - if ((value & TEGRA186_GPIO_SCR_SEC_ENABLE) == 0) - return true; + /* + * When SCR_SEC_[R|W]EN is unset, then we have full read/write access to all the + * registers for given GPIO pin. + * When SCR_SEC[R|W]EN is set, then there is need to further check the accompanying + * SCR_SEC_G1[R|W] bit to determine read/write access to all the registers for given + * GPIO pin. + */ - if ((value & TEGRA186_GPIO_FULL_ACCESS) == TEGRA186_GPIO_FULL_ACCESS) + if (((value & TEGRA186_GPIO_SCR_SEC_REN) == 0 || + ((value & TEGRA186_GPIO_SCR_SEC_REN) && (value & TEGRA186_GPIO_SCR_SEC_G1R))) && + ((value & TEGRA186_GPIO_SCR_SEC_WEN) == 0 || + ((value & TEGRA186_GPIO_SCR_SEC_WEN) && (value & TEGRA186_GPIO_SCR_SEC_G1W)))) return true; return false; diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gpuvm.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gpuvm.c index df58a6a1a67e..2131de36e3da 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gpuvm.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gpuvm.c @@ -1854,6 +1854,7 @@ int amdgpu_amdkfd_gpuvm_alloc_memory_of_gpu( err_bo_create: amdgpu_amdkfd_unreserve_mem_limit(adev, aligned_size, flags, xcp_id); err_reserve_limit: + amdgpu_sync_free(&(*mem)->sync); mutex_destroy(&(*mem)->lock); if (gobj) drm_gem_object_put(gobj); @@ -2900,13 +2901,12 @@ int amdgpu_amdkfd_gpuvm_restore_process_bos(void *info, struct dma_fence __rcu * amdgpu_sync_create(&sync_obj); - /* Validate BOs and map them to GPUVM (update VM page tables). */ + /* Validate BOs managed by KFD */ list_for_each_entry(mem, &process_info->kfd_bo_list, validate_list) { struct amdgpu_bo *bo = mem->bo; uint32_t domain = mem->domain; - struct kfd_mem_attachment *attachment; struct dma_resv_iter cursor; struct dma_fence *fence; @@ -2931,6 +2931,25 @@ int amdgpu_amdkfd_gpuvm_restore_process_bos(void *info, struct dma_fence __rcu * goto validate_map_fail; } } + } + + if (failed_size) + pr_debug("0x%lx/0x%lx in system\n", failed_size, total_size); + + /* Validate PDs, PTs and evicted DMABuf imports last. Otherwise BO + * validations above would invalidate DMABuf imports again. + */ + ret = process_validate_vms(process_info, &exec.ticket); + if (ret) { + pr_debug("Validating VMs failed, ret: %d\n", ret); + goto validate_map_fail; + } + + /* Update mappings managed by KFD. */ + list_for_each_entry(mem, &process_info->kfd_bo_list, + validate_list) { + struct kfd_mem_attachment *attachment; + list_for_each_entry(attachment, &mem->attachments, list) { if (!attachment->is_mapped) continue; @@ -2947,18 +2966,6 @@ int amdgpu_amdkfd_gpuvm_restore_process_bos(void *info, struct dma_fence __rcu * } } - if (failed_size) - pr_debug("0x%lx/0x%lx in system\n", failed_size, total_size); - - /* Validate PDs, PTs and evicted DMABuf imports last. Otherwise BO - * validations above would invalidate DMABuf imports again. - */ - ret = process_validate_vms(process_info, &exec.ticket); - if (ret) { - pr_debug("Validating VMs failed, ret: %d\n", ret); - goto validate_map_fail; - } - /* Update mappings not managed by KFD */ list_for_each_entry(peer_vm, &process_info->vm_list_head, vm_list_node) { diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_mes.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_mes.c index a00cf4756ad0..1569bef030ea 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_mes.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_mes.c @@ -1132,6 +1132,7 @@ void amdgpu_mes_remove_ring(struct amdgpu_device *adev, return; amdgpu_mes_remove_hw_queue(adev, ring->hw_queue_id); + del_timer_sync(&ring->fence_drv.fallback_timer); amdgpu_ring_fini(ring); kfree(ring); } diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_object.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_object.c index 2099159a693f..ce733e3cb35d 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_object.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_object.c @@ -605,6 +605,8 @@ int amdgpu_bo_create(struct amdgpu_device *adev, else amdgpu_bo_placement_from_domain(bo, bp->domain); if (bp->type == ttm_bo_type_kernel) + bo->tbo.priority = 2; + else if (!(bp->flags & AMDGPU_GEM_CREATE_DISCARDABLE)) bo->tbo.priority = 1; if (!bp->destroy) diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_umsch_mm.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_umsch_mm.c index 0df97c3e3a70..f7c73533e336 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_umsch_mm.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_umsch_mm.c @@ -774,6 +774,9 @@ static int umsch_mm_late_init(void *handle) { struct amdgpu_device *adev = (struct amdgpu_device *)handle; + if (amdgpu_in_reset(adev) || adev->in_s0ix || adev->in_suspend) + return 0; + return umsch_mm_test(adev); } diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_vpe.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_vpe.c index 6695481f870f..c23d97d34b7e 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_vpe.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_vpe.c @@ -205,7 +205,7 @@ int amdgpu_vpe_configure_dpm(struct amdgpu_vpe *vpe) dpm_ctl &= 0xfffffffe; /* Disable DPM */ WREG32(vpe_get_reg_offset(vpe, 0, vpe->regs.dpm_enable), dpm_ctl); dev_dbg(adev->dev, "%s: disable vpe dpm\n", __func__); - return 0; + return -EINVAL; } int amdgpu_vpe_psp_update_sram(struct amdgpu_device *adev) diff --git a/drivers/gpu/drm/amd/amdgpu/gfx_v10_0.c b/drivers/gpu/drm/amd/amdgpu/gfx_v10_0.c index f90905ef32c7..701146d649c3 100644 --- a/drivers/gpu/drm/amd/amdgpu/gfx_v10_0.c +++ b/drivers/gpu/drm/amd/amdgpu/gfx_v10_0.c @@ -9186,7 +9186,7 @@ static const struct amdgpu_ring_funcs gfx_v10_0_ring_funcs_gfx = { 7 + /* PIPELINE_SYNC */ SOC15_FLUSH_GPU_TLB_NUM_WREG * 5 + SOC15_FLUSH_GPU_TLB_NUM_REG_WAIT * 7 + - 2 + /* VM_FLUSH */ + 4 + /* VM_FLUSH */ 8 + /* FENCE for VM_FLUSH */ 20 + /* GDS switch */ 4 + /* double SWITCH_BUFFER, @@ -9276,7 +9276,6 @@ static const struct amdgpu_ring_funcs gfx_v10_0_ring_funcs_kiq = { 7 + /* gfx_v10_0_ring_emit_pipeline_sync */ SOC15_FLUSH_GPU_TLB_NUM_WREG * 5 + SOC15_FLUSH_GPU_TLB_NUM_REG_WAIT * 7 + - 2 + /* gfx_v10_0_ring_emit_vm_flush */ 8 + 8 + 8, /* gfx_v10_0_ring_emit_fence_kiq x3 for user fence, vm fence */ .emit_ib_size = 7, /* gfx_v10_0_ring_emit_ib_compute */ .emit_ib = gfx_v10_0_ring_emit_ib_compute, diff --git a/drivers/gpu/drm/amd/amdgpu/gfx_v11_0.c b/drivers/gpu/drm/amd/amdgpu/gfx_v11_0.c index f7325b02a191..f00e05aba46a 100644 --- a/drivers/gpu/drm/amd/amdgpu/gfx_v11_0.c +++ b/drivers/gpu/drm/amd/amdgpu/gfx_v11_0.c @@ -6192,7 +6192,7 @@ static const struct amdgpu_ring_funcs gfx_v11_0_ring_funcs_gfx = { 7 + /* PIPELINE_SYNC */ SOC15_FLUSH_GPU_TLB_NUM_WREG * 5 + SOC15_FLUSH_GPU_TLB_NUM_REG_WAIT * 7 + - 2 + /* VM_FLUSH */ + 4 + /* VM_FLUSH */ 8 + /* FENCE for VM_FLUSH */ 20 + /* GDS switch */ 5 + /* COND_EXEC */ @@ -6278,7 +6278,6 @@ static const struct amdgpu_ring_funcs gfx_v11_0_ring_funcs_kiq = { 7 + /* gfx_v11_0_ring_emit_pipeline_sync */ SOC15_FLUSH_GPU_TLB_NUM_WREG * 5 + SOC15_FLUSH_GPU_TLB_NUM_REG_WAIT * 7 + - 2 + /* gfx_v11_0_ring_emit_vm_flush */ 8 + 8 + 8, /* gfx_v11_0_ring_emit_fence_kiq x3 for user fence, vm fence */ .emit_ib_size = 7, /* gfx_v11_0_ring_emit_ib_compute */ .emit_ib = gfx_v11_0_ring_emit_ib_compute, diff --git a/drivers/gpu/drm/amd/amdgpu/gfx_v9_0.c b/drivers/gpu/drm/amd/amdgpu/gfx_v9_0.c index 6f97a6d0e6d0..99dbd2341120 100644 --- a/drivers/gpu/drm/amd/amdgpu/gfx_v9_0.c +++ b/drivers/gpu/drm/amd/amdgpu/gfx_v9_0.c @@ -6981,7 +6981,6 @@ static const struct amdgpu_ring_funcs gfx_v9_0_ring_funcs_compute = { 7 + /* gfx_v9_0_ring_emit_pipeline_sync */ SOC15_FLUSH_GPU_TLB_NUM_WREG * 5 + SOC15_FLUSH_GPU_TLB_NUM_REG_WAIT * 7 + - 2 + /* gfx_v9_0_ring_emit_vm_flush */ 8 + 8 + 8 + /* gfx_v9_0_ring_emit_fence x3 for user fence, vm fence */ 7 + /* gfx_v9_0_emit_mem_sync */ 5 + /* gfx_v9_0_emit_wave_limit for updating mmSPI_WCL_PIPE_PERCENT_GFX register */ @@ -7019,7 +7018,6 @@ static const struct amdgpu_ring_funcs gfx_v9_0_ring_funcs_kiq = { 7 + /* gfx_v9_0_ring_emit_pipeline_sync */ SOC15_FLUSH_GPU_TLB_NUM_WREG * 5 + SOC15_FLUSH_GPU_TLB_NUM_REG_WAIT * 7 + - 2 + /* gfx_v9_0_ring_emit_vm_flush */ 8 + 8 + 8, /* gfx_v9_0_ring_emit_fence_kiq x3 for user fence, vm fence */ .emit_ib_size = 7, /* gfx_v9_0_ring_emit_ib_compute */ .emit_fence = gfx_v9_0_ring_emit_fence_kiq, diff --git a/drivers/gpu/drm/amd/amdgpu/sdma_v4_4_2.c b/drivers/gpu/drm/amd/amdgpu/sdma_v4_4_2.c index 82eab49be82b..e708468ac54d 100644 --- a/drivers/gpu/drm/amd/amdgpu/sdma_v4_4_2.c +++ b/drivers/gpu/drm/amd/amdgpu/sdma_v4_4_2.c @@ -368,7 +368,8 @@ static void sdma_v4_4_2_ring_emit_hdp_flush(struct amdgpu_ring *ring) u32 ref_and_mask = 0; const struct nbio_hdp_flush_reg *nbio_hf_reg = adev->nbio.hdp_flush_reg; - ref_and_mask = nbio_hf_reg->ref_and_mask_sdma0 << ring->me; + ref_and_mask = nbio_hf_reg->ref_and_mask_sdma0 + << (ring->me % adev->sdma.num_inst_per_aid); sdma_v4_4_2_wait_reg_mem(ring, 0, 1, adev->nbio.funcs->get_hdp_flush_done_offset(adev), diff --git a/drivers/gpu/drm/amd/amdgpu/sdma_v5_2.c b/drivers/gpu/drm/amd/amdgpu/sdma_v5_2.c index 42f4bd250def..da01b524b9f2 100644 --- a/drivers/gpu/drm/amd/amdgpu/sdma_v5_2.c +++ b/drivers/gpu/drm/amd/amdgpu/sdma_v5_2.c @@ -280,17 +280,21 @@ static void sdma_v5_2_ring_emit_hdp_flush(struct amdgpu_ring *ring) u32 ref_and_mask = 0; const struct nbio_hdp_flush_reg *nbio_hf_reg = adev->nbio.hdp_flush_reg; - ref_and_mask = nbio_hf_reg->ref_and_mask_sdma0 << ring->me; + if (ring->me > 1) { + amdgpu_asic_flush_hdp(adev, ring); + } else { + ref_and_mask = nbio_hf_reg->ref_and_mask_sdma0 << ring->me; - amdgpu_ring_write(ring, SDMA_PKT_HEADER_OP(SDMA_OP_POLL_REGMEM) | - SDMA_PKT_POLL_REGMEM_HEADER_HDP_FLUSH(1) | - SDMA_PKT_POLL_REGMEM_HEADER_FUNC(3)); /* == */ - amdgpu_ring_write(ring, (adev->nbio.funcs->get_hdp_flush_done_offset(adev)) << 2); - amdgpu_ring_write(ring, (adev->nbio.funcs->get_hdp_flush_req_offset(adev)) << 2); - amdgpu_ring_write(ring, ref_and_mask); /* reference */ - amdgpu_ring_write(ring, ref_and_mask); /* mask */ - amdgpu_ring_write(ring, SDMA_PKT_POLL_REGMEM_DW5_RETRY_COUNT(0xfff) | - SDMA_PKT_POLL_REGMEM_DW5_INTERVAL(10)); /* retry count, poll interval */ + amdgpu_ring_write(ring, SDMA_PKT_HEADER_OP(SDMA_OP_POLL_REGMEM) | + SDMA_PKT_POLL_REGMEM_HEADER_HDP_FLUSH(1) | + SDMA_PKT_POLL_REGMEM_HEADER_FUNC(3)); /* == */ + amdgpu_ring_write(ring, (adev->nbio.funcs->get_hdp_flush_done_offset(adev)) << 2); + amdgpu_ring_write(ring, (adev->nbio.funcs->get_hdp_flush_req_offset(adev)) << 2); + amdgpu_ring_write(ring, ref_and_mask); /* reference */ + amdgpu_ring_write(ring, ref_and_mask); /* mask */ + amdgpu_ring_write(ring, SDMA_PKT_POLL_REGMEM_DW5_RETRY_COUNT(0xfff) | + SDMA_PKT_POLL_REGMEM_DW5_INTERVAL(10)); /* retry count, poll interval */ + } } /** diff --git a/drivers/gpu/drm/amd/amdgpu/vpe_v6_1.c b/drivers/gpu/drm/amd/amdgpu/vpe_v6_1.c index 769eb8f7bb3c..09315dd5a1ec 100644 --- a/drivers/gpu/drm/amd/amdgpu/vpe_v6_1.c +++ b/drivers/gpu/drm/amd/amdgpu/vpe_v6_1.c @@ -144,6 +144,12 @@ static int vpe_v6_1_load_microcode(struct amdgpu_vpe *vpe) WREG32(vpe_get_reg_offset(vpe, j, regVPEC_CNTL), ret); } + /* setup collaborate mode */ + vpe_v6_1_set_collaborate_mode(vpe, true); + /* setup DPM */ + if (amdgpu_vpe_configure_dpm(vpe)) + dev_warn(adev->dev, "VPE failed to enable DPM\n"); + /* * For VPE 6.1.1, still only need to add master's offset, and psp will apply it to slave as well. * Here use instance 0 as master. @@ -159,11 +165,7 @@ static int vpe_v6_1_load_microcode(struct amdgpu_vpe *vpe) adev->vpe.cmdbuf_cpu_addr[0] = f32_offset; adev->vpe.cmdbuf_cpu_addr[1] = f32_cntl; - amdgpu_vpe_psp_update_sram(adev); - vpe_v6_1_set_collaborate_mode(vpe, true); - amdgpu_vpe_configure_dpm(vpe); - - return 0; + return amdgpu_vpe_psp_update_sram(adev); } vpe_hdr = (const struct vpe_firmware_header_v1_0 *)adev->vpe.fw->data; @@ -196,8 +198,6 @@ static int vpe_v6_1_load_microcode(struct amdgpu_vpe *vpe) } vpe_v6_1_halt(vpe, false); - vpe_v6_1_set_collaborate_mode(vpe, true); - amdgpu_vpe_configure_dpm(vpe); return 0; } diff --git a/drivers/gpu/drm/amd/amdkfd/kfd_migrate.c b/drivers/gpu/drm/amd/amdkfd/kfd_migrate.c index bdc01ca9609a..5c8d81bfce7a 100644 --- a/drivers/gpu/drm/amd/amdkfd/kfd_migrate.c +++ b/drivers/gpu/drm/amd/amdkfd/kfd_migrate.c @@ -509,10 +509,19 @@ svm_migrate_ram_to_vram(struct svm_range *prange, uint32_t best_loc, start = start_mgr << PAGE_SHIFT; end = (last_mgr + 1) << PAGE_SHIFT; + r = amdgpu_amdkfd_reserve_mem_limit(node->adev, + prange->npages * PAGE_SIZE, + KFD_IOC_ALLOC_MEM_FLAGS_VRAM, + node->xcp ? node->xcp->id : 0); + if (r) { + dev_dbg(node->adev->dev, "failed to reserve VRAM, r: %ld\n", r); + return -ENOSPC; + } + r = svm_range_vram_node_new(node, prange, true); if (r) { dev_dbg(node->adev->dev, "fail %ld to alloc vram\n", r); - return r; + goto out; } ttm_res_offset = (start_mgr - prange->start + prange->offset) << PAGE_SHIFT; @@ -545,6 +554,11 @@ svm_migrate_ram_to_vram(struct svm_range *prange, uint32_t best_loc, svm_range_vram_node_free(prange); } +out: + amdgpu_amdkfd_unreserve_mem_limit(node->adev, + prange->npages * PAGE_SIZE, + KFD_IOC_ALLOC_MEM_FLAGS_VRAM, + node->xcp ? node->xcp->id : 0); return r < 0 ? r : 0; } diff --git a/drivers/gpu/drm/amd/amdkfd/kfd_process.c b/drivers/gpu/drm/amd/amdkfd/kfd_process.c index b79986412cd8..58c1fe542193 100644 --- a/drivers/gpu/drm/amd/amdkfd/kfd_process.c +++ b/drivers/gpu/drm/amd/amdkfd/kfd_process.c @@ -1922,6 +1922,8 @@ static int signal_eviction_fence(struct kfd_process *p) rcu_read_lock(); ef = dma_fence_get_rcu_safe(&p->ef); rcu_read_unlock(); + if (!ef) + return -EINVAL; ret = dma_fence_signal(ef); dma_fence_put(ef); @@ -1949,10 +1951,9 @@ static void evict_process_worker(struct work_struct *work) * they are responsible stopping the queues and scheduling * the restore work. */ - if (!signal_eviction_fence(p)) - queue_delayed_work(kfd_restore_wq, &p->restore_work, - msecs_to_jiffies(PROCESS_RESTORE_TIME_MS)); - else + if (signal_eviction_fence(p) || + mod_delayed_work(kfd_restore_wq, &p->restore_work, + msecs_to_jiffies(PROCESS_RESTORE_TIME_MS))) kfd_process_restore_queues(p); pr_debug("Finished evicting pasid 0x%x\n", p->pasid); @@ -2011,9 +2012,9 @@ static void restore_process_worker(struct work_struct *work) if (ret) { pr_debug("Failed to restore BOs of pasid 0x%x, retry after %d ms\n", p->pasid, PROCESS_BACK_OFF_TIME_MS); - ret = queue_delayed_work(kfd_restore_wq, &p->restore_work, - msecs_to_jiffies(PROCESS_BACK_OFF_TIME_MS)); - WARN(!ret, "reschedule restore work failed\n"); + if (mod_delayed_work(kfd_restore_wq, &p->restore_work, + msecs_to_jiffies(PROCESS_RESTORE_TIME_MS))) + kfd_process_restore_queues(p); } } diff --git a/drivers/gpu/drm/amd/amdkfd/kfd_svm.c b/drivers/gpu/drm/amd/amdkfd/kfd_svm.c index f0f7f48af413..386875e6eb96 100644 --- a/drivers/gpu/drm/amd/amdkfd/kfd_svm.c +++ b/drivers/gpu/drm/amd/amdkfd/kfd_svm.c @@ -3426,7 +3426,7 @@ svm_range_trigger_migration(struct mm_struct *mm, struct svm_range *prange, mm, KFD_MIGRATE_TRIGGER_PREFETCH); *migrated = !r; - return r; + return 0; } int svm_range_schedule_evict_svm_bo(struct amdgpu_amdkfd_fence *fence) diff --git a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c index 6d2f60c61dec..f3f94d109726 100644 --- a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c +++ b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c @@ -3029,6 +3029,7 @@ static int dm_resume(void *handle) dc_stream_release(dm_new_crtc_state->stream); dm_new_crtc_state->stream = NULL; } + dm_new_crtc_state->base.color_mgmt_changed = true; } for_each_new_plane_in_state(dm->cached_state, plane, new_plane_state, i) { diff --git a/drivers/gpu/drm/amd/pm/amdgpu_pm.c b/drivers/gpu/drm/amd/pm/amdgpu_pm.c index f09b9d49297e..bbd0169010c2 100644 --- a/drivers/gpu/drm/amd/pm/amdgpu_pm.c +++ b/drivers/gpu/drm/amd/pm/amdgpu_pm.c @@ -4261,6 +4261,13 @@ static int amdgpu_od_set_init(struct amdgpu_device *adev) } } + /* + * If gpu_od is the only member in the list, that means gpu_od is an + * empty directory, so remove it. + */ + if (list_is_singular(&adev->pm.od_kobj_list)) + goto err_out; + return 0; err_out: diff --git a/drivers/gpu/drm/amd/pm/swsmu/smu13/smu_v13_0_6_ppt.c b/drivers/gpu/drm/amd/pm/swsmu/smu13/smu_v13_0_6_ppt.c index 3957af057d54..c977ebe88001 100644 --- a/drivers/gpu/drm/amd/pm/swsmu/smu13/smu_v13_0_6_ppt.c +++ b/drivers/gpu/drm/amd/pm/swsmu/smu13/smu_v13_0_6_ppt.c @@ -2294,6 +2294,17 @@ static ssize_t smu_v13_0_6_get_gpu_metrics(struct smu_context *smu, void **table return sizeof(*gpu_metrics); } +static void smu_v13_0_6_restore_pci_config(struct smu_context *smu) +{ + struct amdgpu_device *adev = smu->adev; + int i; + + for (i = 0; i < 16; i++) + pci_write_config_dword(adev->pdev, i * 4, + adev->pdev->saved_config_space[i]); + pci_restore_msi_state(adev->pdev); +} + static int smu_v13_0_6_mode2_reset(struct smu_context *smu) { int ret = 0, index; @@ -2315,6 +2326,20 @@ static int smu_v13_0_6_mode2_reset(struct smu_context *smu) /* Restore the config space saved during init */ amdgpu_device_load_pci_state(adev->pdev); + /* Certain platforms have switches which assign virtual BAR values to + * devices. OS uses the virtual BAR values and device behind the switch + * is assgined another BAR value. When device's config space registers + * are queried, switch returns the virtual BAR values. When mode-2 reset + * is performed, switch is unaware of it, and will continue to return + * the same virtual values to the OS.This affects + * pci_restore_config_space() API as it doesn't write the value saved if + * the current value read from config space is the same as what is + * saved. As a workaround, make sure the config space is restored + * always. + */ + if (!(adev->flags & AMD_IS_APU)) + smu_v13_0_6_restore_pci_config(smu); + dev_dbg(smu->adev->dev, "wait for reset ack\n"); do { ret = smu_cmn_wait_for_response(smu); diff --git a/drivers/gpu/drm/drm_gem_atomic_helper.c b/drivers/gpu/drm/drm_gem_atomic_helper.c index e440f458b663..93337543aac3 100644 --- a/drivers/gpu/drm/drm_gem_atomic_helper.c +++ b/drivers/gpu/drm/drm_gem_atomic_helper.c @@ -224,8 +224,8 @@ __drm_gem_duplicate_shadow_plane_state(struct drm_plane *plane, __drm_atomic_helper_plane_duplicate_state(plane, &new_shadow_plane_state->base); - drm_format_conv_state_copy(&shadow_plane_state->fmtcnv_state, - &new_shadow_plane_state->fmtcnv_state); + drm_format_conv_state_copy(&new_shadow_plane_state->fmtcnv_state, + &shadow_plane_state->fmtcnv_state); } EXPORT_SYMBOL(__drm_gem_duplicate_shadow_plane_state); diff --git a/drivers/gpu/drm/etnaviv/etnaviv_gpu.c b/drivers/gpu/drm/etnaviv/etnaviv_gpu.c index 734412aae94d..a9bf426f69b3 100644 --- a/drivers/gpu/drm/etnaviv/etnaviv_gpu.c +++ b/drivers/gpu/drm/etnaviv/etnaviv_gpu.c @@ -164,26 +164,6 @@ int etnaviv_gpu_get_param(struct etnaviv_gpu *gpu, u32 param, u64 *value) *value = gpu->identity.eco_id; break; - case ETNAVIV_PARAM_GPU_NN_CORE_COUNT: - *value = gpu->identity.nn_core_count; - break; - - case ETNAVIV_PARAM_GPU_NN_MAD_PER_CORE: - *value = gpu->identity.nn_mad_per_core; - break; - - case ETNAVIV_PARAM_GPU_TP_CORE_COUNT: - *value = gpu->identity.tp_core_count; - break; - - case ETNAVIV_PARAM_GPU_ON_CHIP_SRAM_SIZE: - *value = gpu->identity.on_chip_sram_size; - break; - - case ETNAVIV_PARAM_GPU_AXI_SRAM_SIZE: - *value = gpu->identity.axi_sram_size; - break; - default: DBG("%s: invalid param: %u", dev_name(gpu->dev), param); return -EINVAL; @@ -663,8 +643,8 @@ static void etnaviv_gpu_enable_mlcg(struct etnaviv_gpu *gpu) /* Disable TX clock gating on affected core revisions. */ if (etnaviv_is_model_rev(gpu, GC4000, 0x5222) || etnaviv_is_model_rev(gpu, GC2000, 0x5108) || - etnaviv_is_model_rev(gpu, GC2000, 0x6202) || - etnaviv_is_model_rev(gpu, GC2000, 0x6203)) + etnaviv_is_model_rev(gpu, GC7000, 0x6202) || + etnaviv_is_model_rev(gpu, GC7000, 0x6203)) pmc |= VIVS_PM_MODULE_CONTROLS_DISABLE_MODULE_CLOCK_GATING_TX; /* Disable SE and RA clock gating on affected core revisions. */ diff --git a/drivers/gpu/drm/etnaviv/etnaviv_gpu.h b/drivers/gpu/drm/etnaviv/etnaviv_gpu.h index 7d5e9158e13c..197e0037732e 100644 --- a/drivers/gpu/drm/etnaviv/etnaviv_gpu.h +++ b/drivers/gpu/drm/etnaviv/etnaviv_gpu.h @@ -54,18 +54,6 @@ struct etnaviv_chip_identity { /* Number of Neural Network cores. */ u32 nn_core_count; - /* Number of MAD units per Neural Network core. */ - u32 nn_mad_per_core; - - /* Number of Tensor Processing cores. */ - u32 tp_core_count; - - /* Size in bytes of the SRAM inside the NPU. */ - u32 on_chip_sram_size; - - /* Size in bytes of the SRAM across the AXI bus. */ - u32 axi_sram_size; - /* Size of the vertex cache. */ u32 vertex_cache_size; diff --git a/drivers/gpu/drm/etnaviv/etnaviv_hwdb.c b/drivers/gpu/drm/etnaviv/etnaviv_hwdb.c index d8e7334de8ce..8665f2658d51 100644 --- a/drivers/gpu/drm/etnaviv/etnaviv_hwdb.c +++ b/drivers/gpu/drm/etnaviv/etnaviv_hwdb.c @@ -17,10 +17,6 @@ static const struct etnaviv_chip_identity etnaviv_chip_identities[] = { .thread_count = 128, .shader_core_count = 1, .nn_core_count = 0, - .nn_mad_per_core = 0, - .tp_core_count = 0, - .on_chip_sram_size = 0, - .axi_sram_size = 0, .vertex_cache_size = 8, .vertex_output_buffer_size = 1024, .pixel_pipes = 1, @@ -52,11 +48,6 @@ static const struct etnaviv_chip_identity etnaviv_chip_identities[] = { .register_max = 64, .thread_count = 256, .shader_core_count = 1, - .nn_core_count = 0, - .nn_mad_per_core = 0, - .tp_core_count = 0, - .on_chip_sram_size = 0, - .axi_sram_size = 0, .vertex_cache_size = 8, .vertex_output_buffer_size = 512, .pixel_pipes = 1, @@ -89,10 +80,6 @@ static const struct etnaviv_chip_identity etnaviv_chip_identities[] = { .thread_count = 512, .shader_core_count = 2, .nn_core_count = 0, - .nn_mad_per_core = 0, - .tp_core_count = 0, - .on_chip_sram_size = 0, - .axi_sram_size = 0, .vertex_cache_size = 16, .vertex_output_buffer_size = 1024, .pixel_pipes = 1, @@ -125,10 +112,6 @@ static const struct etnaviv_chip_identity etnaviv_chip_identities[] = { .thread_count = 512, .shader_core_count = 2, .nn_core_count = 0, - .nn_mad_per_core = 0, - .tp_core_count = 0, - .on_chip_sram_size = 0, - .axi_sram_size = 0, .vertex_cache_size = 16, .vertex_output_buffer_size = 1024, .pixel_pipes = 1, @@ -160,11 +143,6 @@ static const struct etnaviv_chip_identity etnaviv_chip_identities[] = { .register_max = 64, .thread_count = 512, .shader_core_count = 2, - .nn_core_count = 0, - .nn_mad_per_core = 0, - .tp_core_count = 0, - .on_chip_sram_size = 0, - .axi_sram_size = 0, .vertex_cache_size = 16, .vertex_output_buffer_size = 1024, .pixel_pipes = 1, @@ -197,10 +175,6 @@ static const struct etnaviv_chip_identity etnaviv_chip_identities[] = { .thread_count = 1024, .shader_core_count = 4, .nn_core_count = 0, - .nn_mad_per_core = 0, - .tp_core_count = 0, - .on_chip_sram_size = 0, - .axi_sram_size = 0, .vertex_cache_size = 16, .vertex_output_buffer_size = 1024, .pixel_pipes = 2, @@ -233,10 +207,6 @@ static const struct etnaviv_chip_identity etnaviv_chip_identities[] = { .thread_count = 256, .shader_core_count = 1, .nn_core_count = 8, - .nn_mad_per_core = 64, - .tp_core_count = 4, - .on_chip_sram_size = 524288, - .axi_sram_size = 1048576, .vertex_cache_size = 16, .vertex_output_buffer_size = 1024, .pixel_pipes = 1, @@ -269,10 +239,6 @@ static const struct etnaviv_chip_identity etnaviv_chip_identities[] = { .thread_count = 256, .shader_core_count = 1, .nn_core_count = 6, - .nn_mad_per_core = 64, - .tp_core_count = 3, - .on_chip_sram_size = 262144, - .axi_sram_size = 0, .vertex_cache_size = 16, .vertex_output_buffer_size = 1024, .pixel_pipes = 1, diff --git a/drivers/gpu/drm/gma500/Makefile b/drivers/gpu/drm/gma500/Makefile index 4f302cd5e1a6..58fed80c7392 100644 --- a/drivers/gpu/drm/gma500/Makefile +++ b/drivers/gpu/drm/gma500/Makefile @@ -34,7 +34,6 @@ gma500_gfx-y += \ psb_intel_lvds.o \ psb_intel_modes.o \ psb_intel_sdvo.o \ - psb_lid.o \ psb_irq.o gma500_gfx-$(CONFIG_ACPI) += opregion.o diff --git a/drivers/gpu/drm/gma500/psb_device.c b/drivers/gpu/drm/gma500/psb_device.c index dcfcd7b89d4a..6dece8f0e380 100644 --- a/drivers/gpu/drm/gma500/psb_device.c +++ b/drivers/gpu/drm/gma500/psb_device.c @@ -73,8 +73,7 @@ static int psb_backlight_setup(struct drm_device *dev) } psb_intel_lvds_set_brightness(dev, PSB_MAX_BRIGHTNESS); - /* This must occur after the backlight is properly initialised */ - psb_lid_timer_init(dev_priv); + return 0; } @@ -259,8 +258,6 @@ static int psb_chip_setup(struct drm_device *dev) static void psb_chip_teardown(struct drm_device *dev) { - struct drm_psb_private *dev_priv = to_drm_psb_private(dev); - psb_lid_timer_takedown(dev_priv); gma_intel_teardown_gmbus(dev); } diff --git a/drivers/gpu/drm/gma500/psb_drv.h b/drivers/gpu/drm/gma500/psb_drv.h index c5edfa4aa4cc..83c17689c454 100644 --- a/drivers/gpu/drm/gma500/psb_drv.h +++ b/drivers/gpu/drm/gma500/psb_drv.h @@ -162,7 +162,6 @@ #define PSB_NUM_VBLANKS 2 #define PSB_WATCHDOG_DELAY (HZ * 2) -#define PSB_LID_DELAY (HZ / 10) #define PSB_MAX_BRIGHTNESS 100 @@ -491,11 +490,7 @@ struct drm_psb_private { /* Hotplug handling */ struct work_struct hotplug_work; - /* LID-Switch */ - spinlock_t lid_lock; - struct timer_list lid_timer; struct psb_intel_opregion opregion; - u32 lid_last_state; /* Watchdog */ uint32_t apm_reg; @@ -591,10 +586,6 @@ struct psb_ops { int i2c_bus; /* I2C bus identifier for Moorestown */ }; -/* psb_lid.c */ -extern void psb_lid_timer_init(struct drm_psb_private *dev_priv); -extern void psb_lid_timer_takedown(struct drm_psb_private *dev_priv); - /* modesetting */ extern void psb_modeset_init(struct drm_device *dev); extern void psb_modeset_cleanup(struct drm_device *dev); diff --git a/drivers/gpu/drm/gma500/psb_lid.c b/drivers/gpu/drm/gma500/psb_lid.c deleted file mode 100644 index 58a7fe392636..000000000000 --- a/drivers/gpu/drm/gma500/psb_lid.c +++ /dev/null @@ -1,80 +0,0 @@ -// SPDX-License-Identifier: GPL-2.0-only -/************************************************************************** - * Copyright (c) 2007, Intel Corporation. - * - * Authors: Thomas Hellstrom - **************************************************************************/ - -#include - -#include "psb_drv.h" -#include "psb_intel_reg.h" -#include "psb_reg.h" - -static void psb_lid_timer_func(struct timer_list *t) -{ - struct drm_psb_private *dev_priv = from_timer(dev_priv, t, lid_timer); - struct drm_device *dev = (struct drm_device *)&dev_priv->dev; - struct timer_list *lid_timer = &dev_priv->lid_timer; - unsigned long irq_flags; - u32 __iomem *lid_state = dev_priv->opregion.lid_state; - u32 pp_status; - - if (readl(lid_state) == dev_priv->lid_last_state) - goto lid_timer_schedule; - - if ((readl(lid_state)) & 0x01) { - /*lid state is open*/ - REG_WRITE(PP_CONTROL, REG_READ(PP_CONTROL) | POWER_TARGET_ON); - do { - pp_status = REG_READ(PP_STATUS); - } while ((pp_status & PP_ON) == 0 && - (pp_status & PP_SEQUENCE_MASK) != 0); - - if (REG_READ(PP_STATUS) & PP_ON) { - /*FIXME: should be backlight level before*/ - psb_intel_lvds_set_brightness(dev, 100); - } else { - DRM_DEBUG("LVDS panel never powered up"); - return; - } - } else { - psb_intel_lvds_set_brightness(dev, 0); - - REG_WRITE(PP_CONTROL, REG_READ(PP_CONTROL) & ~POWER_TARGET_ON); - do { - pp_status = REG_READ(PP_STATUS); - } while ((pp_status & PP_ON) == 0); - } - dev_priv->lid_last_state = readl(lid_state); - -lid_timer_schedule: - spin_lock_irqsave(&dev_priv->lid_lock, irq_flags); - if (!timer_pending(lid_timer)) { - lid_timer->expires = jiffies + PSB_LID_DELAY; - add_timer(lid_timer); - } - spin_unlock_irqrestore(&dev_priv->lid_lock, irq_flags); -} - -void psb_lid_timer_init(struct drm_psb_private *dev_priv) -{ - struct timer_list *lid_timer = &dev_priv->lid_timer; - unsigned long irq_flags; - - spin_lock_init(&dev_priv->lid_lock); - spin_lock_irqsave(&dev_priv->lid_lock, irq_flags); - - timer_setup(lid_timer, psb_lid_timer_func, 0); - - lid_timer->expires = jiffies + PSB_LID_DELAY; - - add_timer(lid_timer); - spin_unlock_irqrestore(&dev_priv->lid_lock, irq_flags); -} - -void psb_lid_timer_takedown(struct drm_psb_private *dev_priv) -{ - del_timer_sync(&dev_priv->lid_timer); -} - diff --git a/drivers/gpu/drm/xe/xe_gt.c b/drivers/gpu/drm/xe/xe_gt.c index a0afe1ba6dd5..f9705430ada9 100644 --- a/drivers/gpu/drm/xe/xe_gt.c +++ b/drivers/gpu/drm/xe/xe_gt.c @@ -378,7 +378,9 @@ static int gt_fw_domain_init(struct xe_gt *gt) err); /* Initialize CCS mode sysfs after early initialization of HW engines */ - xe_gt_ccs_mode_sysfs_init(gt); + err = xe_gt_ccs_mode_sysfs_init(gt); + if (err) + goto err_force_wake; /* * Stash hardware-reported version. Since this register does not exist diff --git a/drivers/gpu/drm/xe/xe_gt_ccs_mode.c b/drivers/gpu/drm/xe/xe_gt_ccs_mode.c index 529fc286cd06..396aeb5b9924 100644 --- a/drivers/gpu/drm/xe/xe_gt_ccs_mode.c +++ b/drivers/gpu/drm/xe/xe_gt_ccs_mode.c @@ -167,25 +167,20 @@ static void xe_gt_ccs_mode_sysfs_fini(struct drm_device *drm, void *arg) * and it is expected that there are no open drm clients while doing so. * The number of available compute slices is exposed to user through a per-gt * 'num_cslices' sysfs interface. + * + * Returns: Returns error value for failure and 0 for success. */ -void xe_gt_ccs_mode_sysfs_init(struct xe_gt *gt) +int xe_gt_ccs_mode_sysfs_init(struct xe_gt *gt) { struct xe_device *xe = gt_to_xe(gt); int err; if (!xe_gt_ccs_mode_enabled(gt)) - return; + return 0; err = sysfs_create_files(gt->sysfs, gt_ccs_mode_attrs); - if (err) { - drm_warn(&xe->drm, "Sysfs creation for ccs_mode failed err: %d\n", err); - return; - } + if (err) + return err; - err = drmm_add_action_or_reset(&xe->drm, xe_gt_ccs_mode_sysfs_fini, gt); - if (err) { - sysfs_remove_files(gt->sysfs, gt_ccs_mode_attrs); - drm_warn(&xe->drm, "%s: drmm_add_action_or_reset failed, err: %d\n", - __func__, err); - } + return drmm_add_action_or_reset(&xe->drm, xe_gt_ccs_mode_sysfs_fini, gt); } diff --git a/drivers/gpu/drm/xe/xe_gt_ccs_mode.h b/drivers/gpu/drm/xe/xe_gt_ccs_mode.h index f39975aaaab0..f8779852cf0d 100644 --- a/drivers/gpu/drm/xe/xe_gt_ccs_mode.h +++ b/drivers/gpu/drm/xe/xe_gt_ccs_mode.h @@ -12,7 +12,7 @@ #include "xe_platform_types.h" void xe_gt_apply_ccs_mode(struct xe_gt *gt); -void xe_gt_ccs_mode_sysfs_init(struct xe_gt *gt); +int xe_gt_ccs_mode_sysfs_init(struct xe_gt *gt); static inline bool xe_gt_ccs_mode_enabled(const struct xe_gt *gt) { diff --git a/drivers/gpu/drm/xe/xe_guc_ct.c b/drivers/gpu/drm/xe/xe_guc_ct.c index 355edd4d758a..7f32547f94b2 100644 --- a/drivers/gpu/drm/xe/xe_guc_ct.c +++ b/drivers/gpu/drm/xe/xe_guc_ct.c @@ -1054,10 +1054,10 @@ static int process_g2h_msg(struct xe_guc_ct *ct, u32 *msg, u32 len) adj_len); break; case XE_GUC_ACTION_GUC2PF_RELAY_FROM_VF: - ret = xe_guc_relay_process_guc2pf(&guc->relay, payload, adj_len); + ret = xe_guc_relay_process_guc2pf(&guc->relay, hxg, hxg_len); break; case XE_GUC_ACTION_GUC2VF_RELAY_FROM_PF: - ret = xe_guc_relay_process_guc2vf(&guc->relay, payload, adj_len); + ret = xe_guc_relay_process_guc2vf(&guc->relay, hxg, hxg_len); break; default: drm_err(&xe->drm, "unexpected action 0x%04x\n", action); diff --git a/drivers/gpu/drm/xe/xe_huc.c b/drivers/gpu/drm/xe/xe_huc.c index b545f850087c..6b9b1cbedd37 100644 --- a/drivers/gpu/drm/xe/xe_huc.c +++ b/drivers/gpu/drm/xe/xe_huc.c @@ -53,7 +53,6 @@ static int huc_alloc_gsc_pkt(struct xe_huc *huc) struct xe_gt *gt = huc_to_gt(huc); struct xe_device *xe = gt_to_xe(gt); struct xe_bo *bo; - int err; /* we use a single object for both input and output */ bo = xe_bo_create_pin_map(xe, gt_to_tile(gt), NULL, @@ -66,13 +65,7 @@ static int huc_alloc_gsc_pkt(struct xe_huc *huc) huc->gsc_pkt = bo; - err = drmm_add_action_or_reset(&xe->drm, free_gsc_pkt, huc); - if (err) { - free_gsc_pkt(&xe->drm, huc); - return err; - } - - return 0; + return drmm_add_action_or_reset(&xe->drm, free_gsc_pkt, huc); } int xe_huc_init(struct xe_huc *huc) diff --git a/drivers/i2c/i2c-core-base.c b/drivers/i2c/i2c-core-base.c index ff5c486a1dbb..db0d1ac82910 100644 --- a/drivers/i2c/i2c-core-base.c +++ b/drivers/i2c/i2c-core-base.c @@ -2200,13 +2200,18 @@ static int i2c_check_for_quirks(struct i2c_adapter *adap, struct i2c_msg *msgs, * Returns negative errno, else the number of messages executed. * * Adapter lock must be held when calling this function. No debug logging - * takes place. adap->algo->master_xfer existence isn't checked. + * takes place. */ int __i2c_transfer(struct i2c_adapter *adap, struct i2c_msg *msgs, int num) { unsigned long orig_jiffies; int ret, try; + if (!adap->algo->master_xfer) { + dev_dbg(&adap->dev, "I2C level transfers not supported\n"); + return -EOPNOTSUPP; + } + if (WARN_ON(!msgs || num < 1)) return -EINVAL; @@ -2273,11 +2278,6 @@ int i2c_transfer(struct i2c_adapter *adap, struct i2c_msg *msgs, int num) { int ret; - if (!adap->algo->master_xfer) { - dev_dbg(&adap->dev, "I2C level transfers not supported\n"); - return -EOPNOTSUPP; - } - /* REVISIT the fault reporting model here is weak: * * - When we get an error after receiving N bytes from a slave, diff --git a/drivers/irqchip/irq-gic-v3-its.c b/drivers/irqchip/irq-gic-v3-its.c index 2a537cbfcb07..5f7d3db3afd8 100644 --- a/drivers/irqchip/irq-gic-v3-its.c +++ b/drivers/irqchip/irq-gic-v3-its.c @@ -4567,13 +4567,8 @@ static int its_vpe_irq_domain_alloc(struct irq_domain *domain, unsigned int virq irqd_set_resend_when_in_progress(irq_get_irq_data(virq + i)); } - if (err) { - if (i > 0) - its_vpe_irq_domain_free(domain, virq, i); - - its_lpi_free(bitmap, base, nr_ids); - its_free_prop_table(vprop_page); - } + if (err) + its_vpe_irq_domain_free(domain, virq, i); return err; } diff --git a/drivers/md/dm-vdo/murmurhash3.c b/drivers/md/dm-vdo/murmurhash3.c index 01d2743444ec..3a989efae142 100644 --- a/drivers/md/dm-vdo/murmurhash3.c +++ b/drivers/md/dm-vdo/murmurhash3.c @@ -137,7 +137,7 @@ void murmurhash3_128(const void *key, const int len, const u32 seed, void *out) break; default: break; - }; + } } /* finalization */ diff --git a/drivers/md/dm.c b/drivers/md/dm.c index 56aa2a8b9d71..7d0746b37c8e 100644 --- a/drivers/md/dm.c +++ b/drivers/md/dm.c @@ -765,7 +765,7 @@ static struct table_device *open_table_device(struct mapped_device *md, return td; out_blkdev_put: - fput(bdev_file); + __fput_sync(bdev_file); out_free_td: kfree(td); return ERR_PTR(r); @@ -778,7 +778,13 @@ static void close_table_device(struct table_device *td, struct mapped_device *md { if (md->disk->slave_dir) bd_unlink_disk_holder(td->dm_dev.bdev, md->disk); - fput(td->dm_dev.bdev_file); + + /* Leverage async fput() if DMF_DEFERRED_REMOVE set */ + if (unlikely(test_bit(DMF_DEFERRED_REMOVE, &md->flags))) + fput(td->dm_dev.bdev_file); + else + __fput_sync(td->dm_dev.bdev_file); + put_dax(td->dm_dev.dax_dev); list_del(&td->list); kfree(td); diff --git a/drivers/misc/eeprom/at24.c b/drivers/misc/eeprom/at24.c index 572333ead5fb..4bd4f32bcdab 100644 --- a/drivers/misc/eeprom/at24.c +++ b/drivers/misc/eeprom/at24.c @@ -758,15 +758,6 @@ static int at24_probe(struct i2c_client *client) } pm_runtime_enable(dev); - at24->nvmem = devm_nvmem_register(dev, &nvmem_config); - if (IS_ERR(at24->nvmem)) { - pm_runtime_disable(dev); - if (!pm_runtime_status_suspended(dev)) - regulator_disable(at24->vcc_reg); - return dev_err_probe(dev, PTR_ERR(at24->nvmem), - "failed to register nvmem\n"); - } - /* * Perform a one-byte test read to verify that the chip is functional, * unless powering on the device is to be avoided during probe (i.e. @@ -782,6 +773,15 @@ static int at24_probe(struct i2c_client *client) } } + at24->nvmem = devm_nvmem_register(dev, &nvmem_config); + if (IS_ERR(at24->nvmem)) { + pm_runtime_disable(dev); + if (!pm_runtime_status_suspended(dev)) + regulator_disable(at24->vcc_reg); + return dev_err_probe(dev, PTR_ERR(at24->nvmem), + "failed to register nvmem\n"); + } + /* If this a SPD EEPROM, probe for DDR3 thermal sensor */ if (cdata == &at24_data_spd) at24_probe_temp_sensor(client); diff --git a/drivers/mmc/host/moxart-mmc.c b/drivers/mmc/host/moxart-mmc.c index b88d6dec209f..9a5f75163aca 100644 --- a/drivers/mmc/host/moxart-mmc.c +++ b/drivers/mmc/host/moxart-mmc.c @@ -300,6 +300,7 @@ static void moxart_transfer_pio(struct moxart_host *host) remain = sgm->length; if (remain > host->data_len) remain = host->data_len; + sgm->consumed = 0; if (data->flags & MMC_DATA_WRITE) { while (remain > 0) { diff --git a/drivers/mmc/host/sdhci-msm.c b/drivers/mmc/host/sdhci-msm.c index 668e0aceeeba..e113b99a3eab 100644 --- a/drivers/mmc/host/sdhci-msm.c +++ b/drivers/mmc/host/sdhci-msm.c @@ -2694,6 +2694,11 @@ static __maybe_unused int sdhci_msm_runtime_suspend(struct device *dev) struct sdhci_host *host = dev_get_drvdata(dev); struct sdhci_pltfm_host *pltfm_host = sdhci_priv(host); struct sdhci_msm_host *msm_host = sdhci_pltfm_priv(pltfm_host); + unsigned long flags; + + spin_lock_irqsave(&host->lock, flags); + host->runtime_suspended = true; + spin_unlock_irqrestore(&host->lock, flags); /* Drop the performance vote */ dev_pm_opp_set_rate(dev, 0); @@ -2708,6 +2713,7 @@ static __maybe_unused int sdhci_msm_runtime_resume(struct device *dev) struct sdhci_host *host = dev_get_drvdata(dev); struct sdhci_pltfm_host *pltfm_host = sdhci_priv(host); struct sdhci_msm_host *msm_host = sdhci_pltfm_priv(pltfm_host); + unsigned long flags; int ret; ret = clk_bulk_prepare_enable(ARRAY_SIZE(msm_host->bulk_clks), @@ -2726,7 +2732,15 @@ static __maybe_unused int sdhci_msm_runtime_resume(struct device *dev) dev_pm_opp_set_rate(dev, msm_host->clk_rate); - return sdhci_msm_ice_resume(msm_host); + ret = sdhci_msm_ice_resume(msm_host); + if (ret) + return ret; + + spin_lock_irqsave(&host->lock, flags); + host->runtime_suspended = false; + spin_unlock_irqrestore(&host->lock, flags); + + return ret; } static const struct dev_pm_ops sdhci_msm_pm_ops = { diff --git a/drivers/mmc/host/sdhci-of-dwcmshc.c b/drivers/mmc/host/sdhci-of-dwcmshc.c index 1d8f5a76096a..f2e4a93ed1d6 100644 --- a/drivers/mmc/host/sdhci-of-dwcmshc.c +++ b/drivers/mmc/host/sdhci-of-dwcmshc.c @@ -626,6 +626,7 @@ static int th1520_execute_tuning(struct sdhci_host *host, u32 opcode) /* perform tuning */ sdhci_start_tuning(host); + host->tuning_loop_count = 128; host->tuning_err = __sdhci_execute_tuning(host, opcode); if (host->tuning_err) { /* disable auto-tuning upon tuning error */ diff --git a/drivers/mtd/mtdcore.c b/drivers/mtd/mtdcore.c index 5887feb347a4..0de87bc63840 100644 --- a/drivers/mtd/mtdcore.c +++ b/drivers/mtd/mtdcore.c @@ -900,7 +900,7 @@ static struct nvmem_device *mtd_otp_nvmem_register(struct mtd_info *mtd, config.name = compatible; config.id = NVMEM_DEVID_AUTO; config.owner = THIS_MODULE; - config.add_legacy_fixed_of_cells = true; + config.add_legacy_fixed_of_cells = !mtd_type_is_nand(mtd); config.type = NVMEM_TYPE_OTP; config.root_only = true; config.ignore_wp = true; diff --git a/drivers/mtd/nand/raw/brcmnand/brcmnand.c b/drivers/mtd/nand/raw/brcmnand/brcmnand.c index a8d12c71f987..1b2ec0fec60c 100644 --- a/drivers/mtd/nand/raw/brcmnand/brcmnand.c +++ b/drivers/mtd/nand/raw/brcmnand/brcmnand.c @@ -857,7 +857,7 @@ static inline void brcmnand_read_data_bus(struct brcmnand_controller *ctrl, struct brcmnand_soc *soc = ctrl->soc; int i; - if (soc->read_data_bus) { + if (soc && soc->read_data_bus) { soc->read_data_bus(soc, flash_cache, buffer, fc_words); } else { for (i = 0; i < fc_words; i++) diff --git a/drivers/mtd/nand/raw/diskonchip.c b/drivers/mtd/nand/raw/diskonchip.c index 5243fab9face..8db7fc424571 100644 --- a/drivers/mtd/nand/raw/diskonchip.c +++ b/drivers/mtd/nand/raw/diskonchip.c @@ -53,7 +53,7 @@ static unsigned long doc_locations[] __initdata = { 0xe8000, 0xea000, 0xec000, 0xee000, #endif #endif - 0xffffffff }; +}; static struct mtd_info *doclist = NULL; @@ -1554,7 +1554,7 @@ static int __init init_nanddoc(void) if (ret < 0) return ret; } else { - for (i = 0; (doc_locations[i] != 0xffffffff); i++) { + for (i = 0; i < ARRAY_SIZE(doc_locations); i++) { doc_probe(doc_locations[i]); } } diff --git a/drivers/mtd/nand/raw/qcom_nandc.c b/drivers/mtd/nand/raw/qcom_nandc.c index b079605c84d3..b8cff9240b28 100644 --- a/drivers/mtd/nand/raw/qcom_nandc.c +++ b/drivers/mtd/nand/raw/qcom_nandc.c @@ -2815,7 +2815,7 @@ static int qcom_misc_cmd_type_exec(struct nand_chip *chip, const struct nand_sub host->cfg0_raw & ~(7 << CW_PER_PAGE)); nandc_set_reg(chip, NAND_DEV0_CFG1, host->cfg1_raw); instrs = 3; - } else { + } else if (q_op.cmd_reg != OP_RESET_DEVICE) { return 0; } @@ -2830,9 +2830,8 @@ static int qcom_misc_cmd_type_exec(struct nand_chip *chip, const struct nand_sub nandc_set_reg(chip, NAND_EXEC_CMD, 1); write_reg_dma(nandc, NAND_FLASH_CMD, instrs, NAND_BAM_NEXT_SGL); - (q_op.cmd_reg == OP_BLOCK_ERASE) ? write_reg_dma(nandc, NAND_DEV0_CFG0, - 2, NAND_BAM_NEXT_SGL) : read_reg_dma(nandc, - NAND_FLASH_STATUS, 1, NAND_BAM_NEXT_SGL); + if (q_op.cmd_reg == OP_BLOCK_ERASE) + write_reg_dma(nandc, NAND_DEV0_CFG0, 2, NAND_BAM_NEXT_SGL); write_reg_dma(nandc, NAND_EXEC_CMD, 1, NAND_BAM_NEXT_SGL); read_reg_dma(nandc, NAND_FLASH_STATUS, 1, NAND_BAM_NEXT_SGL); diff --git a/drivers/net/dsa/mv88e6xxx/chip.c b/drivers/net/dsa/mv88e6xxx/chip.c index f29ef72a2f1d..0fae2b96b21f 100644 --- a/drivers/net/dsa/mv88e6xxx/chip.c +++ b/drivers/net/dsa/mv88e6xxx/chip.c @@ -5758,7 +5758,7 @@ static const struct mv88e6xxx_info mv88e6xxx_table[] = { .prod_num = MV88E6XXX_PORT_SWITCH_ID_PROD_6141, .family = MV88E6XXX_FAMILY_6341, .name = "Marvell 88E6141", - .num_databases = 4096, + .num_databases = 256, .num_macs = 2048, .num_ports = 6, .num_internal_phys = 5, @@ -6217,7 +6217,7 @@ static const struct mv88e6xxx_info mv88e6xxx_table[] = { .prod_num = MV88E6XXX_PORT_SWITCH_ID_PROD_6341, .family = MV88E6XXX_FAMILY_6341, .name = "Marvell 88E6341", - .num_databases = 4096, + .num_databases = 256, .num_macs = 2048, .num_internal_phys = 5, .num_ports = 6, diff --git a/drivers/net/ethernet/broadcom/genet/bcmgenet.c b/drivers/net/ethernet/broadcom/genet/bcmgenet.c index b1f84b37032a..c7e7dac057a3 100644 --- a/drivers/net/ethernet/broadcom/genet/bcmgenet.c +++ b/drivers/net/ethernet/broadcom/genet/bcmgenet.c @@ -2,7 +2,7 @@ /* * Broadcom GENET (Gigabit Ethernet) controller driver * - * Copyright (c) 2014-2020 Broadcom + * Copyright (c) 2014-2024 Broadcom */ #define pr_fmt(fmt) "bcmgenet: " fmt @@ -2467,14 +2467,18 @@ static void umac_enable_set(struct bcmgenet_priv *priv, u32 mask, bool enable) { u32 reg; + spin_lock_bh(&priv->reg_lock); reg = bcmgenet_umac_readl(priv, UMAC_CMD); - if (reg & CMD_SW_RESET) + if (reg & CMD_SW_RESET) { + spin_unlock_bh(&priv->reg_lock); return; + } if (enable) reg |= mask; else reg &= ~mask; bcmgenet_umac_writel(priv, reg, UMAC_CMD); + spin_unlock_bh(&priv->reg_lock); /* UniMAC stops on a packet boundary, wait for a full-size packet * to be processed @@ -2490,8 +2494,10 @@ static void reset_umac(struct bcmgenet_priv *priv) udelay(10); /* issue soft reset and disable MAC while updating its registers */ + spin_lock_bh(&priv->reg_lock); bcmgenet_umac_writel(priv, CMD_SW_RESET, UMAC_CMD); udelay(2); + spin_unlock_bh(&priv->reg_lock); } static void bcmgenet_intr_disable(struct bcmgenet_priv *priv) @@ -3334,7 +3340,9 @@ static void bcmgenet_netif_start(struct net_device *dev) struct bcmgenet_priv *priv = netdev_priv(dev); /* Start the network engine */ + netif_addr_lock_bh(dev); bcmgenet_set_rx_mode(dev); + netif_addr_unlock_bh(dev); bcmgenet_enable_rx_napi(priv); umac_enable_set(priv, CMD_TX_EN | CMD_RX_EN, true); @@ -3595,16 +3603,19 @@ static void bcmgenet_set_rx_mode(struct net_device *dev) * 3. The number of filters needed exceeds the number filters * supported by the hardware. */ + spin_lock(&priv->reg_lock); reg = bcmgenet_umac_readl(priv, UMAC_CMD); if ((dev->flags & (IFF_PROMISC | IFF_ALLMULTI)) || (nfilter > MAX_MDF_FILTER)) { reg |= CMD_PROMISC; bcmgenet_umac_writel(priv, reg, UMAC_CMD); + spin_unlock(&priv->reg_lock); bcmgenet_umac_writel(priv, 0, UMAC_MDF_CTRL); return; } else { reg &= ~CMD_PROMISC; bcmgenet_umac_writel(priv, reg, UMAC_CMD); + spin_unlock(&priv->reg_lock); } /* update MDF filter */ @@ -4003,6 +4014,7 @@ static int bcmgenet_probe(struct platform_device *pdev) goto err; } + spin_lock_init(&priv->reg_lock); spin_lock_init(&priv->lock); /* Set default pause parameters */ diff --git a/drivers/net/ethernet/broadcom/genet/bcmgenet.h b/drivers/net/ethernet/broadcom/genet/bcmgenet.h index 7523b60b3c1c..43b923c48b14 100644 --- a/drivers/net/ethernet/broadcom/genet/bcmgenet.h +++ b/drivers/net/ethernet/broadcom/genet/bcmgenet.h @@ -1,6 +1,6 @@ /* SPDX-License-Identifier: GPL-2.0-only */ /* - * Copyright (c) 2014-2020 Broadcom + * Copyright (c) 2014-2024 Broadcom */ #ifndef __BCMGENET_H__ @@ -573,6 +573,8 @@ struct bcmgenet_rxnfc_rule { /* device context */ struct bcmgenet_priv { void __iomem *base; + /* reg_lock: lock to serialize access to shared registers */ + spinlock_t reg_lock; enum bcmgenet_version version; struct net_device *dev; diff --git a/drivers/net/ethernet/broadcom/genet/bcmgenet_wol.c b/drivers/net/ethernet/broadcom/genet/bcmgenet_wol.c index 7a41cad5788f..1248792d7fd4 100644 --- a/drivers/net/ethernet/broadcom/genet/bcmgenet_wol.c +++ b/drivers/net/ethernet/broadcom/genet/bcmgenet_wol.c @@ -2,7 +2,7 @@ /* * Broadcom GENET (Gigabit Ethernet) Wake-on-LAN support * - * Copyright (c) 2014-2020 Broadcom + * Copyright (c) 2014-2024 Broadcom */ #define pr_fmt(fmt) "bcmgenet_wol: " fmt @@ -151,6 +151,7 @@ int bcmgenet_wol_power_down_cfg(struct bcmgenet_priv *priv, } /* Can't suspend with WoL if MAC is still in reset */ + spin_lock_bh(&priv->reg_lock); reg = bcmgenet_umac_readl(priv, UMAC_CMD); if (reg & CMD_SW_RESET) reg &= ~CMD_SW_RESET; @@ -158,6 +159,7 @@ int bcmgenet_wol_power_down_cfg(struct bcmgenet_priv *priv, /* disable RX */ reg &= ~CMD_RX_EN; bcmgenet_umac_writel(priv, reg, UMAC_CMD); + spin_unlock_bh(&priv->reg_lock); mdelay(10); if (priv->wolopts & (WAKE_MAGIC | WAKE_MAGICSECURE)) { @@ -203,6 +205,7 @@ int bcmgenet_wol_power_down_cfg(struct bcmgenet_priv *priv, } /* Enable CRC forward */ + spin_lock_bh(&priv->reg_lock); reg = bcmgenet_umac_readl(priv, UMAC_CMD); priv->crc_fwd_en = 1; reg |= CMD_CRC_FWD; @@ -210,6 +213,7 @@ int bcmgenet_wol_power_down_cfg(struct bcmgenet_priv *priv, /* Receiver must be enabled for WOL MP detection */ reg |= CMD_RX_EN; bcmgenet_umac_writel(priv, reg, UMAC_CMD); + spin_unlock_bh(&priv->reg_lock); reg = UMAC_IRQ_MPD_R; if (hfb_enable) @@ -256,7 +260,9 @@ void bcmgenet_wol_power_up_cfg(struct bcmgenet_priv *priv, } /* Disable CRC Forward */ + spin_lock_bh(&priv->reg_lock); reg = bcmgenet_umac_readl(priv, UMAC_CMD); reg &= ~CMD_CRC_FWD; bcmgenet_umac_writel(priv, reg, UMAC_CMD); + spin_unlock_bh(&priv->reg_lock); } diff --git a/drivers/net/ethernet/broadcom/genet/bcmmii.c b/drivers/net/ethernet/broadcom/genet/bcmmii.c index 9ada89355747..c4a3698cef66 100644 --- a/drivers/net/ethernet/broadcom/genet/bcmmii.c +++ b/drivers/net/ethernet/broadcom/genet/bcmmii.c @@ -2,7 +2,7 @@ /* * Broadcom GENET MDIO routines * - * Copyright (c) 2014-2017 Broadcom + * Copyright (c) 2014-2024 Broadcom */ #include @@ -76,6 +76,7 @@ static void bcmgenet_mac_config(struct net_device *dev) reg |= RGMII_LINK; bcmgenet_ext_writel(priv, reg, EXT_RGMII_OOB_CTRL); + spin_lock_bh(&priv->reg_lock); reg = bcmgenet_umac_readl(priv, UMAC_CMD); reg &= ~((CMD_SPEED_MASK << CMD_SPEED_SHIFT) | CMD_HD_EN | @@ -88,6 +89,7 @@ static void bcmgenet_mac_config(struct net_device *dev) reg |= CMD_TX_EN | CMD_RX_EN; } bcmgenet_umac_writel(priv, reg, UMAC_CMD); + spin_unlock_bh(&priv->reg_lock); active = phy_init_eee(phydev, 0) >= 0; bcmgenet_eee_enable_set(dev, @@ -275,6 +277,7 @@ int bcmgenet_mii_config(struct net_device *dev, bool init) * block for the interface to work, unconditionally clear the * Out-of-band disable since we do not need it. */ + mutex_lock(&phydev->lock); reg = bcmgenet_ext_readl(priv, EXT_RGMII_OOB_CTRL); reg &= ~OOB_DISABLE; if (priv->ext_phy) { @@ -286,6 +289,7 @@ int bcmgenet_mii_config(struct net_device *dev, bool init) reg |= RGMII_MODE_EN; } bcmgenet_ext_writel(priv, reg, EXT_RGMII_OOB_CTRL); + mutex_unlock(&phydev->lock); if (init) dev_info(kdev, "configuring instance for %s\n", phy_name); diff --git a/drivers/net/ethernet/brocade/bna/bnad_debugfs.c b/drivers/net/ethernet/brocade/bna/bnad_debugfs.c index 7246e13dd559..97291bfbeea5 100644 --- a/drivers/net/ethernet/brocade/bna/bnad_debugfs.c +++ b/drivers/net/ethernet/brocade/bna/bnad_debugfs.c @@ -312,7 +312,7 @@ bnad_debugfs_write_regrd(struct file *file, const char __user *buf, void *kern_buf; /* Copy the user space buf */ - kern_buf = memdup_user(buf, nbytes); + kern_buf = memdup_user_nul(buf, nbytes); if (IS_ERR(kern_buf)) return PTR_ERR(kern_buf); @@ -372,7 +372,7 @@ bnad_debugfs_write_regwr(struct file *file, const char __user *buf, void *kern_buf; /* Copy the user space buf */ - kern_buf = memdup_user(buf, nbytes); + kern_buf = memdup_user_nul(buf, nbytes); if (IS_ERR(kern_buf)) return PTR_ERR(kern_buf); diff --git a/drivers/net/ethernet/chelsio/cxgb4/sge.c b/drivers/net/ethernet/chelsio/cxgb4/sge.c index 49d5808b7d11..de52bcb884c4 100644 --- a/drivers/net/ethernet/chelsio/cxgb4/sge.c +++ b/drivers/net/ethernet/chelsio/cxgb4/sge.c @@ -2670,12 +2670,12 @@ int cxgb4_selftest_lb_pkt(struct net_device *netdev) lb->loopback = 1; q = &adap->sge.ethtxq[pi->first_qset]; - __netif_tx_lock(q->txq, smp_processor_id()); + __netif_tx_lock_bh(q->txq); reclaim_completed_tx(adap, &q->q, -1, true); credits = txq_avail(&q->q) - ndesc; if (unlikely(credits < 0)) { - __netif_tx_unlock(q->txq); + __netif_tx_unlock_bh(q->txq); return -ENOMEM; } @@ -2710,7 +2710,7 @@ int cxgb4_selftest_lb_pkt(struct net_device *netdev) init_completion(&lb->completion); txq_advance(&q->q, ndesc); cxgb4_ring_tx_db(adap, &q->q, ndesc); - __netif_tx_unlock(q->txq); + __netif_tx_unlock_bh(q->txq); /* wait for the pkt to return */ ret = wait_for_completion_timeout(&lb->completion, 10 * HZ); diff --git a/drivers/net/ethernet/intel/e1000e/phy.c b/drivers/net/ethernet/intel/e1000e/phy.c index 93544f1cc2a5..f7ae0e0aa4a4 100644 --- a/drivers/net/ethernet/intel/e1000e/phy.c +++ b/drivers/net/ethernet/intel/e1000e/phy.c @@ -157,7 +157,7 @@ s32 e1000e_read_phy_reg_mdic(struct e1000_hw *hw, u32 offset, u16 *data) * the lower time out */ for (i = 0; i < (E1000_GEN_POLL_TIMEOUT * 3); i++) { - usleep_range(50, 60); + udelay(50); mdic = er32(MDIC); if (mdic & E1000_MDIC_READY) break; @@ -181,7 +181,7 @@ s32 e1000e_read_phy_reg_mdic(struct e1000_hw *hw, u32 offset, u16 *data) * reading duplicate data in the next MDIC transaction. */ if (hw->mac.type == e1000_pch2lan) - usleep_range(100, 150); + udelay(100); if (success) { *data = (u16)mdic; @@ -237,7 +237,7 @@ s32 e1000e_write_phy_reg_mdic(struct e1000_hw *hw, u32 offset, u16 data) * the lower time out */ for (i = 0; i < (E1000_GEN_POLL_TIMEOUT * 3); i++) { - usleep_range(50, 60); + udelay(50); mdic = er32(MDIC); if (mdic & E1000_MDIC_READY) break; @@ -261,7 +261,7 @@ s32 e1000e_write_phy_reg_mdic(struct e1000_hw *hw, u32 offset, u16 data) * reading duplicate data in the next MDIC transaction. */ if (hw->mac.type == e1000_pch2lan) - usleep_range(100, 150); + udelay(100); if (success) return 0; diff --git a/drivers/net/ethernet/intel/ice/ice_debugfs.c b/drivers/net/ethernet/intel/ice/ice_debugfs.c index d252d98218d0..9fc0fd95a13d 100644 --- a/drivers/net/ethernet/intel/ice/ice_debugfs.c +++ b/drivers/net/ethernet/intel/ice/ice_debugfs.c @@ -171,7 +171,7 @@ ice_debugfs_module_write(struct file *filp, const char __user *buf, if (*ppos != 0 || count > 8) return -EINVAL; - cmd_buf = memdup_user(buf, count); + cmd_buf = memdup_user_nul(buf, count); if (IS_ERR(cmd_buf)) return PTR_ERR(cmd_buf); @@ -257,7 +257,7 @@ ice_debugfs_nr_messages_write(struct file *filp, const char __user *buf, if (*ppos != 0 || count > 4) return -EINVAL; - cmd_buf = memdup_user(buf, count); + cmd_buf = memdup_user_nul(buf, count); if (IS_ERR(cmd_buf)) return PTR_ERR(cmd_buf); @@ -332,7 +332,7 @@ ice_debugfs_enable_write(struct file *filp, const char __user *buf, if (*ppos != 0 || count > 2) return -EINVAL; - cmd_buf = memdup_user(buf, count); + cmd_buf = memdup_user_nul(buf, count); if (IS_ERR(cmd_buf)) return PTR_ERR(cmd_buf); @@ -428,7 +428,7 @@ ice_debugfs_log_size_write(struct file *filp, const char __user *buf, if (*ppos != 0 || count > 5) return -EINVAL; - cmd_buf = memdup_user(buf, count); + cmd_buf = memdup_user_nul(buf, count); if (IS_ERR(cmd_buf)) return PTR_ERR(cmd_buf); diff --git a/drivers/net/ethernet/marvell/octeontx2/af/rvu_debugfs.c b/drivers/net/ethernet/marvell/octeontx2/af/rvu_debugfs.c index 2500f5ba4f5a..881d704644fb 100644 --- a/drivers/net/ethernet/marvell/octeontx2/af/rvu_debugfs.c +++ b/drivers/net/ethernet/marvell/octeontx2/af/rvu_debugfs.c @@ -999,12 +999,10 @@ static ssize_t rvu_dbg_qsize_write(struct file *filp, u16 pcifunc; int ret, lf; - cmd_buf = memdup_user(buffer, count + 1); + cmd_buf = memdup_user_nul(buffer, count); if (IS_ERR(cmd_buf)) return -ENOMEM; - cmd_buf[count] = '\0'; - cmd_buf_tmp = strchr(cmd_buf, '\n'); if (cmd_buf_tmp) { *cmd_buf_tmp = '\0'; diff --git a/drivers/net/ethernet/qlogic/qede/qede_filter.c b/drivers/net/ethernet/qlogic/qede/qede_filter.c index a5ac21a0ee33..cb6b33a228ea 100644 --- a/drivers/net/ethernet/qlogic/qede/qede_filter.c +++ b/drivers/net/ethernet/qlogic/qede/qede_filter.c @@ -1868,8 +1868,8 @@ int qede_add_tc_flower_fltr(struct qede_dev *edev, __be16 proto, struct flow_cls_offload *f) { struct qede_arfs_fltr_node *n; - int min_hlen, rc = -EINVAL; struct qede_arfs_tuple t; + int min_hlen, rc; __qede_lock(edev); @@ -1879,7 +1879,8 @@ int qede_add_tc_flower_fltr(struct qede_dev *edev, __be16 proto, } /* parse flower attribute and prepare filter */ - if (qede_parse_flow_attr(edev, proto, f->rule, &t)) + rc = qede_parse_flow_attr(edev, proto, f->rule, &t); + if (rc) goto unlock; /* Validate profile mode and number of filters */ @@ -1888,11 +1889,13 @@ int qede_add_tc_flower_fltr(struct qede_dev *edev, __be16 proto, DP_NOTICE(edev, "Filter configuration invalidated, filter mode=0x%x, configured mode=0x%x, filter count=0x%x\n", t.mode, edev->arfs->mode, edev->arfs->filter_count); + rc = -EINVAL; goto unlock; } /* parse tc actions and get the vf_id */ - if (qede_parse_actions(edev, &f->rule->action, f->common.extack)) + rc = qede_parse_actions(edev, &f->rule->action, f->common.extack); + if (rc) goto unlock; if (qede_flow_find_fltr(edev, &t)) { @@ -1998,10 +2001,9 @@ static int qede_flow_spec_to_rule(struct qede_dev *edev, if (IS_ERR(flow)) return PTR_ERR(flow); - if (qede_parse_flow_attr(edev, proto, flow->rule, t)) { - err = -EINVAL; + err = qede_parse_flow_attr(edev, proto, flow->rule, t); + if (err) goto err_out; - } /* Make sure location is valid and filter isn't already set */ err = qede_flow_spec_validate(edev, &flow->rule->action, t, diff --git a/drivers/net/vxlan/vxlan_core.c b/drivers/net/vxlan/vxlan_core.c index a9a85d0f5a5d..8884913e0473 100644 --- a/drivers/net/vxlan/vxlan_core.c +++ b/drivers/net/vxlan/vxlan_core.c @@ -1675,6 +1675,7 @@ static int vxlan_rcv(struct sock *sk, struct sk_buff *skb) bool raw_proto = false; void *oiph; __be32 vni = 0; + int nh; /* Need UDP and VXLAN header to be present */ if (!pskb_may_pull(skb, VXLAN_HLEN)) @@ -1765,12 +1766,28 @@ static int vxlan_rcv(struct sock *sk, struct sk_buff *skb) skb->pkt_type = PACKET_HOST; } - oiph = skb_network_header(skb); + /* Save offset of outer header relative to skb->head, + * because we are going to reset the network header to the inner header + * and might change skb->head. + */ + nh = skb_network_header(skb) - skb->head; + skb_reset_network_header(skb); + if (!pskb_inet_may_pull(skb)) { + DEV_STATS_INC(vxlan->dev, rx_length_errors); + DEV_STATS_INC(vxlan->dev, rx_errors); + vxlan_vnifilter_count(vxlan, vni, vninode, + VXLAN_VNI_STATS_RX_ERRORS, 0); + goto drop; + } + + /* Get the outer header. */ + oiph = skb->head + nh; + if (!vxlan_ecn_decapsulate(vs, oiph, skb)) { - ++vxlan->dev->stats.rx_frame_errors; - ++vxlan->dev->stats.rx_errors; + DEV_STATS_INC(vxlan->dev, rx_frame_errors); + DEV_STATS_INC(vxlan->dev, rx_errors); vxlan_vnifilter_count(vxlan, vni, vninode, VXLAN_VNI_STATS_RX_ERRORS, 0); goto drop; @@ -1840,7 +1857,9 @@ static int arp_reduce(struct net_device *dev, struct sk_buff *skb, __be32 vni) goto out; if (!pskb_may_pull(skb, arp_hdr_len(dev))) { - dev->stats.tx_dropped++; + dev_core_stats_tx_dropped_inc(dev); + vxlan_vnifilter_count(vxlan, vni, NULL, + VXLAN_VNI_STATS_TX_DROPS, 0); goto out; } parp = arp_hdr(skb); @@ -1896,7 +1915,7 @@ static int arp_reduce(struct net_device *dev, struct sk_buff *skb, __be32 vni) reply->pkt_type = PACKET_HOST; if (netif_rx(reply) == NET_RX_DROP) { - dev->stats.rx_dropped++; + dev_core_stats_rx_dropped_inc(dev); vxlan_vnifilter_count(vxlan, vni, NULL, VXLAN_VNI_STATS_RX_DROPS, 0); } @@ -2055,7 +2074,7 @@ static int neigh_reduce(struct net_device *dev, struct sk_buff *skb, __be32 vni) goto out; if (netif_rx(reply) == NET_RX_DROP) { - dev->stats.rx_dropped++; + dev_core_stats_rx_dropped_inc(dev); vxlan_vnifilter_count(vxlan, vni, NULL, VXLAN_VNI_STATS_RX_DROPS, 0); } @@ -2266,7 +2285,7 @@ static void vxlan_encap_bypass(struct sk_buff *skb, struct vxlan_dev *src_vxlan, len); } else { drop: - dev->stats.rx_dropped++; + dev_core_stats_rx_dropped_inc(dev); vxlan_vnifilter_count(dst_vxlan, vni, NULL, VXLAN_VNI_STATS_RX_DROPS, 0); } @@ -2298,7 +2317,7 @@ static int encap_bypass_if_local(struct sk_buff *skb, struct net_device *dev, addr_family, dst_port, vxlan->cfg.flags); if (!dst_vxlan) { - dev->stats.tx_errors++; + DEV_STATS_INC(dev, tx_errors); vxlan_vnifilter_count(vxlan, vni, NULL, VXLAN_VNI_STATS_TX_ERRORS, 0); kfree_skb(skb); @@ -2563,7 +2582,7 @@ void vxlan_xmit_one(struct sk_buff *skb, struct net_device *dev, return; drop: - dev->stats.tx_dropped++; + dev_core_stats_tx_dropped_inc(dev); vxlan_vnifilter_count(vxlan, vni, NULL, VXLAN_VNI_STATS_TX_DROPS, 0); dev_kfree_skb(skb); return; @@ -2571,11 +2590,11 @@ void vxlan_xmit_one(struct sk_buff *skb, struct net_device *dev, tx_error: rcu_read_unlock(); if (err == -ELOOP) - dev->stats.collisions++; + DEV_STATS_INC(dev, collisions); else if (err == -ENETUNREACH) - dev->stats.tx_carrier_errors++; + DEV_STATS_INC(dev, tx_carrier_errors); dst_release(ndst); - dev->stats.tx_errors++; + DEV_STATS_INC(dev, tx_errors); vxlan_vnifilter_count(vxlan, vni, NULL, VXLAN_VNI_STATS_TX_ERRORS, 0); kfree_skb(skb); } @@ -2608,7 +2627,7 @@ static void vxlan_xmit_nh(struct sk_buff *skb, struct net_device *dev, return; drop: - dev->stats.tx_dropped++; + dev_core_stats_tx_dropped_inc(dev); vxlan_vnifilter_count(netdev_priv(dev), vni, NULL, VXLAN_VNI_STATS_TX_DROPS, 0); dev_kfree_skb(skb); @@ -2646,7 +2665,7 @@ static netdev_tx_t vxlan_xmit_nhid(struct sk_buff *skb, struct net_device *dev, return NETDEV_TX_OK; drop: - dev->stats.tx_dropped++; + dev_core_stats_tx_dropped_inc(dev); vxlan_vnifilter_count(netdev_priv(dev), vni, NULL, VXLAN_VNI_STATS_TX_DROPS, 0); dev_kfree_skb(skb); @@ -2743,7 +2762,7 @@ static netdev_tx_t vxlan_xmit(struct sk_buff *skb, struct net_device *dev) !is_multicast_ether_addr(eth->h_dest)) vxlan_fdb_miss(vxlan, eth->h_dest); - dev->stats.tx_dropped++; + dev_core_stats_tx_dropped_inc(dev); vxlan_vnifilter_count(vxlan, vni, NULL, VXLAN_VNI_STATS_TX_DROPS, 0); kfree_skb(skb); diff --git a/drivers/phy/freescale/phy-fsl-imx8m-pcie.c b/drivers/phy/freescale/phy-fsl-imx8m-pcie.c index b700f52b7b67..11fcb1867118 100644 --- a/drivers/phy/freescale/phy-fsl-imx8m-pcie.c +++ b/drivers/phy/freescale/phy-fsl-imx8m-pcie.c @@ -110,8 +110,10 @@ static int imx8_pcie_phy_power_on(struct phy *phy) /* Source clock from SoC internal PLL */ writel(ANA_PLL_CLK_OUT_TO_EXT_IO_SEL, imx8_phy->base + IMX8MM_PCIE_PHY_CMN_REG062); - writel(AUX_PLL_REFCLK_SEL_SYS_PLL, - imx8_phy->base + IMX8MM_PCIE_PHY_CMN_REG063); + if (imx8_phy->drvdata->variant != IMX8MM) { + writel(AUX_PLL_REFCLK_SEL_SYS_PLL, + imx8_phy->base + IMX8MM_PCIE_PHY_CMN_REG063); + } val = ANA_AUX_RX_TX_SEL_TX | ANA_AUX_TX_TERM; writel(val | ANA_AUX_RX_TERM_GND_EN, imx8_phy->base + IMX8MM_PCIE_PHY_CMN_REG064); diff --git a/drivers/phy/marvell/phy-mvebu-a3700-comphy.c b/drivers/phy/marvell/phy-mvebu-a3700-comphy.c index 41162d7228c9..1d1db1737422 100644 --- a/drivers/phy/marvell/phy-mvebu-a3700-comphy.c +++ b/drivers/phy/marvell/phy-mvebu-a3700-comphy.c @@ -603,7 +603,7 @@ static void comphy_gbe_phy_init(struct mvebu_a3700_comphy_lane *lane, u16 val; fix_idx = 0; - for (addr = 0; addr < 512; addr++) { + for (addr = 0; addr < ARRAY_SIZE(gbe_phy_init); addr++) { /* * All PHY register values are defined in full for 3.125Gbps * SERDES speed. The values required for 1.25 Gbps are almost @@ -611,11 +611,12 @@ static void comphy_gbe_phy_init(struct mvebu_a3700_comphy_lane *lane, * comparison to 3.125 Gbps values. These register values are * stored in "gbe_phy_init_fix" array. */ - if (!is_1gbps && gbe_phy_init_fix[fix_idx].addr == addr) { + if (!is_1gbps && + fix_idx < ARRAY_SIZE(gbe_phy_init_fix) && + gbe_phy_init_fix[fix_idx].addr == addr) { /* Use new value */ val = gbe_phy_init_fix[fix_idx].value; - if (fix_idx < ARRAY_SIZE(gbe_phy_init_fix)) - fix_idx++; + fix_idx++; } else { val = gbe_phy_init[addr]; } diff --git a/drivers/phy/qualcomm/phy-qcom-m31.c b/drivers/phy/qualcomm/phy-qcom-m31.c index 03fb0d4b75d7..20d4c020a83c 100644 --- a/drivers/phy/qualcomm/phy-qcom-m31.c +++ b/drivers/phy/qualcomm/phy-qcom-m31.c @@ -297,7 +297,7 @@ static int m31usb_phy_probe(struct platform_device *pdev) return dev_err_probe(dev, PTR_ERR(qphy->phy), "failed to create phy\n"); - qphy->vreg = devm_regulator_get(dev, "vdda-phy"); + qphy->vreg = devm_regulator_get(dev, "vdd"); if (IS_ERR(qphy->vreg)) return dev_err_probe(dev, PTR_ERR(qphy->vreg), "failed to get vreg\n"); diff --git a/drivers/phy/qualcomm/phy-qcom-qmp-combo.c b/drivers/phy/qualcomm/phy-qcom-qmp-combo.c index 7d585a4bbbba..c21cdb8dbfe7 100644 --- a/drivers/phy/qualcomm/phy-qcom-qmp-combo.c +++ b/drivers/phy/qualcomm/phy-qcom-qmp-combo.c @@ -77,6 +77,7 @@ enum qphy_reg_layout { QPHY_COM_BIAS_EN_CLKBUFLR_EN, QPHY_DP_PHY_STATUS, + QPHY_DP_PHY_VCO_DIV, QPHY_TX_TX_POL_INV, QPHY_TX_TX_DRV_LVL, @@ -102,6 +103,7 @@ static const unsigned int qmp_v3_usb3phy_regs_layout[QPHY_LAYOUT_SIZE] = { [QPHY_COM_BIAS_EN_CLKBUFLR_EN] = QSERDES_V3_COM_BIAS_EN_CLKBUFLR_EN, [QPHY_DP_PHY_STATUS] = QSERDES_V3_DP_PHY_STATUS, + [QPHY_DP_PHY_VCO_DIV] = QSERDES_V3_DP_PHY_VCO_DIV, [QPHY_TX_TX_POL_INV] = QSERDES_V3_TX_TX_POL_INV, [QPHY_TX_TX_DRV_LVL] = QSERDES_V3_TX_TX_DRV_LVL, @@ -126,6 +128,7 @@ static const unsigned int qmp_v45_usb3phy_regs_layout[QPHY_LAYOUT_SIZE] = { [QPHY_COM_BIAS_EN_CLKBUFLR_EN] = QSERDES_V4_COM_BIAS_EN_CLKBUFLR_EN, [QPHY_DP_PHY_STATUS] = QSERDES_V4_DP_PHY_STATUS, + [QPHY_DP_PHY_VCO_DIV] = QSERDES_V4_DP_PHY_VCO_DIV, [QPHY_TX_TX_POL_INV] = QSERDES_V4_TX_TX_POL_INV, [QPHY_TX_TX_DRV_LVL] = QSERDES_V4_TX_TX_DRV_LVL, @@ -150,6 +153,7 @@ static const unsigned int qmp_v5_5nm_usb3phy_regs_layout[QPHY_LAYOUT_SIZE] = { [QPHY_COM_BIAS_EN_CLKBUFLR_EN] = QSERDES_V5_COM_BIAS_EN_CLKBUFLR_EN, [QPHY_DP_PHY_STATUS] = QSERDES_V5_DP_PHY_STATUS, + [QPHY_DP_PHY_VCO_DIV] = QSERDES_V5_DP_PHY_VCO_DIV, [QPHY_TX_TX_POL_INV] = QSERDES_V5_5NM_TX_TX_POL_INV, [QPHY_TX_TX_DRV_LVL] = QSERDES_V5_5NM_TX_TX_DRV_LVL, @@ -174,6 +178,7 @@ static const unsigned int qmp_v6_usb3phy_regs_layout[QPHY_LAYOUT_SIZE] = { [QPHY_COM_BIAS_EN_CLKBUFLR_EN] = QSERDES_V6_COM_PLL_BIAS_EN_CLK_BUFLR_EN, [QPHY_DP_PHY_STATUS] = QSERDES_V6_DP_PHY_STATUS, + [QPHY_DP_PHY_VCO_DIV] = QSERDES_V6_DP_PHY_VCO_DIV, [QPHY_TX_TX_POL_INV] = QSERDES_V6_TX_TX_POL_INV, [QPHY_TX_TX_DRV_LVL] = QSERDES_V6_TX_TX_DRV_LVL, @@ -2150,9 +2155,9 @@ static bool qmp_combo_configure_dp_mode(struct qmp_combo *qmp) writel(val, qmp->dp_dp_phy + QSERDES_DP_PHY_PD_CTL); if (reverse) - writel(0x4c, qmp->pcs + QSERDES_DP_PHY_MODE); + writel(0x4c, qmp->dp_dp_phy + QSERDES_DP_PHY_MODE); else - writel(0x5c, qmp->pcs + QSERDES_DP_PHY_MODE); + writel(0x5c, qmp->dp_dp_phy + QSERDES_DP_PHY_MODE); return reverse; } @@ -2162,6 +2167,7 @@ static int qmp_combo_configure_dp_clocks(struct qmp_combo *qmp) const struct phy_configure_opts_dp *dp_opts = &qmp->dp_opts; u32 phy_vco_div; unsigned long pixel_freq; + const struct qmp_phy_cfg *cfg = qmp->cfg; switch (dp_opts->link_rate) { case 1620: @@ -2184,7 +2190,7 @@ static int qmp_combo_configure_dp_clocks(struct qmp_combo *qmp) /* Other link rates aren't supported */ return -EINVAL; } - writel(phy_vco_div, qmp->dp_dp_phy + QSERDES_V4_DP_PHY_VCO_DIV); + writel(phy_vco_div, qmp->dp_dp_phy + cfg->regs[QPHY_DP_PHY_VCO_DIV]); clk_set_rate(qmp->dp_link_hw.clk, dp_opts->link_rate * 100000); clk_set_rate(qmp->dp_pixel_hw.clk, pixel_freq); diff --git a/drivers/phy/qualcomm/phy-qcom-qmp-dp-phy-v5.h b/drivers/phy/qualcomm/phy-qcom-qmp-dp-phy-v5.h index f5cfacf9be96..181057421c11 100644 --- a/drivers/phy/qualcomm/phy-qcom-qmp-dp-phy-v5.h +++ b/drivers/phy/qualcomm/phy-qcom-qmp-dp-phy-v5.h @@ -7,6 +7,7 @@ #define QCOM_PHY_QMP_DP_PHY_V5_H_ /* Only for QMP V5 PHY - DP PHY registers */ +#define QSERDES_V5_DP_PHY_VCO_DIV 0x070 #define QSERDES_V5_DP_PHY_AUX_INTERRUPT_STATUS 0x0d8 #define QSERDES_V5_DP_PHY_STATUS 0x0dc diff --git a/drivers/phy/qualcomm/phy-qcom-qmp-dp-phy-v6.h b/drivers/phy/qualcomm/phy-qcom-qmp-dp-phy-v6.h index 01a20d3be4b8..fa967a1af058 100644 --- a/drivers/phy/qualcomm/phy-qcom-qmp-dp-phy-v6.h +++ b/drivers/phy/qualcomm/phy-qcom-qmp-dp-phy-v6.h @@ -7,6 +7,7 @@ #define QCOM_PHY_QMP_DP_PHY_V6_H_ /* Only for QMP V6 PHY - DP PHY registers */ +#define QSERDES_V6_DP_PHY_VCO_DIV 0x070 #define QSERDES_V6_DP_PHY_AUX_INTERRUPT_STATUS 0x0e0 #define QSERDES_V6_DP_PHY_STATUS 0x0e4 diff --git a/drivers/phy/rockchip/Kconfig b/drivers/phy/rockchip/Kconfig index a34f67bb7e61..b60a4b60451e 100644 --- a/drivers/phy/rockchip/Kconfig +++ b/drivers/phy/rockchip/Kconfig @@ -87,6 +87,7 @@ config PHY_ROCKCHIP_SAMSUNG_HDPTX tristate "Rockchip Samsung HDMI/eDP Combo PHY driver" depends on (ARCH_ROCKCHIP || COMPILE_TEST) && OF select GENERIC_PHY + select RATIONAL help Enable this to support the Rockchip HDMI/eDP Combo PHY with Samsung IP block. diff --git a/drivers/phy/rockchip/phy-rockchip-naneng-combphy.c b/drivers/phy/rockchip/phy-rockchip-naneng-combphy.c index 76b9cf417591..bf74e429ff46 100644 --- a/drivers/phy/rockchip/phy-rockchip-naneng-combphy.c +++ b/drivers/phy/rockchip/phy-rockchip-naneng-combphy.c @@ -125,12 +125,15 @@ struct rockchip_combphy_grfcfg { }; struct rockchip_combphy_cfg { + unsigned int num_phys; + unsigned int phy_ids[3]; const struct rockchip_combphy_grfcfg *grfcfg; int (*combphy_cfg)(struct rockchip_combphy_priv *priv); }; struct rockchip_combphy_priv { u8 type; + int id; void __iomem *mmio; int num_clks; struct clk_bulk_data *clks; @@ -320,7 +323,7 @@ static int rockchip_combphy_probe(struct platform_device *pdev) struct rockchip_combphy_priv *priv; const struct rockchip_combphy_cfg *phy_cfg; struct resource *res; - int ret; + int ret, id; phy_cfg = of_device_get_match_data(dev); if (!phy_cfg) { @@ -338,6 +341,15 @@ static int rockchip_combphy_probe(struct platform_device *pdev) return ret; } + /* find the phy-id from the io address */ + priv->id = -ENODEV; + for (id = 0; id < phy_cfg->num_phys; id++) { + if (res->start == phy_cfg->phy_ids[id]) { + priv->id = id; + break; + } + } + priv->dev = dev; priv->type = PHY_NONE; priv->cfg = phy_cfg; @@ -562,6 +574,12 @@ static const struct rockchip_combphy_grfcfg rk3568_combphy_grfcfgs = { }; static const struct rockchip_combphy_cfg rk3568_combphy_cfgs = { + .num_phys = 3, + .phy_ids = { + 0xfe820000, + 0xfe830000, + 0xfe840000, + }, .grfcfg = &rk3568_combphy_grfcfgs, .combphy_cfg = rk3568_combphy_cfg, }; @@ -578,8 +596,14 @@ static int rk3588_combphy_cfg(struct rockchip_combphy_priv *priv) rockchip_combphy_param_write(priv->phy_grf, &cfg->con1_for_pcie, true); rockchip_combphy_param_write(priv->phy_grf, &cfg->con2_for_pcie, true); rockchip_combphy_param_write(priv->phy_grf, &cfg->con3_for_pcie, true); - rockchip_combphy_param_write(priv->pipe_grf, &cfg->pipe_pcie1l0_sel, true); - rockchip_combphy_param_write(priv->pipe_grf, &cfg->pipe_pcie1l1_sel, true); + switch (priv->id) { + case 1: + rockchip_combphy_param_write(priv->pipe_grf, &cfg->pipe_pcie1l0_sel, true); + break; + case 2: + rockchip_combphy_param_write(priv->pipe_grf, &cfg->pipe_pcie1l1_sel, true); + break; + } break; case PHY_TYPE_USB3: /* Set SSC downward spread spectrum */ @@ -736,6 +760,12 @@ static const struct rockchip_combphy_grfcfg rk3588_combphy_grfcfgs = { }; static const struct rockchip_combphy_cfg rk3588_combphy_cfgs = { + .num_phys = 3, + .phy_ids = { + 0xfee00000, + 0xfee10000, + 0xfee20000, + }, .grfcfg = &rk3588_combphy_grfcfgs, .combphy_cfg = rk3588_combphy_cfg, }; diff --git a/drivers/phy/rockchip/phy-rockchip-snps-pcie3.c b/drivers/phy/rockchip/phy-rockchip-snps-pcie3.c index 121e5961ce11..9857ee45b89e 100644 --- a/drivers/phy/rockchip/phy-rockchip-snps-pcie3.c +++ b/drivers/phy/rockchip/phy-rockchip-snps-pcie3.c @@ -40,6 +40,8 @@ #define RK3588_BIFURCATION_LANE_0_1 BIT(0) #define RK3588_BIFURCATION_LANE_2_3 BIT(1) #define RK3588_LANE_AGGREGATION BIT(2) +#define RK3588_PCIE1LN_SEL_EN (GENMASK(1, 0) << 16) +#define RK3588_PCIE30_PHY_MODE_EN (GENMASK(2, 0) << 16) struct rockchip_p3phy_ops; @@ -132,7 +134,7 @@ static const struct rockchip_p3phy_ops rk3568_ops = { static int rockchip_p3phy_rk3588_init(struct rockchip_p3phy_priv *priv) { u32 reg = 0; - u8 mode = 0; + u8 mode = RK3588_LANE_AGGREGATION; /* default */ int ret; /* Deassert PCIe PMA output clamp mode */ @@ -140,31 +142,24 @@ static int rockchip_p3phy_rk3588_init(struct rockchip_p3phy_priv *priv) /* Set bifurcation if needed */ for (int i = 0; i < priv->num_lanes; i++) { - if (!priv->lanes[i]) - mode |= (BIT(i) << 3); - if (priv->lanes[i] > 1) - mode |= (BIT(i) >> 1); + mode &= ~RK3588_LANE_AGGREGATION; + if (priv->lanes[i] == 3) + mode |= RK3588_BIFURCATION_LANE_0_1; + if (priv->lanes[i] == 4) + mode |= RK3588_BIFURCATION_LANE_2_3; } - if (!mode) - reg = RK3588_LANE_AGGREGATION; - else { - if (mode & (BIT(0) | BIT(1))) - reg |= RK3588_BIFURCATION_LANE_0_1; - - if (mode & (BIT(2) | BIT(3))) - reg |= RK3588_BIFURCATION_LANE_2_3; - } - - regmap_write(priv->phy_grf, RK3588_PCIE3PHY_GRF_CMN_CON0, (0x7<<16) | reg); + reg = mode; + regmap_write(priv->phy_grf, RK3588_PCIE3PHY_GRF_CMN_CON0, + RK3588_PCIE30_PHY_MODE_EN | reg); /* Set pcie1ln_sel in PHP_GRF_PCIESEL_CON */ if (!IS_ERR(priv->pipe_grf)) { - reg = (mode & (BIT(6) | BIT(7))) >> 6; + reg = mode & (RK3588_BIFURCATION_LANE_0_1 | RK3588_BIFURCATION_LANE_2_3); if (reg) regmap_write(priv->pipe_grf, PHP_GRF_PCIESEL_CON, - (reg << 16) | reg); + RK3588_PCIE1LN_SEL_EN | reg); } reset_control_deassert(priv->p30phy); diff --git a/drivers/phy/ti/phy-tusb1210.c b/drivers/phy/ti/phy-tusb1210.c index 13cd614e12a1..751fecd466e3 100644 --- a/drivers/phy/ti/phy-tusb1210.c +++ b/drivers/phy/ti/phy-tusb1210.c @@ -69,7 +69,6 @@ struct tusb1210 { struct delayed_work chg_det_work; struct notifier_block psy_nb; struct power_supply *psy; - struct power_supply *charger; #endif }; @@ -236,19 +235,24 @@ static const char * const tusb1210_chargers[] = { static bool tusb1210_get_online(struct tusb1210 *tusb) { + struct power_supply *charger = NULL; union power_supply_propval val; - int i; + bool online = false; + int i, ret; - for (i = 0; i < ARRAY_SIZE(tusb1210_chargers) && !tusb->charger; i++) - tusb->charger = power_supply_get_by_name(tusb1210_chargers[i]); + for (i = 0; i < ARRAY_SIZE(tusb1210_chargers) && !charger; i++) + charger = power_supply_get_by_name(tusb1210_chargers[i]); - if (!tusb->charger) + if (!charger) return false; - if (power_supply_get_property(tusb->charger, POWER_SUPPLY_PROP_ONLINE, &val)) - return false; + ret = power_supply_get_property(charger, POWER_SUPPLY_PROP_ONLINE, &val); + if (ret == 0) + online = val.intval; - return val.intval; + power_supply_put(charger); + + return online; } static void tusb1210_chg_det_work(struct work_struct *work) @@ -473,9 +477,6 @@ static void tusb1210_remove_charger_detect(struct tusb1210 *tusb) cancel_delayed_work_sync(&tusb->chg_det_work); power_supply_unregister(tusb->psy); } - - if (tusb->charger) - power_supply_put(tusb->charger); } #else static void tusb1210_probe_charger_detect(struct tusb1210 *tusb) { } diff --git a/drivers/pinctrl/aspeed/pinctrl-aspeed-g6.c b/drivers/pinctrl/aspeed/pinctrl-aspeed-g6.c index d376fa7114d1..029efe16f8cc 100644 --- a/drivers/pinctrl/aspeed/pinctrl-aspeed-g6.c +++ b/drivers/pinctrl/aspeed/pinctrl-aspeed-g6.c @@ -43,7 +43,7 @@ #define SCU614 0x614 /* Disable GPIO Internal Pull-Down #1 */ #define SCU618 0x618 /* Disable GPIO Internal Pull-Down #2 */ #define SCU61C 0x61c /* Disable GPIO Internal Pull-Down #3 */ -#define SCU620 0x620 /* Disable GPIO Internal Pull-Down #4 */ +#define SCU630 0x630 /* Disable GPIO Internal Pull-Down #4 */ #define SCU634 0x634 /* Disable GPIO Internal Pull-Down #5 */ #define SCU638 0x638 /* Disable GPIO Internal Pull-Down #6 */ #define SCU690 0x690 /* Multi-function Pin Control #24 */ @@ -2495,38 +2495,38 @@ static struct aspeed_pin_config aspeed_g6_configs[] = { ASPEED_PULL_DOWN_PINCONF(D14, SCU61C, 0), /* GPIOS7 */ - ASPEED_PULL_DOWN_PINCONF(T24, SCU620, 23), + ASPEED_PULL_DOWN_PINCONF(T24, SCU630, 23), /* GPIOS6 */ - ASPEED_PULL_DOWN_PINCONF(P23, SCU620, 22), + ASPEED_PULL_DOWN_PINCONF(P23, SCU630, 22), /* GPIOS5 */ - ASPEED_PULL_DOWN_PINCONF(P24, SCU620, 21), + ASPEED_PULL_DOWN_PINCONF(P24, SCU630, 21), /* GPIOS4 */ - ASPEED_PULL_DOWN_PINCONF(R26, SCU620, 20), + ASPEED_PULL_DOWN_PINCONF(R26, SCU630, 20), /* GPIOS3*/ - ASPEED_PULL_DOWN_PINCONF(R24, SCU620, 19), + ASPEED_PULL_DOWN_PINCONF(R24, SCU630, 19), /* GPIOS2 */ - ASPEED_PULL_DOWN_PINCONF(T26, SCU620, 18), + ASPEED_PULL_DOWN_PINCONF(T26, SCU630, 18), /* GPIOS1 */ - ASPEED_PULL_DOWN_PINCONF(T25, SCU620, 17), + ASPEED_PULL_DOWN_PINCONF(T25, SCU630, 17), /* GPIOS0 */ - ASPEED_PULL_DOWN_PINCONF(R23, SCU620, 16), + ASPEED_PULL_DOWN_PINCONF(R23, SCU630, 16), /* GPIOR7 */ - ASPEED_PULL_DOWN_PINCONF(U26, SCU620, 15), + ASPEED_PULL_DOWN_PINCONF(U26, SCU630, 15), /* GPIOR6 */ - ASPEED_PULL_DOWN_PINCONF(W26, SCU620, 14), + ASPEED_PULL_DOWN_PINCONF(W26, SCU630, 14), /* GPIOR5 */ - ASPEED_PULL_DOWN_PINCONF(T23, SCU620, 13), + ASPEED_PULL_DOWN_PINCONF(T23, SCU630, 13), /* GPIOR4 */ - ASPEED_PULL_DOWN_PINCONF(U25, SCU620, 12), + ASPEED_PULL_DOWN_PINCONF(U25, SCU630, 12), /* GPIOR3*/ - ASPEED_PULL_DOWN_PINCONF(V26, SCU620, 11), + ASPEED_PULL_DOWN_PINCONF(V26, SCU630, 11), /* GPIOR2 */ - ASPEED_PULL_DOWN_PINCONF(V24, SCU620, 10), + ASPEED_PULL_DOWN_PINCONF(V24, SCU630, 10), /* GPIOR1 */ - ASPEED_PULL_DOWN_PINCONF(U24, SCU620, 9), + ASPEED_PULL_DOWN_PINCONF(U24, SCU630, 9), /* GPIOR0 */ - ASPEED_PULL_DOWN_PINCONF(V25, SCU620, 8), + ASPEED_PULL_DOWN_PINCONF(V25, SCU630, 8), /* GPIOX7 */ ASPEED_PULL_DOWN_PINCONF(AB10, SCU634, 31), diff --git a/drivers/pinctrl/core.c b/drivers/pinctrl/core.c index 6649357637ff..cffeb869130d 100644 --- a/drivers/pinctrl/core.c +++ b/drivers/pinctrl/core.c @@ -2124,13 +2124,7 @@ int pinctrl_enable(struct pinctrl_dev *pctldev) error = pinctrl_claim_hogs(pctldev); if (error) { - dev_err(pctldev->dev, "could not claim hogs: %i\n", - error); - pinctrl_free_pindescs(pctldev, pctldev->desc->pins, - pctldev->desc->npins); - mutex_destroy(&pctldev->mutex); - kfree(pctldev); - + dev_err(pctldev->dev, "could not claim hogs: %i\n", error); return error; } diff --git a/drivers/pinctrl/devicetree.c b/drivers/pinctrl/devicetree.c index df1efc2e5202..6a94ecd6a8de 100644 --- a/drivers/pinctrl/devicetree.c +++ b/drivers/pinctrl/devicetree.c @@ -220,14 +220,16 @@ int pinctrl_dt_to_map(struct pinctrl *p, struct pinctrl_dev *pctldev) for (state = 0; ; state++) { /* Retrieve the pinctrl-* property */ propname = kasprintf(GFP_KERNEL, "pinctrl-%d", state); - if (!propname) - return -ENOMEM; + if (!propname) { + ret = -ENOMEM; + goto err; + } prop = of_find_property(np, propname, &size); kfree(propname); if (!prop) { if (state == 0) { - of_node_put(np); - return -ENODEV; + ret = -ENODEV; + goto err; } break; } diff --git a/drivers/pinctrl/intel/pinctrl-baytrail.c b/drivers/pinctrl/intel/pinctrl-baytrail.c index ac97724c59ba..4e87f5b875c0 100644 --- a/drivers/pinctrl/intel/pinctrl-baytrail.c +++ b/drivers/pinctrl/intel/pinctrl-baytrail.c @@ -231,6 +231,7 @@ static const unsigned int byt_score_pins_map[BYT_NGPIO_SCORE] = { /* SCORE groups */ static const unsigned int byt_score_uart1_pins[] = { 70, 71, 72, 73 }; static const unsigned int byt_score_uart2_pins[] = { 74, 75, 76, 77 }; +static const unsigned int byt_score_uart3_pins[] = { 57, 61 }; static const unsigned int byt_score_pwm0_pins[] = { 94 }; static const unsigned int byt_score_pwm1_pins[] = { 95 }; @@ -278,37 +279,38 @@ static const unsigned int byt_score_plt_clk5_pins[] = { 101 }; static const unsigned int byt_score_smbus_pins[] = { 51, 52, 53 }; static const struct intel_pingroup byt_score_groups[] = { - PIN_GROUP("uart1_grp", byt_score_uart1_pins, 1), - PIN_GROUP("uart2_grp", byt_score_uart2_pins, 1), - PIN_GROUP("pwm0_grp", byt_score_pwm0_pins, 1), - PIN_GROUP("pwm1_grp", byt_score_pwm1_pins, 1), - PIN_GROUP("ssp2_grp", byt_score_ssp2_pins, 1), - PIN_GROUP("sio_spi_grp", byt_score_sio_spi_pins, 1), - PIN_GROUP("i2c5_grp", byt_score_i2c5_pins, 1), - PIN_GROUP("i2c6_grp", byt_score_i2c6_pins, 1), - PIN_GROUP("i2c4_grp", byt_score_i2c4_pins, 1), - PIN_GROUP("i2c3_grp", byt_score_i2c3_pins, 1), - PIN_GROUP("i2c2_grp", byt_score_i2c2_pins, 1), - PIN_GROUP("i2c1_grp", byt_score_i2c1_pins, 1), - PIN_GROUP("i2c0_grp", byt_score_i2c0_pins, 1), - PIN_GROUP("ssp0_grp", byt_score_ssp0_pins, 1), - PIN_GROUP("ssp1_grp", byt_score_ssp1_pins, 1), - PIN_GROUP("sdcard_grp", byt_score_sdcard_pins, byt_score_sdcard_mux_values), - PIN_GROUP("sdio_grp", byt_score_sdio_pins, 1), - PIN_GROUP("emmc_grp", byt_score_emmc_pins, 1), - PIN_GROUP("lpc_grp", byt_score_ilb_lpc_pins, 1), - PIN_GROUP("sata_grp", byt_score_sata_pins, 1), - PIN_GROUP("plt_clk0_grp", byt_score_plt_clk0_pins, 1), - PIN_GROUP("plt_clk1_grp", byt_score_plt_clk1_pins, 1), - PIN_GROUP("plt_clk2_grp", byt_score_plt_clk2_pins, 1), - PIN_GROUP("plt_clk3_grp", byt_score_plt_clk3_pins, 1), - PIN_GROUP("plt_clk4_grp", byt_score_plt_clk4_pins, 1), - PIN_GROUP("plt_clk5_grp", byt_score_plt_clk5_pins, 1), - PIN_GROUP("smbus_grp", byt_score_smbus_pins, 1), + PIN_GROUP_GPIO("uart1_grp", byt_score_uart1_pins, 1), + PIN_GROUP_GPIO("uart2_grp", byt_score_uart2_pins, 1), + PIN_GROUP_GPIO("uart3_grp", byt_score_uart3_pins, 1), + PIN_GROUP_GPIO("pwm0_grp", byt_score_pwm0_pins, 1), + PIN_GROUP_GPIO("pwm1_grp", byt_score_pwm1_pins, 1), + PIN_GROUP_GPIO("ssp2_grp", byt_score_ssp2_pins, 1), + PIN_GROUP_GPIO("sio_spi_grp", byt_score_sio_spi_pins, 1), + PIN_GROUP_GPIO("i2c5_grp", byt_score_i2c5_pins, 1), + PIN_GROUP_GPIO("i2c6_grp", byt_score_i2c6_pins, 1), + PIN_GROUP_GPIO("i2c4_grp", byt_score_i2c4_pins, 1), + PIN_GROUP_GPIO("i2c3_grp", byt_score_i2c3_pins, 1), + PIN_GROUP_GPIO("i2c2_grp", byt_score_i2c2_pins, 1), + PIN_GROUP_GPIO("i2c1_grp", byt_score_i2c1_pins, 1), + PIN_GROUP_GPIO("i2c0_grp", byt_score_i2c0_pins, 1), + PIN_GROUP_GPIO("ssp0_grp", byt_score_ssp0_pins, 1), + PIN_GROUP_GPIO("ssp1_grp", byt_score_ssp1_pins, 1), + PIN_GROUP_GPIO("sdcard_grp", byt_score_sdcard_pins, byt_score_sdcard_mux_values), + PIN_GROUP_GPIO("sdio_grp", byt_score_sdio_pins, 1), + PIN_GROUP_GPIO("emmc_grp", byt_score_emmc_pins, 1), + PIN_GROUP_GPIO("lpc_grp", byt_score_ilb_lpc_pins, 1), + PIN_GROUP_GPIO("sata_grp", byt_score_sata_pins, 1), + PIN_GROUP_GPIO("plt_clk0_grp", byt_score_plt_clk0_pins, 1), + PIN_GROUP_GPIO("plt_clk1_grp", byt_score_plt_clk1_pins, 1), + PIN_GROUP_GPIO("plt_clk2_grp", byt_score_plt_clk2_pins, 1), + PIN_GROUP_GPIO("plt_clk3_grp", byt_score_plt_clk3_pins, 1), + PIN_GROUP_GPIO("plt_clk4_grp", byt_score_plt_clk4_pins, 1), + PIN_GROUP_GPIO("plt_clk5_grp", byt_score_plt_clk5_pins, 1), + PIN_GROUP_GPIO("smbus_grp", byt_score_smbus_pins, 1), }; static const char * const byt_score_uart_groups[] = { - "uart1_grp", "uart2_grp", + "uart1_grp", "uart2_grp", "uart3_grp", }; static const char * const byt_score_pwm_groups[] = { "pwm0_grp", "pwm1_grp", @@ -332,12 +334,14 @@ static const char * const byt_score_plt_clk_groups[] = { }; static const char * const byt_score_smbus_groups[] = { "smbus_grp" }; static const char * const byt_score_gpio_groups[] = { - "uart1_grp", "uart2_grp", "pwm0_grp", "pwm1_grp", "ssp0_grp", - "ssp1_grp", "ssp2_grp", "sio_spi_grp", "i2c0_grp", "i2c1_grp", - "i2c2_grp", "i2c3_grp", "i2c4_grp", "i2c5_grp", "i2c6_grp", - "sdcard_grp", "sdio_grp", "emmc_grp", "lpc_grp", "sata_grp", - "plt_clk0_grp", "plt_clk1_grp", "plt_clk2_grp", "plt_clk3_grp", - "plt_clk4_grp", "plt_clk5_grp", "smbus_grp", + "uart1_grp_gpio", "uart2_grp_gpio", "uart3_grp_gpio", "pwm0_grp_gpio", + "pwm1_grp_gpio", "ssp0_grp_gpio", "ssp1_grp_gpio", "ssp2_grp_gpio", + "sio_spi_grp_gpio", "i2c0_grp_gpio", "i2c1_grp_gpio", "i2c2_grp_gpio", + "i2c3_grp_gpio", "i2c4_grp_gpio", "i2c5_grp_gpio", "i2c6_grp_gpio", + "sdcard_grp_gpio", "sdio_grp_gpio", "emmc_grp_gpio", "lpc_grp_gpio", + "sata_grp_gpio", "plt_clk0_grp_gpio", "plt_clk1_grp_gpio", + "plt_clk2_grp_gpio", "plt_clk3_grp_gpio", "plt_clk4_grp_gpio", + "plt_clk5_grp_gpio", "smbus_grp_gpio", }; static const struct intel_function byt_score_functions[] = { @@ -456,8 +460,8 @@ static const struct intel_pingroup byt_sus_groups[] = { PIN_GROUP("usb_oc_grp_gpio", byt_sus_usb_over_current_pins, byt_sus_usb_over_current_gpio_mode_values), PIN_GROUP("usb_ulpi_grp_gpio", byt_sus_usb_ulpi_pins, byt_sus_usb_ulpi_gpio_mode_values), PIN_GROUP("pcu_spi_grp_gpio", byt_sus_pcu_spi_pins, byt_sus_pcu_spi_gpio_mode_values), - PIN_GROUP("pmu_clk1_grp", byt_sus_pmu_clk1_pins, 1), - PIN_GROUP("pmu_clk2_grp", byt_sus_pmu_clk2_pins, 1), + PIN_GROUP_GPIO("pmu_clk1_grp", byt_sus_pmu_clk1_pins, 1), + PIN_GROUP_GPIO("pmu_clk2_grp", byt_sus_pmu_clk2_pins, 1), }; static const char * const byt_sus_usb_groups[] = { @@ -469,7 +473,7 @@ static const char * const byt_sus_pmu_clk_groups[] = { }; static const char * const byt_sus_gpio_groups[] = { "usb_oc_grp_gpio", "usb_ulpi_grp_gpio", "pcu_spi_grp_gpio", - "pmu_clk1_grp", "pmu_clk2_grp", + "pmu_clk1_grp_gpio", "pmu_clk2_grp_gpio", }; static const struct intel_function byt_sus_functions[] = { diff --git a/drivers/pinctrl/intel/pinctrl-intel.h b/drivers/pinctrl/intel/pinctrl-intel.h index fde65e18cd14..6981e2fab93f 100644 --- a/drivers/pinctrl/intel/pinctrl-intel.h +++ b/drivers/pinctrl/intel/pinctrl-intel.h @@ -179,6 +179,10 @@ struct intel_community { .modes = __builtin_choose_expr(__builtin_constant_p((m)), NULL, (m)), \ } +#define PIN_GROUP_GPIO(n, p, m) \ + PIN_GROUP(n, p, m), \ + PIN_GROUP(n "_gpio", p, 0) + #define FUNCTION(n, g) \ { \ .func = PINCTRL_PINFUNCTION((n), (g), ARRAY_SIZE(g)), \ diff --git a/drivers/pinctrl/mediatek/pinctrl-paris.c b/drivers/pinctrl/mediatek/pinctrl-paris.c index b6bc31abd2b0..b19bc391705e 100644 --- a/drivers/pinctrl/mediatek/pinctrl-paris.c +++ b/drivers/pinctrl/mediatek/pinctrl-paris.c @@ -165,20 +165,21 @@ static int mtk_pinconf_get(struct pinctrl_dev *pctldev, err = mtk_hw_get_value(hw, desc, PINCTRL_PIN_REG_SR, &ret); break; case PIN_CONFIG_INPUT_ENABLE: - case PIN_CONFIG_OUTPUT_ENABLE: + err = mtk_hw_get_value(hw, desc, PINCTRL_PIN_REG_IES, &ret); + if (!ret) + err = -EINVAL; + break; + case PIN_CONFIG_OUTPUT: err = mtk_hw_get_value(hw, desc, PINCTRL_PIN_REG_DIR, &ret); if (err) break; - /* CONFIG Current direction return value - * ------------- ----------------- ---------------------- - * OUTPUT_ENABLE output 1 (= HW value) - * input 0 (= HW value) - * INPUT_ENABLE output 0 (= reverse HW value) - * input 1 (= reverse HW value) - */ - if (param == PIN_CONFIG_INPUT_ENABLE) - ret = !ret; + if (!ret) { + err = -EINVAL; + break; + } + + err = mtk_hw_get_value(hw, desc, PINCTRL_PIN_REG_DO, &ret); break; case PIN_CONFIG_INPUT_SCHMITT_ENABLE: err = mtk_hw_get_value(hw, desc, PINCTRL_PIN_REG_DIR, &ret); @@ -193,6 +194,8 @@ static int mtk_pinconf_get(struct pinctrl_dev *pctldev, } err = mtk_hw_get_value(hw, desc, PINCTRL_PIN_REG_SMT, &ret); + if (!ret) + err = -EINVAL; break; case PIN_CONFIG_DRIVE_STRENGTH: if (!hw->soc->drive_get) @@ -281,26 +284,9 @@ static int mtk_pinconf_set(struct pinctrl_dev *pctldev, unsigned int pin, break; err = hw->soc->bias_set_combo(hw, desc, 0, arg); break; - case PIN_CONFIG_OUTPUT_ENABLE: - err = mtk_hw_set_value(hw, desc, PINCTRL_PIN_REG_SMT, - MTK_DISABLE); - /* Keep set direction to consider the case that a GPIO pin - * does not have SMT control - */ - if (err != -ENOTSUPP) - break; - - err = mtk_hw_set_value(hw, desc, PINCTRL_PIN_REG_DIR, - MTK_OUTPUT); - break; case PIN_CONFIG_INPUT_ENABLE: /* regard all non-zero value as enable */ err = mtk_hw_set_value(hw, desc, PINCTRL_PIN_REG_IES, !!arg); - if (err) - break; - - err = mtk_hw_set_value(hw, desc, PINCTRL_PIN_REG_DIR, - MTK_INPUT); break; case PIN_CONFIG_SLEW_RATE: /* regard all non-zero value as enable */ diff --git a/drivers/pinctrl/meson/pinctrl-meson-a1.c b/drivers/pinctrl/meson/pinctrl-meson-a1.c index 79f5d753d7e1..50a87d9618a8 100644 --- a/drivers/pinctrl/meson/pinctrl-meson-a1.c +++ b/drivers/pinctrl/meson/pinctrl-meson-a1.c @@ -250,7 +250,7 @@ static const unsigned int pdm_dclk_x_pins[] = { GPIOX_10 }; static const unsigned int pdm_din2_a_pins[] = { GPIOA_6 }; static const unsigned int pdm_din1_a_pins[] = { GPIOA_7 }; static const unsigned int pdm_din0_a_pins[] = { GPIOA_8 }; -static const unsigned int pdm_dclk_pins[] = { GPIOA_9 }; +static const unsigned int pdm_dclk_a_pins[] = { GPIOA_9 }; /* gen_clk */ static const unsigned int gen_clk_x_pins[] = { GPIOX_7 }; @@ -591,7 +591,7 @@ static struct meson_pmx_group meson_a1_periphs_groups[] = { GROUP(pdm_din2_a, 3), GROUP(pdm_din1_a, 3), GROUP(pdm_din0_a, 3), - GROUP(pdm_dclk, 3), + GROUP(pdm_dclk_a, 3), GROUP(pwm_c_a, 3), GROUP(pwm_b_a, 3), @@ -755,7 +755,7 @@ static const char * const spi_a_groups[] = { static const char * const pdm_groups[] = { "pdm_din0_x", "pdm_din1_x", "pdm_din2_x", "pdm_dclk_x", "pdm_din2_a", - "pdm_din1_a", "pdm_din0_a", "pdm_dclk", + "pdm_din1_a", "pdm_din0_a", "pdm_dclk_a", }; static const char * const gen_clk_groups[] = { diff --git a/drivers/pinctrl/renesas/pinctrl-rzg2l.c b/drivers/pinctrl/renesas/pinctrl-rzg2l.c index eb5a8c654260..20425afc6b33 100644 --- a/drivers/pinctrl/renesas/pinctrl-rzg2l.c +++ b/drivers/pinctrl/renesas/pinctrl-rzg2l.c @@ -2045,7 +2045,9 @@ static void rzg2l_gpio_irq_restore(struct rzg2l_pinctrl *pctrl) for (unsigned int i = 0; i < RZG2L_TINT_MAX_INTERRUPT; i++) { struct irq_data *data; + unsigned long flags; unsigned int virq; + int ret; if (!pctrl->hwirq[i]) continue; @@ -2063,8 +2065,18 @@ static void rzg2l_gpio_irq_restore(struct rzg2l_pinctrl *pctrl) continue; } - if (!irqd_irq_disabled(data)) + /* + * This has to be atomically executed to protect against a concurrent + * interrupt. + */ + raw_spin_lock_irqsave(&pctrl->lock.rlock, flags); + ret = rzg2l_gpio_irq_set_type(data, irqd_get_trigger_type(data)); + if (!ret && !irqd_irq_disabled(data)) rzg2l_gpio_irq_enable(data); + raw_spin_unlock_irqrestore(&pctrl->lock.rlock, flags); + + if (ret) + dev_crit(pctrl->dev, "Failed to set IRQ type for virq=%u\n", virq); } } diff --git a/drivers/platform/x86/intel/speed_select_if/isst_if_common.c b/drivers/platform/x86/intel/speed_select_if/isst_if_common.c index 30951f7131cd..1accdaaf282c 100644 --- a/drivers/platform/x86/intel/speed_select_if/isst_if_common.c +++ b/drivers/platform/x86/intel/speed_select_if/isst_if_common.c @@ -721,6 +721,7 @@ static struct miscdevice isst_if_char_driver = { static const struct x86_cpu_id hpm_cpu_ids[] = { X86_MATCH_INTEL_FAM6_MODEL(GRANITERAPIDS_D, NULL), X86_MATCH_INTEL_FAM6_MODEL(GRANITERAPIDS_X, NULL), + X86_MATCH_INTEL_FAM6_MODEL(ATOM_CRESTMONT, NULL), X86_MATCH_INTEL_FAM6_MODEL(ATOM_CRESTMONT_X, NULL), {} }; diff --git a/drivers/power/supply/mt6360_charger.c b/drivers/power/supply/mt6360_charger.c index 1305cba61edd..aca123783efc 100644 --- a/drivers/power/supply/mt6360_charger.c +++ b/drivers/power/supply/mt6360_charger.c @@ -588,7 +588,7 @@ static const struct regulator_ops mt6360_chg_otg_ops = { }; static const struct regulator_desc mt6360_otg_rdesc = { - .of_match = "usb-otg-vbus", + .of_match = "usb-otg-vbus-regulator", .name = "usb-otg-vbus", .ops = &mt6360_chg_otg_ops, .owner = THIS_MODULE, diff --git a/drivers/power/supply/rt9455_charger.c b/drivers/power/supply/rt9455_charger.c index c345a77f9f78..e4dbacd50a43 100644 --- a/drivers/power/supply/rt9455_charger.c +++ b/drivers/power/supply/rt9455_charger.c @@ -192,6 +192,7 @@ static const int rt9455_voreg_values[] = { 4450000, 4450000, 4450000, 4450000, 4450000, 4450000, 4450000, 4450000 }; +#if IS_ENABLED(CONFIG_USB_PHY) /* * When the charger is in boost mode, REG02[7:2] represent boost output * voltage. @@ -207,6 +208,7 @@ static const int rt9455_boost_voltage_values[] = { 5600000, 5600000, 5600000, 5600000, 5600000, 5600000, 5600000, 5600000, 5600000, 5600000, 5600000, 5600000, 5600000, 5600000, 5600000, 5600000, }; +#endif /* REG07[3:0] (VMREG) in uV */ static const int rt9455_vmreg_values[] = { diff --git a/drivers/regulator/irq_helpers.c b/drivers/regulator/irq_helpers.c index fe7ae0f3f46a..5ab1a0befe12 100644 --- a/drivers/regulator/irq_helpers.c +++ b/drivers/regulator/irq_helpers.c @@ -352,6 +352,9 @@ void *regulator_irq_helper(struct device *dev, h->irq = irq; h->desc = *d; + h->desc.name = devm_kstrdup(dev, d->name, GFP_KERNEL); + if (!h->desc.name) + return ERR_PTR(-ENOMEM); ret = init_rdev_state(dev, h, rdev, common_errs, per_rdev_errs, rdev_amount); diff --git a/drivers/regulator/mt6360-regulator.c b/drivers/regulator/mt6360-regulator.c index ad6587a378d0..24cc9fc94e90 100644 --- a/drivers/regulator/mt6360-regulator.c +++ b/drivers/regulator/mt6360-regulator.c @@ -319,15 +319,15 @@ static unsigned int mt6360_regulator_of_map_mode(unsigned int hw_mode) } } -#define MT6360_REGULATOR_DESC(_name, _sname, ereg, emask, vreg, vmask, \ - mreg, mmask, streg, stmask, vranges, \ - vcnts, offon_delay, irq_tbls) \ +#define MT6360_REGULATOR_DESC(match, _name, _sname, ereg, emask, vreg, \ + vmask, mreg, mmask, streg, stmask, \ + vranges, vcnts, offon_delay, irq_tbls) \ { \ .desc = { \ .name = #_name, \ .supply_name = #_sname, \ .id = MT6360_REGULATOR_##_name, \ - .of_match = of_match_ptr(#_name), \ + .of_match = of_match_ptr(match), \ .regulators_node = of_match_ptr("regulator"), \ .of_map_mode = mt6360_regulator_of_map_mode, \ .owner = THIS_MODULE, \ @@ -351,21 +351,29 @@ static unsigned int mt6360_regulator_of_map_mode(unsigned int hw_mode) } static const struct mt6360_regulator_desc mt6360_regulator_descs[] = { - MT6360_REGULATOR_DESC(BUCK1, BUCK1_VIN, 0x117, 0x40, 0x110, 0xff, 0x117, 0x30, 0x117, 0x04, + MT6360_REGULATOR_DESC("buck1", BUCK1, BUCK1_VIN, + 0x117, 0x40, 0x110, 0xff, 0x117, 0x30, 0x117, 0x04, buck_vout_ranges, 256, 0, buck1_irq_tbls), - MT6360_REGULATOR_DESC(BUCK2, BUCK2_VIN, 0x127, 0x40, 0x120, 0xff, 0x127, 0x30, 0x127, 0x04, + MT6360_REGULATOR_DESC("buck2", BUCK2, BUCK2_VIN, + 0x127, 0x40, 0x120, 0xff, 0x127, 0x30, 0x127, 0x04, buck_vout_ranges, 256, 0, buck2_irq_tbls), - MT6360_REGULATOR_DESC(LDO6, LDO_VIN3, 0x137, 0x40, 0x13B, 0xff, 0x137, 0x30, 0x137, 0x04, + MT6360_REGULATOR_DESC("ldo6", LDO6, LDO_VIN3, + 0x137, 0x40, 0x13B, 0xff, 0x137, 0x30, 0x137, 0x04, ldo_vout_ranges1, 256, 0, ldo6_irq_tbls), - MT6360_REGULATOR_DESC(LDO7, LDO_VIN3, 0x131, 0x40, 0x135, 0xff, 0x131, 0x30, 0x131, 0x04, + MT6360_REGULATOR_DESC("ldo7", LDO7, LDO_VIN3, + 0x131, 0x40, 0x135, 0xff, 0x131, 0x30, 0x131, 0x04, ldo_vout_ranges1, 256, 0, ldo7_irq_tbls), - MT6360_REGULATOR_DESC(LDO1, LDO_VIN1, 0x217, 0x40, 0x21B, 0xff, 0x217, 0x30, 0x217, 0x04, + MT6360_REGULATOR_DESC("ldo1", LDO1, LDO_VIN1, + 0x217, 0x40, 0x21B, 0xff, 0x217, 0x30, 0x217, 0x04, ldo_vout_ranges2, 256, 0, ldo1_irq_tbls), - MT6360_REGULATOR_DESC(LDO2, LDO_VIN1, 0x211, 0x40, 0x215, 0xff, 0x211, 0x30, 0x211, 0x04, + MT6360_REGULATOR_DESC("ldo2", LDO2, LDO_VIN1, + 0x211, 0x40, 0x215, 0xff, 0x211, 0x30, 0x211, 0x04, ldo_vout_ranges2, 256, 0, ldo2_irq_tbls), - MT6360_REGULATOR_DESC(LDO3, LDO_VIN1, 0x205, 0x40, 0x209, 0xff, 0x205, 0x30, 0x205, 0x04, + MT6360_REGULATOR_DESC("ldo3", LDO3, LDO_VIN1, + 0x205, 0x40, 0x209, 0xff, 0x205, 0x30, 0x205, 0x04, ldo_vout_ranges2, 256, 100, ldo3_irq_tbls), - MT6360_REGULATOR_DESC(LDO5, LDO_VIN2, 0x20B, 0x40, 0x20F, 0x7f, 0x20B, 0x30, 0x20B, 0x04, + MT6360_REGULATOR_DESC("ldo5", LDO5, LDO_VIN2, + 0x20B, 0x40, 0x20F, 0x7f, 0x20B, 0x30, 0x20B, 0x04, ldo_vout_ranges3, 128, 100, ldo5_irq_tbls), }; diff --git a/drivers/regulator/qcom-refgen-regulator.c b/drivers/regulator/qcom-refgen-regulator.c index 656fe330d38f..063e12c08e75 100644 --- a/drivers/regulator/qcom-refgen-regulator.c +++ b/drivers/regulator/qcom-refgen-regulator.c @@ -140,6 +140,7 @@ static const struct of_device_id qcom_refgen_match_table[] = { { .compatible = "qcom,sm8250-refgen-regulator", .data = &sm8250_refgen_desc }, { } }; +MODULE_DEVICE_TABLE(of, qcom_refgen_match_table); static struct platform_driver qcom_refgen_driver = { .probe = qcom_refgen_probe, diff --git a/drivers/regulator/vqmmc-ipq4019-regulator.c b/drivers/regulator/vqmmc-ipq4019-regulator.c index 086da36abc0b..4955616517ce 100644 --- a/drivers/regulator/vqmmc-ipq4019-regulator.c +++ b/drivers/regulator/vqmmc-ipq4019-regulator.c @@ -84,6 +84,7 @@ static const struct of_device_id regulator_ipq4019_of_match[] = { { .compatible = "qcom,vqmmc-ipq4019-regulator", }, {}, }; +MODULE_DEVICE_TABLE(of, regulator_ipq4019_of_match); static struct platform_driver ipq4019_regulator_driver = { .probe = ipq4019_regulator_probe, diff --git a/drivers/s390/net/qeth_core_main.c b/drivers/s390/net/qeth_core_main.c index f0b8b709649f..a3adaec5504e 100644 --- a/drivers/s390/net/qeth_core_main.c +++ b/drivers/s390/net/qeth_core_main.c @@ -364,22 +364,6 @@ static int qeth_cq_init(struct qeth_card *card) return rc; } -static int qeth_alloc_cq(struct qeth_card *card) -{ - if (card->options.cq == QETH_CQ_ENABLED) { - QETH_CARD_TEXT(card, 2, "cqon"); - card->qdio.c_q = qeth_alloc_qdio_queue(); - if (!card->qdio.c_q) { - dev_err(&card->gdev->dev, "Failed to create completion queue\n"); - return -ENOMEM; - } - } else { - QETH_CARD_TEXT(card, 2, "nocq"); - card->qdio.c_q = NULL; - } - return 0; -} - static void qeth_free_cq(struct qeth_card *card) { if (card->qdio.c_q) { @@ -388,6 +372,25 @@ static void qeth_free_cq(struct qeth_card *card) } } +static int qeth_alloc_cq(struct qeth_card *card) +{ + if (card->options.cq == QETH_CQ_ENABLED) { + QETH_CARD_TEXT(card, 2, "cqon"); + if (!card->qdio.c_q) { + card->qdio.c_q = qeth_alloc_qdio_queue(); + if (!card->qdio.c_q) { + dev_err(&card->gdev->dev, + "Failed to create completion queue\n"); + return -ENOMEM; + } + } + } else { + QETH_CARD_TEXT(card, 2, "nocq"); + qeth_free_cq(card); + } + return 0; +} + static enum iucv_tx_notify qeth_compute_cq_notification(int sbalf15, int delayed) { @@ -2628,6 +2631,10 @@ static int qeth_alloc_qdio_queues(struct qeth_card *card) QETH_CARD_TEXT(card, 2, "allcqdbf"); + /* completion */ + if (qeth_alloc_cq(card)) + goto out_err; + if (atomic_cmpxchg(&card->qdio.state, QETH_QDIO_UNINITIALIZED, QETH_QDIO_ALLOCATED) != QETH_QDIO_UNINITIALIZED) return 0; @@ -2663,10 +2670,6 @@ static int qeth_alloc_qdio_queues(struct qeth_card *card) queue->priority = QETH_QIB_PQUE_PRIO_DEFAULT; } - /* completion */ - if (qeth_alloc_cq(card)) - goto out_freeoutq; - return 0; out_freeoutq: @@ -2677,6 +2680,8 @@ static int qeth_alloc_qdio_queues(struct qeth_card *card) qeth_free_buffer_pool(card); out_buffer_pool: atomic_set(&card->qdio.state, QETH_QDIO_UNINITIALIZED); + qeth_free_cq(card); +out_err: return -ENOMEM; } @@ -2684,11 +2689,12 @@ static void qeth_free_qdio_queues(struct qeth_card *card) { int i, j; + qeth_free_cq(card); + if (atomic_xchg(&card->qdio.state, QETH_QDIO_UNINITIALIZED) == QETH_QDIO_UNINITIALIZED) return; - qeth_free_cq(card); for (j = 0; j < QDIO_MAX_BUFFERS_PER_Q; ++j) { if (card->qdio.in_q->bufs[j].rx_skb) { consume_skb(card->qdio.in_q->bufs[j].rx_skb); @@ -3742,24 +3748,11 @@ static void qeth_qdio_poll(struct ccw_device *cdev, unsigned long card_ptr) int qeth_configure_cq(struct qeth_card *card, enum qeth_cq cq) { - int rc; - - if (card->options.cq == QETH_CQ_NOTAVAILABLE) { - rc = -1; - goto out; - } else { - if (card->options.cq == cq) { - rc = 0; - goto out; - } - - qeth_free_qdio_queues(card); - card->options.cq = cq; - rc = 0; - } -out: - return rc; + if (card->options.cq == QETH_CQ_NOTAVAILABLE) + return -1; + card->options.cq = cq; + return 0; } EXPORT_SYMBOL_GPL(qeth_configure_cq); diff --git a/drivers/scsi/sd.c b/drivers/scsi/sd.c index 58fdf679341d..65cdc8b77e35 100644 --- a/drivers/scsi/sd.c +++ b/drivers/scsi/sd.c @@ -3120,6 +3120,7 @@ static void sd_read_io_hints(struct scsi_disk *sdkp, unsigned char *buffer) { struct scsi_device *sdp = sdkp->device; const struct scsi_io_group_descriptor *desc, *start, *end; + u16 permanent_stream_count_old; struct scsi_sense_hdr sshdr; struct scsi_mode_data data; int res; @@ -3140,12 +3141,13 @@ static void sd_read_io_hints(struct scsi_disk *sdkp, unsigned char *buffer) for (desc = start; desc < end; desc++) if (!desc->st_enble || !sd_is_perm_stream(sdkp, desc - start)) break; + permanent_stream_count_old = sdkp->permanent_stream_count; sdkp->permanent_stream_count = desc - start; if (sdkp->rscs && sdkp->permanent_stream_count < 2) sd_printk(KERN_INFO, sdkp, "Unexpected: RSCS has been set and the permanent stream count is %u\n", sdkp->permanent_stream_count); - else if (sdkp->permanent_stream_count) + else if (sdkp->permanent_stream_count != permanent_stream_count_old) sd_printk(KERN_INFO, sdkp, "permanent stream count = %d\n", sdkp->permanent_stream_count); } diff --git a/drivers/soc/mediatek/Kconfig b/drivers/soc/mediatek/Kconfig index 50c664b65f4d..1b7afb19ccd6 100644 --- a/drivers/soc/mediatek/Kconfig +++ b/drivers/soc/mediatek/Kconfig @@ -72,6 +72,7 @@ config MTK_SOCINFO tristate "MediaTek SoC Information" default y depends on NVMEM_MTK_EFUSE + select SOC_BUS help The MediaTek SoC Information (mtk-socinfo) driver provides information about the SoC to the userspace including the diff --git a/drivers/soc/mediatek/mtk-svs.c b/drivers/soc/mediatek/mtk-svs.c index c832f5c670bc..9a91298c1253 100644 --- a/drivers/soc/mediatek/mtk-svs.c +++ b/drivers/soc/mediatek/mtk-svs.c @@ -1768,6 +1768,7 @@ static int svs_bank_resource_setup(struct svs_platform *svsp) const struct svs_bank_pdata *bdata; struct svs_bank *svsb; struct dev_pm_opp *opp; + char tz_name_buf[20]; unsigned long freq; int count, ret; u32 idx, i; @@ -1819,10 +1820,12 @@ static int svs_bank_resource_setup(struct svs_platform *svsp) } if (!IS_ERR_OR_NULL(bdata->tzone_name)) { - svsb->tzd = thermal_zone_get_zone_by_name(bdata->tzone_name); + snprintf(tz_name_buf, ARRAY_SIZE(tz_name_buf), + "%s-thermal", bdata->tzone_name); + svsb->tzd = thermal_zone_get_zone_by_name(tz_name_buf); if (IS_ERR(svsb->tzd)) { dev_err(svsb->dev, "cannot get \"%s\" thermal zone\n", - bdata->tzone_name); + tz_name_buf); return PTR_ERR(svsb->tzd); } } diff --git a/drivers/soundwire/amd_manager.c b/drivers/soundwire/amd_manager.c index 7cd24bd8e224..6bcf8e75273c 100644 --- a/drivers/soundwire/amd_manager.c +++ b/drivers/soundwire/amd_manager.c @@ -130,6 +130,19 @@ static void amd_sdw_set_frameshape(struct amd_sdw_manager *amd_manager) writel(frame_size, amd_manager->mmio + ACP_SW_FRAMESIZE); } +static void amd_sdw_wake_enable(struct amd_sdw_manager *amd_manager, bool enable) +{ + u32 wake_ctrl; + + wake_ctrl = readl(amd_manager->mmio + ACP_SW_STATE_CHANGE_STATUS_MASK_8TO11); + if (enable) + wake_ctrl |= AMD_SDW_WAKE_INTR_MASK; + else + wake_ctrl &= ~AMD_SDW_WAKE_INTR_MASK; + + writel(wake_ctrl, amd_manager->mmio + ACP_SW_STATE_CHANGE_STATUS_MASK_8TO11); +} + static void amd_sdw_ctl_word_prep(u32 *lower_word, u32 *upper_word, struct sdw_msg *msg, int cmd_offset) { @@ -1095,6 +1108,7 @@ static int __maybe_unused amd_suspend(struct device *dev) } if (amd_manager->power_mode_mask & AMD_SDW_CLK_STOP_MODE) { + amd_sdw_wake_enable(amd_manager, false); return amd_sdw_clock_stop(amd_manager); } else if (amd_manager->power_mode_mask & AMD_SDW_POWER_OFF_MODE) { /* @@ -1121,6 +1135,7 @@ static int __maybe_unused amd_suspend_runtime(struct device *dev) return 0; } if (amd_manager->power_mode_mask & AMD_SDW_CLK_STOP_MODE) { + amd_sdw_wake_enable(amd_manager, true); return amd_sdw_clock_stop(amd_manager); } else if (amd_manager->power_mode_mask & AMD_SDW_POWER_OFF_MODE) { ret = amd_sdw_clock_stop(amd_manager); diff --git a/drivers/soundwire/amd_manager.h b/drivers/soundwire/amd_manager.h index 418b679e0b1a..707065468e05 100644 --- a/drivers/soundwire/amd_manager.h +++ b/drivers/soundwire/amd_manager.h @@ -152,7 +152,7 @@ #define AMD_SDW0_EXT_INTR_MASK 0x200000 #define AMD_SDW1_EXT_INTR_MASK 4 #define AMD_SDW_IRQ_MASK_0TO7 0x77777777 -#define AMD_SDW_IRQ_MASK_8TO11 0x000d7777 +#define AMD_SDW_IRQ_MASK_8TO11 0x000c7777 #define AMD_SDW_IRQ_ERROR_MASK 0xff #define AMD_SDW_MAX_FREQ_NUM 1 #define AMD_SDW0_MAX_TX_PORTS 3 @@ -190,6 +190,7 @@ #define AMD_SDW_CLK_RESUME_REQ 2 #define AMD_SDW_CLK_RESUME_DONE 3 #define AMD_SDW_WAKE_STAT_MASK BIT(16) +#define AMD_SDW_WAKE_INTR_MASK BIT(16) static u32 amd_sdw_freq_tbl[AMD_SDW_MAX_FREQ_NUM] = { AMD_SDW_DEFAULT_CLK_FREQ, diff --git a/drivers/vdpa/vdpa.c b/drivers/vdpa/vdpa.c index b246067e074b..6cb96a1e8b7d 100644 --- a/drivers/vdpa/vdpa.c +++ b/drivers/vdpa/vdpa.c @@ -967,7 +967,7 @@ vdpa_dev_blk_seg_size_config_fill(struct sk_buff *msg, u64 features, val_u32 = __virtio32_to_cpu(true, config->size_max); - return nla_put_u32(msg, VDPA_ATTR_DEV_BLK_CFG_SEG_SIZE, val_u32); + return nla_put_u32(msg, VDPA_ATTR_DEV_BLK_CFG_SIZE_MAX, val_u32); } /* fill the block size*/ @@ -1089,7 +1089,7 @@ static int vdpa_dev_blk_ro_config_fill(struct sk_buff *msg, u64 features) u8 ro; ro = ((features & BIT_ULL(VIRTIO_BLK_F_RO)) == 0) ? 0 : 1; - if (nla_put_u8(msg, VDPA_ATTR_DEV_BLK_CFG_READ_ONLY, ro)) + if (nla_put_u8(msg, VDPA_ATTR_DEV_BLK_READ_ONLY, ro)) return -EMSGSIZE; return 0; @@ -1100,7 +1100,7 @@ static int vdpa_dev_blk_flush_config_fill(struct sk_buff *msg, u64 features) u8 flush; flush = ((features & BIT_ULL(VIRTIO_BLK_F_FLUSH)) == 0) ? 0 : 1; - if (nla_put_u8(msg, VDPA_ATTR_DEV_BLK_CFG_FLUSH, flush)) + if (nla_put_u8(msg, VDPA_ATTR_DEV_BLK_FLUSH, flush)) return -EMSGSIZE; return 0; diff --git a/drivers/video/fbdev/core/fb_defio.c b/drivers/video/fbdev/core/fb_defio.c index dae96c9f61cf..806ecd32219b 100644 --- a/drivers/video/fbdev/core/fb_defio.c +++ b/drivers/video/fbdev/core/fb_defio.c @@ -196,7 +196,7 @@ static vm_fault_t fb_deferred_io_track_page(struct fb_info *info, unsigned long */ static vm_fault_t fb_deferred_io_page_mkwrite(struct fb_info *info, struct vm_fault *vmf) { - unsigned long offset = vmf->address - vmf->vma->vm_start; + unsigned long offset = vmf->pgoff << PAGE_SHIFT; struct page *page = vmf->page; file_update_time(vmf->vma->vm_file); diff --git a/fs/9p/v9fs.h b/fs/9p/v9fs.h index 9defa12208f9..1775fcc7f0e8 100644 --- a/fs/9p/v9fs.h +++ b/fs/9p/v9fs.h @@ -179,13 +179,14 @@ extern int v9fs_vfs_rename(struct mnt_idmap *idmap, struct inode *old_dir, struct dentry *old_dentry, struct inode *new_dir, struct dentry *new_dentry, unsigned int flags); -extern struct inode *v9fs_fid_iget(struct super_block *sb, struct p9_fid *fid); +extern struct inode *v9fs_fid_iget(struct super_block *sb, struct p9_fid *fid, + bool new); extern const struct inode_operations v9fs_dir_inode_operations_dotl; extern const struct inode_operations v9fs_file_inode_operations_dotl; extern const struct inode_operations v9fs_symlink_inode_operations_dotl; extern const struct netfs_request_ops v9fs_req_ops; extern struct inode *v9fs_fid_iget_dotl(struct super_block *sb, - struct p9_fid *fid); + struct p9_fid *fid, bool new); /* other default globals */ #define V9FS_PORT 564 @@ -224,12 +225,12 @@ static inline int v9fs_proto_dotl(struct v9fs_session_info *v9ses) */ static inline struct inode * v9fs_get_inode_from_fid(struct v9fs_session_info *v9ses, struct p9_fid *fid, - struct super_block *sb) + struct super_block *sb, bool new) { if (v9fs_proto_dotl(v9ses)) - return v9fs_fid_iget_dotl(sb, fid); + return v9fs_fid_iget_dotl(sb, fid, new); else - return v9fs_fid_iget(sb, fid); + return v9fs_fid_iget(sb, fid, new); } #endif diff --git a/fs/9p/vfs_inode.c b/fs/9p/vfs_inode.c index 47bd77199e20..7a3308d77606 100644 --- a/fs/9p/vfs_inode.c +++ b/fs/9p/vfs_inode.c @@ -364,7 +364,8 @@ void v9fs_evict_inode(struct inode *inode) clear_inode(inode); } -struct inode *v9fs_fid_iget(struct super_block *sb, struct p9_fid *fid) +struct inode * +v9fs_fid_iget(struct super_block *sb, struct p9_fid *fid, bool new) { dev_t rdev; int retval; @@ -376,8 +377,18 @@ struct inode *v9fs_fid_iget(struct super_block *sb, struct p9_fid *fid) inode = iget_locked(sb, QID2INO(&fid->qid)); if (unlikely(!inode)) return ERR_PTR(-ENOMEM); - if (!(inode->i_state & I_NEW)) - return inode; + if (!(inode->i_state & I_NEW)) { + if (!new) { + goto done; + } else { + p9_debug(P9_DEBUG_VFS, "WARNING: Inode collision %ld\n", + inode->i_ino); + iput(inode); + remove_inode_hash(inode); + inode = iget_locked(sb, QID2INO(&fid->qid)); + WARN_ON(!(inode->i_state & I_NEW)); + } + } /* * initialize the inode with the stat info @@ -401,11 +412,11 @@ struct inode *v9fs_fid_iget(struct super_block *sb, struct p9_fid *fid) v9fs_set_netfs_context(inode); v9fs_cache_inode_get_cookie(inode); unlock_new_inode(inode); +done: return inode; error: iget_failed(inode); return ERR_PTR(retval); - } /** @@ -437,8 +448,15 @@ static int v9fs_at_to_dotl_flags(int flags) */ static void v9fs_dec_count(struct inode *inode) { - if (!S_ISDIR(inode->i_mode) || inode->i_nlink > 2) - drop_nlink(inode); + if (!S_ISDIR(inode->i_mode) || inode->i_nlink > 2) { + if (inode->i_nlink) { + drop_nlink(inode); + } else { + p9_debug(P9_DEBUG_VFS, + "WARNING: unexpected i_nlink zero %d inode %ld\n", + inode->i_nlink, inode->i_ino); + } + } } /** @@ -489,6 +507,9 @@ static int v9fs_remove(struct inode *dir, struct dentry *dentry, int flags) } else v9fs_dec_count(inode); + if (inode->i_nlink <= 0) /* no more refs unhash it */ + remove_inode_hash(inode); + v9fs_invalidate_inode_attr(inode); v9fs_invalidate_inode_attr(dir); @@ -554,7 +575,7 @@ v9fs_create(struct v9fs_session_info *v9ses, struct inode *dir, /* * instantiate inode and assign the unopened fid to the dentry */ - inode = v9fs_get_inode_from_fid(v9ses, fid, dir->i_sb); + inode = v9fs_get_inode_from_fid(v9ses, fid, dir->i_sb, true); if (IS_ERR(inode)) { err = PTR_ERR(inode); p9_debug(P9_DEBUG_VFS, @@ -683,7 +704,7 @@ struct dentry *v9fs_vfs_lookup(struct inode *dir, struct dentry *dentry, else if (IS_ERR(fid)) inode = ERR_CAST(fid); else - inode = v9fs_get_inode_from_fid(v9ses, fid, dir->i_sb); + inode = v9fs_get_inode_from_fid(v9ses, fid, dir->i_sb, false); /* * If we had a rename on the server and a parallel lookup * for the new name, then make sure we instantiate with diff --git a/fs/9p/vfs_inode_dotl.c b/fs/9p/vfs_inode_dotl.c index 55dde186041a..c61b97bd13b9 100644 --- a/fs/9p/vfs_inode_dotl.c +++ b/fs/9p/vfs_inode_dotl.c @@ -52,7 +52,10 @@ static kgid_t v9fs_get_fsgid_for_create(struct inode *dir_inode) return current_fsgid(); } -struct inode *v9fs_fid_iget_dotl(struct super_block *sb, struct p9_fid *fid) + + +struct inode * +v9fs_fid_iget_dotl(struct super_block *sb, struct p9_fid *fid, bool new) { int retval; struct inode *inode; @@ -62,8 +65,18 @@ struct inode *v9fs_fid_iget_dotl(struct super_block *sb, struct p9_fid *fid) inode = iget_locked(sb, QID2INO(&fid->qid)); if (unlikely(!inode)) return ERR_PTR(-ENOMEM); - if (!(inode->i_state & I_NEW)) - return inode; + if (!(inode->i_state & I_NEW)) { + if (!new) { + goto done; + } else { /* deal with race condition in inode number reuse */ + p9_debug(P9_DEBUG_ERROR, "WARNING: Inode collision %lx\n", + inode->i_ino); + iput(inode); + remove_inode_hash(inode); + inode = iget_locked(sb, QID2INO(&fid->qid)); + WARN_ON(!(inode->i_state & I_NEW)); + } + } /* * initialize the inode with the stat info @@ -90,12 +103,11 @@ struct inode *v9fs_fid_iget_dotl(struct super_block *sb, struct p9_fid *fid) goto error; unlock_new_inode(inode); - +done: return inode; error: iget_failed(inode); return ERR_PTR(retval); - } struct dotl_openflag_map { @@ -247,7 +259,7 @@ v9fs_vfs_atomic_open_dotl(struct inode *dir, struct dentry *dentry, p9_debug(P9_DEBUG_VFS, "p9_client_walk failed %d\n", err); goto out; } - inode = v9fs_fid_iget_dotl(dir->i_sb, fid); + inode = v9fs_fid_iget_dotl(dir->i_sb, fid, true); if (IS_ERR(inode)) { err = PTR_ERR(inode); p9_debug(P9_DEBUG_VFS, "inode creation failed %d\n", err); @@ -340,7 +352,7 @@ static int v9fs_vfs_mkdir_dotl(struct mnt_idmap *idmap, } /* instantiate inode and assign the unopened fid to the dentry */ - inode = v9fs_fid_iget_dotl(dir->i_sb, fid); + inode = v9fs_fid_iget_dotl(dir->i_sb, fid, true); if (IS_ERR(inode)) { err = PTR_ERR(inode); p9_debug(P9_DEBUG_VFS, "inode creation failed %d\n", @@ -776,7 +788,7 @@ v9fs_vfs_mknod_dotl(struct mnt_idmap *idmap, struct inode *dir, err); goto error; } - inode = v9fs_fid_iget_dotl(dir->i_sb, fid); + inode = v9fs_fid_iget_dotl(dir->i_sb, fid, true); if (IS_ERR(inode)) { err = PTR_ERR(inode); p9_debug(P9_DEBUG_VFS, "inode creation failed %d\n", diff --git a/fs/9p/vfs_super.c b/fs/9p/vfs_super.c index 55e67e36ae68..f52fdf42945c 100644 --- a/fs/9p/vfs_super.c +++ b/fs/9p/vfs_super.c @@ -139,7 +139,7 @@ static struct dentry *v9fs_mount(struct file_system_type *fs_type, int flags, else sb->s_d_op = &v9fs_dentry_operations; - inode = v9fs_get_inode_from_fid(v9ses, fid, sb); + inode = v9fs_get_inode_from_fid(v9ses, fid, sb, true); if (IS_ERR(inode)) { retval = PTR_ERR(inode); goto release_sb; diff --git a/fs/bcachefs/btree_node_scan.c b/fs/bcachefs/btree_node_scan.c index c60794264da2..45cb8149d374 100644 --- a/fs/bcachefs/btree_node_scan.c +++ b/fs/bcachefs/btree_node_scan.c @@ -57,13 +57,14 @@ static void found_btree_node_to_key(struct bkey_i *k, const struct found_btree_n bp->v.seq = cpu_to_le64(f->cookie); bp->v.sectors_written = 0; bp->v.flags = 0; + bp->v.sectors_written = cpu_to_le16(f->sectors_written); bp->v.min_key = f->min_key; SET_BTREE_PTR_RANGE_UPDATED(&bp->v, f->range_updated); memcpy(bp->v.start, f->ptrs, sizeof(struct bch_extent_ptr) * f->nr_ptrs); } static bool found_btree_node_is_readable(struct btree_trans *trans, - const struct found_btree_node *f) + struct found_btree_node *f) { struct { __BKEY_PADDED(k, BKEY_BTREE_PTR_VAL_U64s_MAX); } k; @@ -71,8 +72,10 @@ static bool found_btree_node_is_readable(struct btree_trans *trans, struct btree *b = bch2_btree_node_get_noiter(trans, &k.k, f->btree_id, f->level, false); bool ret = !IS_ERR_OR_NULL(b); - if (ret) + if (ret) { + f->sectors_written = b->written; six_unlock_read(&b->c.lock); + } /* * We might update this node's range; if that happens, we need the node diff --git a/fs/bcachefs/btree_node_scan_types.h b/fs/bcachefs/btree_node_scan_types.h index abb7b27d556a..5cfaeb5ac831 100644 --- a/fs/bcachefs/btree_node_scan_types.h +++ b/fs/bcachefs/btree_node_scan_types.h @@ -9,6 +9,7 @@ struct found_btree_node { bool overwritten:1; u8 btree_id; u8 level; + unsigned sectors_written; u32 seq; u64 cookie; diff --git a/fs/bcachefs/buckets.c b/fs/bcachefs/buckets.c index 941401a210f5..82f179258867 100644 --- a/fs/bcachefs/buckets.c +++ b/fs/bcachefs/buckets.c @@ -525,7 +525,6 @@ int bch2_mark_metadata_bucket(struct bch_fs *c, struct bch_dev *ca, "different types of data in same bucket: %s, %s", bch2_data_type_str(g->data_type), bch2_data_type_str(data_type))) { - BUG(); ret = -EIO; goto err; } @@ -629,7 +628,6 @@ int bch2_check_bucket_ref(struct btree_trans *trans, bch2_data_type_str(ptr_data_type), (printbuf_reset(&buf), bch2_bkey_val_to_text(&buf, c, k), buf.buf)); - BUG(); ret = -EIO; goto err; } diff --git a/fs/bcachefs/inode.c b/fs/bcachefs/inode.c index ca4a066e9a54..0f95d7fb5ec0 100644 --- a/fs/bcachefs/inode.c +++ b/fs/bcachefs/inode.c @@ -606,7 +606,7 @@ int bch2_trigger_inode(struct btree_trans *trans, struct bkey_s new, unsigned flags) { - s64 nr = bkey_is_inode(new.k) - bkey_is_inode(old.k); + s64 nr = (s64) bkey_is_inode(new.k) - (s64) bkey_is_inode(old.k); if (flags & BTREE_TRIGGER_TRANSACTIONAL) { if (nr) { diff --git a/fs/erofs/fscache.c b/fs/erofs/fscache.c index 8aff1a724805..62da538d91cb 100644 --- a/fs/erofs/fscache.c +++ b/fs/erofs/fscache.c @@ -151,7 +151,7 @@ static int erofs_fscache_read_io_async(struct fscache_cookie *cookie, if (WARN_ON(len == 0)) source = NETFS_INVALID_READ; if (source != NETFS_READ_FROM_CACHE) { - erofs_err(NULL, "prepare_read failed (source %d)", source); + erofs_err(NULL, "prepare_ondemand_read failed (source %d)", source); return -EIO; } diff --git a/fs/erofs/internal.h b/fs/erofs/internal.h index 39c67119f43b..d28ccfc0352b 100644 --- a/fs/erofs/internal.h +++ b/fs/erofs/internal.h @@ -84,13 +84,6 @@ struct erofs_dev_context { bool flatdev; }; -struct erofs_fs_context { - struct erofs_mount_opts opt; - struct erofs_dev_context *devs; - char *fsid; - char *domain_id; -}; - /* all filesystem-wide lz4 configurations */ struct erofs_sb_lz4_info { /* # of pages needed for EROFS lz4 rolling decompression */ diff --git a/fs/erofs/super.c b/fs/erofs/super.c index c0eb139adb07..30b49b2eee53 100644 --- a/fs/erofs/super.c +++ b/fs/erofs/super.c @@ -370,18 +370,18 @@ static int erofs_read_superblock(struct super_block *sb) return ret; } -static void erofs_default_options(struct erofs_fs_context *ctx) +static void erofs_default_options(struct erofs_sb_info *sbi) { #ifdef CONFIG_EROFS_FS_ZIP - ctx->opt.cache_strategy = EROFS_ZIP_CACHE_READAROUND; - ctx->opt.max_sync_decompress_pages = 3; - ctx->opt.sync_decompress = EROFS_SYNC_DECOMPRESS_AUTO; + sbi->opt.cache_strategy = EROFS_ZIP_CACHE_READAROUND; + sbi->opt.max_sync_decompress_pages = 3; + sbi->opt.sync_decompress = EROFS_SYNC_DECOMPRESS_AUTO; #endif #ifdef CONFIG_EROFS_FS_XATTR - set_opt(&ctx->opt, XATTR_USER); + set_opt(&sbi->opt, XATTR_USER); #endif #ifdef CONFIG_EROFS_FS_POSIX_ACL - set_opt(&ctx->opt, POSIX_ACL); + set_opt(&sbi->opt, POSIX_ACL); #endif } @@ -426,16 +426,16 @@ static const struct fs_parameter_spec erofs_fs_parameters[] = { static bool erofs_fc_set_dax_mode(struct fs_context *fc, unsigned int mode) { #ifdef CONFIG_FS_DAX - struct erofs_fs_context *ctx = fc->fs_private; + struct erofs_sb_info *sbi = fc->s_fs_info; switch (mode) { case EROFS_MOUNT_DAX_ALWAYS: - set_opt(&ctx->opt, DAX_ALWAYS); - clear_opt(&ctx->opt, DAX_NEVER); + set_opt(&sbi->opt, DAX_ALWAYS); + clear_opt(&sbi->opt, DAX_NEVER); return true; case EROFS_MOUNT_DAX_NEVER: - set_opt(&ctx->opt, DAX_NEVER); - clear_opt(&ctx->opt, DAX_ALWAYS); + set_opt(&sbi->opt, DAX_NEVER); + clear_opt(&sbi->opt, DAX_ALWAYS); return true; default: DBG_BUGON(1); @@ -450,7 +450,7 @@ static bool erofs_fc_set_dax_mode(struct fs_context *fc, unsigned int mode) static int erofs_fc_parse_param(struct fs_context *fc, struct fs_parameter *param) { - struct erofs_fs_context *ctx = fc->fs_private; + struct erofs_sb_info *sbi = fc->s_fs_info; struct fs_parse_result result; struct erofs_device_info *dif; int opt, ret; @@ -463,9 +463,9 @@ static int erofs_fc_parse_param(struct fs_context *fc, case Opt_user_xattr: #ifdef CONFIG_EROFS_FS_XATTR if (result.boolean) - set_opt(&ctx->opt, XATTR_USER); + set_opt(&sbi->opt, XATTR_USER); else - clear_opt(&ctx->opt, XATTR_USER); + clear_opt(&sbi->opt, XATTR_USER); #else errorfc(fc, "{,no}user_xattr options not supported"); #endif @@ -473,16 +473,16 @@ static int erofs_fc_parse_param(struct fs_context *fc, case Opt_acl: #ifdef CONFIG_EROFS_FS_POSIX_ACL if (result.boolean) - set_opt(&ctx->opt, POSIX_ACL); + set_opt(&sbi->opt, POSIX_ACL); else - clear_opt(&ctx->opt, POSIX_ACL); + clear_opt(&sbi->opt, POSIX_ACL); #else errorfc(fc, "{,no}acl options not supported"); #endif break; case Opt_cache_strategy: #ifdef CONFIG_EROFS_FS_ZIP - ctx->opt.cache_strategy = result.uint_32; + sbi->opt.cache_strategy = result.uint_32; #else errorfc(fc, "compression not supported, cache_strategy ignored"); #endif @@ -504,27 +504,27 @@ static int erofs_fc_parse_param(struct fs_context *fc, kfree(dif); return -ENOMEM; } - down_write(&ctx->devs->rwsem); - ret = idr_alloc(&ctx->devs->tree, dif, 0, 0, GFP_KERNEL); - up_write(&ctx->devs->rwsem); + down_write(&sbi->devs->rwsem); + ret = idr_alloc(&sbi->devs->tree, dif, 0, 0, GFP_KERNEL); + up_write(&sbi->devs->rwsem); if (ret < 0) { kfree(dif->path); kfree(dif); return ret; } - ++ctx->devs->extra_devices; + ++sbi->devs->extra_devices; break; #ifdef CONFIG_EROFS_FS_ONDEMAND case Opt_fsid: - kfree(ctx->fsid); - ctx->fsid = kstrdup(param->string, GFP_KERNEL); - if (!ctx->fsid) + kfree(sbi->fsid); + sbi->fsid = kstrdup(param->string, GFP_KERNEL); + if (!sbi->fsid) return -ENOMEM; break; case Opt_domain_id: - kfree(ctx->domain_id); - ctx->domain_id = kstrdup(param->string, GFP_KERNEL); - if (!ctx->domain_id) + kfree(sbi->domain_id); + sbi->domain_id = kstrdup(param->string, GFP_KERNEL); + if (!sbi->domain_id) return -ENOMEM; break; #else @@ -581,8 +581,7 @@ static const struct export_operations erofs_export_ops = { static int erofs_fc_fill_super(struct super_block *sb, struct fs_context *fc) { struct inode *inode; - struct erofs_sb_info *sbi; - struct erofs_fs_context *ctx = fc->fs_private; + struct erofs_sb_info *sbi = EROFS_SB(sb); int err; sb->s_magic = EROFS_SUPER_MAGIC; @@ -590,19 +589,6 @@ static int erofs_fc_fill_super(struct super_block *sb, struct fs_context *fc) sb->s_maxbytes = MAX_LFS_FILESIZE; sb->s_op = &erofs_sops; - sbi = kzalloc(sizeof(*sbi), GFP_KERNEL); - if (!sbi) - return -ENOMEM; - - sb->s_fs_info = sbi; - sbi->opt = ctx->opt; - sbi->devs = ctx->devs; - ctx->devs = NULL; - sbi->fsid = ctx->fsid; - ctx->fsid = NULL; - sbi->domain_id = ctx->domain_id; - ctx->domain_id = NULL; - sbi->blkszbits = PAGE_SHIFT; if (erofs_is_fscache_mode(sb)) { sb->s_blocksize = PAGE_SIZE; @@ -706,9 +692,9 @@ static int erofs_fc_fill_super(struct super_block *sb, struct fs_context *fc) static int erofs_fc_get_tree(struct fs_context *fc) { - struct erofs_fs_context *ctx = fc->fs_private; + struct erofs_sb_info *sbi = fc->s_fs_info; - if (IS_ENABLED(CONFIG_EROFS_FS_ONDEMAND) && ctx->fsid) + if (IS_ENABLED(CONFIG_EROFS_FS_ONDEMAND) && sbi->fsid) return get_tree_nodev(fc, erofs_fc_fill_super); return get_tree_bdev(fc, erofs_fc_fill_super); @@ -718,19 +704,19 @@ static int erofs_fc_reconfigure(struct fs_context *fc) { struct super_block *sb = fc->root->d_sb; struct erofs_sb_info *sbi = EROFS_SB(sb); - struct erofs_fs_context *ctx = fc->fs_private; + struct erofs_sb_info *new_sbi = fc->s_fs_info; DBG_BUGON(!sb_rdonly(sb)); - if (ctx->fsid || ctx->domain_id) + if (new_sbi->fsid || new_sbi->domain_id) erofs_info(sb, "ignoring reconfiguration for fsid|domain_id."); - if (test_opt(&ctx->opt, POSIX_ACL)) + if (test_opt(&new_sbi->opt, POSIX_ACL)) fc->sb_flags |= SB_POSIXACL; else fc->sb_flags &= ~SB_POSIXACL; - sbi->opt = ctx->opt; + sbi->opt = new_sbi->opt; fc->sb_flags |= SB_RDONLY; return 0; @@ -761,12 +747,15 @@ static void erofs_free_dev_context(struct erofs_dev_context *devs) static void erofs_fc_free(struct fs_context *fc) { - struct erofs_fs_context *ctx = fc->fs_private; + struct erofs_sb_info *sbi = fc->s_fs_info; - erofs_free_dev_context(ctx->devs); - kfree(ctx->fsid); - kfree(ctx->domain_id); - kfree(ctx); + if (!sbi) + return; + + erofs_free_dev_context(sbi->devs); + kfree(sbi->fsid); + kfree(sbi->domain_id); + kfree(sbi); } static const struct fs_context_operations erofs_context_ops = { @@ -778,38 +767,35 @@ static const struct fs_context_operations erofs_context_ops = { static int erofs_init_fs_context(struct fs_context *fc) { - struct erofs_fs_context *ctx; + struct erofs_sb_info *sbi; - ctx = kzalloc(sizeof(*ctx), GFP_KERNEL); - if (!ctx) + sbi = kzalloc(sizeof(*sbi), GFP_KERNEL); + if (!sbi) return -ENOMEM; - ctx->devs = kzalloc(sizeof(struct erofs_dev_context), GFP_KERNEL); - if (!ctx->devs) { - kfree(ctx); + + sbi->devs = kzalloc(sizeof(struct erofs_dev_context), GFP_KERNEL); + if (!sbi->devs) { + kfree(sbi); return -ENOMEM; } - fc->fs_private = ctx; + fc->s_fs_info = sbi; - idr_init(&ctx->devs->tree); - init_rwsem(&ctx->devs->rwsem); - erofs_default_options(ctx); + idr_init(&sbi->devs->tree); + init_rwsem(&sbi->devs->rwsem); + erofs_default_options(sbi); fc->ops = &erofs_context_ops; return 0; } static void erofs_kill_sb(struct super_block *sb) { - struct erofs_sb_info *sbi; + struct erofs_sb_info *sbi = EROFS_SB(sb); - if (erofs_is_fscache_mode(sb)) + if (IS_ENABLED(CONFIG_EROFS_FS_ONDEMAND) && sbi->fsid) kill_anon_super(sb); else kill_block_super(sb); - sbi = EROFS_SB(sb); - if (!sbi) - return; - erofs_free_dev_context(sbi->devs); fs_put_dax(sbi->dax_dev, NULL); erofs_fscache_unregister_fs(sb); diff --git a/fs/ioctl.c b/fs/ioctl.c index 1d5abfdf0f22..fb0628e680c4 100644 --- a/fs/ioctl.c +++ b/fs/ioctl.c @@ -769,7 +769,7 @@ static int ioctl_getfsuuid(struct file *file, void __user *argp) struct fsuuid2 u = { .len = sb->s_uuid_len, }; if (!sb->s_uuid_len) - return -ENOIOCTLCMD; + return -ENOTTY; memcpy(&u.uuid[0], &sb->s_uuid, sb->s_uuid_len); @@ -781,7 +781,7 @@ static int ioctl_get_fs_sysfs_path(struct file *file, void __user *argp) struct super_block *sb = file_inode(file)->i_sb; if (!strlen(sb->s_sysfs_name)) - return -ENOIOCTLCMD; + return -ENOTTY; struct fs_sysfs_path u = {}; diff --git a/fs/netfs/buffered_write.c b/fs/netfs/buffered_write.c index 9a0d32e4b422..267b622d923b 100644 --- a/fs/netfs/buffered_write.c +++ b/fs/netfs/buffered_write.c @@ -164,7 +164,7 @@ ssize_t netfs_perform_write(struct kiocb *iocb, struct iov_iter *iter, enum netfs_how_to_modify howto; enum netfs_folio_trace trace; unsigned int bdp_flags = (iocb->ki_flags & IOCB_SYNC) ? 0: BDP_ASYNC; - ssize_t written = 0, ret; + ssize_t written = 0, ret, ret2; loff_t i_size, pos = iocb->ki_pos, from, to; size_t max_chunk = PAGE_SIZE << MAX_PAGECACHE_ORDER; bool maybe_trouble = false; @@ -172,15 +172,14 @@ ssize_t netfs_perform_write(struct kiocb *iocb, struct iov_iter *iter, if (unlikely(test_bit(NETFS_ICTX_WRITETHROUGH, &ctx->flags) || iocb->ki_flags & (IOCB_DSYNC | IOCB_SYNC)) ) { - if (pos < i_size_read(inode)) { - ret = filemap_write_and_wait_range(mapping, pos, pos + iter->count); - if (ret < 0) { - goto out; - } - } - wbc_attach_fdatawrite_inode(&wbc, mapping->host); + ret = filemap_write_and_wait_range(mapping, pos, pos + iter->count); + if (ret < 0) { + wbc_detach_inode(&wbc); + goto out; + } + wreq = netfs_begin_writethrough(iocb, iter->count); if (IS_ERR(wreq)) { wbc_detach_inode(&wbc); @@ -395,10 +394,12 @@ ssize_t netfs_perform_write(struct kiocb *iocb, struct iov_iter *iter, out: if (unlikely(wreq)) { - ret = netfs_end_writethrough(wreq, iocb); + ret2 = netfs_end_writethrough(wreq, iocb); wbc_detach_inode(&wbc); - if (ret == -EIOCBQUEUED) - return ret; + if (ret2 == -EIOCBQUEUED) + return ret2; + if (ret == 0) + ret = ret2; } iocb->ki_pos += written; diff --git a/fs/nfs/inode.c b/fs/nfs/inode.c index c709c296ea9a..acef52ecb1bb 100644 --- a/fs/nfs/inode.c +++ b/fs/nfs/inode.c @@ -2429,7 +2429,12 @@ static int nfs_net_init(struct net *net) struct nfs_net *nn = net_generic(net, nfs_net_id); nfs_clients_init(net); - rpc_proc_register(net, &nn->rpcstats); + + if (!rpc_proc_register(net, &nn->rpcstats)) { + nfs_clients_exit(net); + return -ENOMEM; + } + return nfs_fs_proc_net_init(net); } diff --git a/fs/nfsd/nfs4xdr.c b/fs/nfsd/nfs4xdr.c index 1955481832e0..a644460f3a5e 100644 --- a/fs/nfsd/nfs4xdr.c +++ b/fs/nfsd/nfs4xdr.c @@ -3515,6 +3515,7 @@ nfsd4_encode_fattr4(struct svc_rqst *rqstp, struct xdr_stream *xdr, args.exp = exp; args.dentry = dentry; args.ignore_crossmnt = (ignore_crossmnt != 0); + args.acl = NULL; /* * Make a local copy of the attribute bitmap that can be modified. @@ -3573,7 +3574,6 @@ nfsd4_encode_fattr4(struct svc_rqst *rqstp, struct xdr_stream *xdr, } else args.fhp = fhp; - args.acl = NULL; if (attrmask[0] & FATTR4_WORD0_ACL) { err = nfsd4_get_nfs4_acl(rqstp, dentry, &args.acl); if (err == -EOPNOTSUPP) diff --git a/fs/ntfs3/Kconfig b/fs/ntfs3/Kconfig index cdfdf51e55d7..7bc31d69f680 100644 --- a/fs/ntfs3/Kconfig +++ b/fs/ntfs3/Kconfig @@ -46,3 +46,12 @@ config NTFS3_FS_POSIX_ACL NOTE: this is linux only feature. Windows will ignore these ACLs. If you don't know what Access Control Lists are, say N. + +config NTFS_FS + tristate "NTFS file system support" + select NTFS3_FS + select BUFFER_HEAD + select NLS + help + This config option is here only for backward compatibility. NTFS + filesystem is now handled by the NTFS3 driver. diff --git a/fs/ntfs3/dir.c b/fs/ntfs3/dir.c index 5cf3d9decf64..263635199b60 100644 --- a/fs/ntfs3/dir.c +++ b/fs/ntfs3/dir.c @@ -616,4 +616,11 @@ const struct file_operations ntfs_dir_operations = { .compat_ioctl = ntfs_compat_ioctl, #endif }; + +const struct file_operations ntfs_legacy_dir_operations = { + .llseek = generic_file_llseek, + .read = generic_read_dir, + .iterate_shared = ntfs_readdir, + .open = ntfs_file_open, +}; // clang-format on diff --git a/fs/ntfs3/file.c b/fs/ntfs3/file.c index 5418662c80d8..b73969e05052 100644 --- a/fs/ntfs3/file.c +++ b/fs/ntfs3/file.c @@ -1236,4 +1236,12 @@ const struct file_operations ntfs_file_operations = { .fallocate = ntfs_fallocate, .release = ntfs_file_release, }; + +const struct file_operations ntfs_legacy_file_operations = { + .llseek = generic_file_llseek, + .read_iter = ntfs_file_read_iter, + .splice_read = ntfs_file_splice_read, + .open = ntfs_file_open, + .release = ntfs_file_release, +}; // clang-format on diff --git a/fs/ntfs3/inode.c b/fs/ntfs3/inode.c index eb7a8c9fba01..d273eda1cf45 100644 --- a/fs/ntfs3/inode.c +++ b/fs/ntfs3/inode.c @@ -440,7 +440,10 @@ static struct inode *ntfs_read_mft(struct inode *inode, * Usually a hard links to directories are disabled. */ inode->i_op = &ntfs_dir_inode_operations; - inode->i_fop = &ntfs_dir_operations; + if (is_legacy_ntfs(inode->i_sb)) + inode->i_fop = &ntfs_legacy_dir_operations; + else + inode->i_fop = &ntfs_dir_operations; ni->i_valid = 0; } else if (S_ISLNK(mode)) { ni->std_fa &= ~FILE_ATTRIBUTE_DIRECTORY; @@ -450,7 +453,10 @@ static struct inode *ntfs_read_mft(struct inode *inode, } else if (S_ISREG(mode)) { ni->std_fa &= ~FILE_ATTRIBUTE_DIRECTORY; inode->i_op = &ntfs_file_inode_operations; - inode->i_fop = &ntfs_file_operations; + if (is_legacy_ntfs(inode->i_sb)) + inode->i_fop = &ntfs_legacy_file_operations; + else + inode->i_fop = &ntfs_file_operations; inode->i_mapping->a_ops = is_compressed(ni) ? &ntfs_aops_cmpr : &ntfs_aops; if (ino != MFT_REC_MFT) @@ -1614,7 +1620,10 @@ struct inode *ntfs_create_inode(struct mnt_idmap *idmap, struct inode *dir, if (S_ISDIR(mode)) { inode->i_op = &ntfs_dir_inode_operations; - inode->i_fop = &ntfs_dir_operations; + if (is_legacy_ntfs(inode->i_sb)) + inode->i_fop = &ntfs_legacy_dir_operations; + else + inode->i_fop = &ntfs_dir_operations; } else if (S_ISLNK(mode)) { inode->i_op = &ntfs_link_inode_operations; inode->i_fop = NULL; @@ -1623,7 +1632,10 @@ struct inode *ntfs_create_inode(struct mnt_idmap *idmap, struct inode *dir, inode_nohighmem(inode); } else if (S_ISREG(mode)) { inode->i_op = &ntfs_file_inode_operations; - inode->i_fop = &ntfs_file_operations; + if (is_legacy_ntfs(inode->i_sb)) + inode->i_fop = &ntfs_legacy_file_operations; + else + inode->i_fop = &ntfs_file_operations; inode->i_mapping->a_ops = is_compressed(ni) ? &ntfs_aops_cmpr : &ntfs_aops; init_rwsem(&ni->file.run_lock); diff --git a/fs/ntfs3/ntfs_fs.h b/fs/ntfs3/ntfs_fs.h index ea5b5e814e63..c018fad4c037 100644 --- a/fs/ntfs3/ntfs_fs.h +++ b/fs/ntfs3/ntfs_fs.h @@ -493,6 +493,7 @@ struct inode *dir_search_u(struct inode *dir, const struct cpu_str *uni, struct ntfs_fnd *fnd); bool dir_is_empty(struct inode *dir); extern const struct file_operations ntfs_dir_operations; +extern const struct file_operations ntfs_legacy_dir_operations; /* Globals from file.c */ int ntfs_getattr(struct mnt_idmap *idmap, const struct path *path, @@ -507,6 +508,7 @@ long ntfs_compat_ioctl(struct file *filp, u32 cmd, unsigned long arg); extern const struct inode_operations ntfs_special_inode_operations; extern const struct inode_operations ntfs_file_inode_operations; extern const struct file_operations ntfs_file_operations; +extern const struct file_operations ntfs_legacy_file_operations; /* Globals from frecord.c */ void ni_remove_mi(struct ntfs_inode *ni, struct mft_inode *mi); @@ -1154,4 +1156,6 @@ static inline void le64_sub_cpu(__le64 *var, u64 val) *var = cpu_to_le64(le64_to_cpu(*var) - val); } +bool is_legacy_ntfs(struct super_block *sb); + #endif /* _LINUX_NTFS3_NTFS_FS_H */ diff --git a/fs/ntfs3/super.c b/fs/ntfs3/super.c index 71dfeb0c4323..f41e01c5676a 100644 --- a/fs/ntfs3/super.c +++ b/fs/ntfs3/super.c @@ -408,6 +408,12 @@ static int ntfs_fs_reconfigure(struct fs_context *fc) struct ntfs_mount_options *new_opts = fc->fs_private; int ro_rw; + /* If ntfs3 is used as legacy ntfs enforce read-only mode. */ + if (is_legacy_ntfs(sb)) { + fc->sb_flags |= SB_RDONLY; + goto out; + } + ro_rw = sb_rdonly(sb) && !(fc->sb_flags & SB_RDONLY); if (ro_rw && (sbi->flags & NTFS_FLAGS_NEED_REPLAY)) { errorf(fc, @@ -427,8 +433,6 @@ static int ntfs_fs_reconfigure(struct fs_context *fc) fc, "ntfs3: Cannot use different iocharset when remounting!"); - sync_filesystem(sb); - if (ro_rw && (sbi->volume.flags & VOLUME_FLAG_DIRTY) && !new_opts->force) { errorf(fc, @@ -436,6 +440,8 @@ static int ntfs_fs_reconfigure(struct fs_context *fc) return -EINVAL; } +out: + sync_filesystem(sb); swap(sbi->options, fc->fs_private); return 0; @@ -1613,6 +1619,8 @@ static int ntfs_fill_super(struct super_block *sb, struct fs_context *fc) } #endif + if (is_legacy_ntfs(sb)) + sb->s_flags |= SB_RDONLY; return 0; put_inode_out: @@ -1730,7 +1738,7 @@ static const struct fs_context_operations ntfs_context_ops = { * This will called when mount/remount. We will first initialize * options so that if remount we can use just that. */ -static int ntfs_init_fs_context(struct fs_context *fc) +static int __ntfs_init_fs_context(struct fs_context *fc) { struct ntfs_mount_options *opts; struct ntfs_sb_info *sbi; @@ -1778,6 +1786,11 @@ static int ntfs_init_fs_context(struct fs_context *fc) return -ENOMEM; } +static int ntfs_init_fs_context(struct fs_context *fc) +{ + return __ntfs_init_fs_context(fc); +} + static void ntfs3_kill_sb(struct super_block *sb) { struct ntfs_sb_info *sbi = sb->s_fs_info; @@ -1798,6 +1811,50 @@ static struct file_system_type ntfs_fs_type = { .kill_sb = ntfs3_kill_sb, .fs_flags = FS_REQUIRES_DEV | FS_ALLOW_IDMAP, }; + +#if IS_ENABLED(CONFIG_NTFS_FS) +static int ntfs_legacy_init_fs_context(struct fs_context *fc) +{ + int ret; + + ret = __ntfs_init_fs_context(fc); + /* If ntfs3 is used as legacy ntfs enforce read-only mode. */ + fc->sb_flags |= SB_RDONLY; + return ret; +} + +static struct file_system_type ntfs_legacy_fs_type = { + .owner = THIS_MODULE, + .name = "ntfs", + .init_fs_context = ntfs_legacy_init_fs_context, + .parameters = ntfs_fs_parameters, + .kill_sb = ntfs3_kill_sb, + .fs_flags = FS_REQUIRES_DEV | FS_ALLOW_IDMAP, +}; +MODULE_ALIAS_FS("ntfs"); + +static inline void register_as_ntfs_legacy(void) +{ + int err = register_filesystem(&ntfs_legacy_fs_type); + if (err) + pr_warn("ntfs3: Failed to register legacy ntfs filesystem driver: %d\n", err); +} + +static inline void unregister_as_ntfs_legacy(void) +{ + unregister_filesystem(&ntfs_legacy_fs_type); +} +bool is_legacy_ntfs(struct super_block *sb) +{ + return sb->s_type == &ntfs_legacy_fs_type; +} +#else +static inline void register_as_ntfs_legacy(void) {} +static inline void unregister_as_ntfs_legacy(void) {} +bool is_legacy_ntfs(struct super_block *sb) { return false; } +#endif + + // clang-format on static int __init init_ntfs_fs(void) @@ -1832,6 +1889,7 @@ static int __init init_ntfs_fs(void) goto out1; } + register_as_ntfs_legacy(); err = register_filesystem(&ntfs_fs_type); if (err) goto out; @@ -1849,6 +1907,7 @@ static void __exit exit_ntfs_fs(void) rcu_barrier(); kmem_cache_destroy(ntfs_inode_cachep); unregister_filesystem(&ntfs_fs_type); + unregister_as_ntfs_legacy(); ntfs3_exit_bitmap(); #ifdef CONFIG_PROC_FS diff --git a/fs/proc/page.c b/fs/proc/page.c index 195b077c0fac..9223856c934b 100644 --- a/fs/proc/page.c +++ b/fs/proc/page.c @@ -67,7 +67,7 @@ static ssize_t kpagecount_read(struct file *file, char __user *buf, */ ppage = pfn_to_online_page(pfn); - if (!ppage || PageSlab(ppage) || page_has_type(ppage)) + if (!ppage) pcount = 0; else pcount = page_mapcount(ppage); @@ -124,11 +124,8 @@ u64 stable_page_flags(struct page *page) /* * pseudo flags for the well known (anonymous) memory mapped pages - * - * Note that page->_mapcount is overloaded in SLAB, so the - * simple test in page_mapped() is not enough. */ - if (!PageSlab(page) && page_mapped(page)) + if (page_mapped(page)) u |= 1 << KPF_MMAP; if (PageAnon(page)) u |= 1 << KPF_ANON; diff --git a/fs/smb/client/cifspdu.h b/fs/smb/client/cifspdu.h index c0513fbb8a59..c46d418c1c0c 100644 --- a/fs/smb/client/cifspdu.h +++ b/fs/smb/client/cifspdu.h @@ -882,7 +882,7 @@ typedef struct smb_com_open_rsp { __u8 OplockLevel; __u16 Fid; __le32 CreateAction; - struct_group(common_attributes, + struct_group_attr(common_attributes, __packed, __le64 CreationTime; __le64 LastAccessTime; __le64 LastWriteTime; @@ -2266,7 +2266,7 @@ typedef struct { /* QueryFileInfo/QueryPathinfo (also for SetPath/SetFile) data buffer formats */ /******************************************************************************/ typedef struct { /* data block encoding of response to level 263 QPathInfo */ - struct_group(common_attributes, + struct_group_attr(common_attributes, __packed, __le64 CreationTime; __le64 LastAccessTime; __le64 LastWriteTime; diff --git a/fs/smb/client/smb2pdu.h b/fs/smb/client/smb2pdu.h index c72a3b2886b7..2fccf0d4f53d 100644 --- a/fs/smb/client/smb2pdu.h +++ b/fs/smb/client/smb2pdu.h @@ -320,7 +320,7 @@ struct smb2_file_reparse_point_info { } __packed; struct smb2_file_network_open_info { - struct_group(network_open_info, + struct_group_attr(network_open_info, __packed, __le64 CreationTime; __le64 LastAccessTime; __le64 LastWriteTime; diff --git a/fs/smb/client/transport.c b/fs/smb/client/transport.c index 994d70193432..ddf1a3aafee5 100644 --- a/fs/smb/client/transport.c +++ b/fs/smb/client/transport.c @@ -909,12 +909,15 @@ cifs_sync_mid_result(struct mid_q_entry *mid, struct TCP_Server_Info *server) list_del_init(&mid->qhead); mid->mid_flags |= MID_DELETED; } + spin_unlock(&server->mid_lock); cifs_server_dbg(VFS, "%s: invalid mid state mid=%llu state=%d\n", __func__, mid->mid, mid->mid_state); rc = -EIO; + goto sync_mid_done; } spin_unlock(&server->mid_lock); +sync_mid_done: release_mid(mid); return rc; } @@ -1057,9 +1060,11 @@ struct TCP_Server_Info *cifs_pick_channel(struct cifs_ses *ses) index = (uint)atomic_inc_return(&ses->chan_seq); index %= ses->chan_count; } + + server = ses->chans[index].server; spin_unlock(&ses->chan_lock); - return ses->chans[index].server; + return server; } int diff --git a/include/linux/cpu.h b/include/linux/cpu.h index 272e4e79e15c..861c3bfc5f17 100644 --- a/include/linux/cpu.h +++ b/include/linux/cpu.h @@ -221,7 +221,18 @@ void cpuhp_report_idle_dead(void); static inline void cpuhp_report_idle_dead(void) { } #endif /* #ifdef CONFIG_HOTPLUG_CPU */ +#ifdef CONFIG_CPU_MITIGATIONS extern bool cpu_mitigations_off(void); extern bool cpu_mitigations_auto_nosmt(void); +#else +static inline bool cpu_mitigations_off(void) +{ + return true; +} +static inline bool cpu_mitigations_auto_nosmt(void) +{ + return false; +} +#endif #endif /* _LINUX_CPU_H_ */ diff --git a/include/linux/filter.h b/include/linux/filter.h index 7a27f19bf44d..d5fea03cb6e6 100644 --- a/include/linux/filter.h +++ b/include/linux/filter.h @@ -1001,6 +1001,7 @@ bool bpf_jit_supports_exceptions(void); bool bpf_jit_supports_ptr_xchg(void); bool bpf_jit_supports_arena(void); bool bpf_jit_supports_insn(struct bpf_insn *insn, bool in_arena); +u64 bpf_arch_uaddress_limit(void); void arch_bpf_stack_walk(bool (*consume_fn)(void *cookie, u64 ip, u64 sp, u64 bp), void *cookie); bool bpf_helper_changes_pkt_data(void *func); diff --git a/include/linux/firmware/qcom/qcom_qseecom.h b/include/linux/firmware/qcom/qcom_qseecom.h index 5c28298a98be..366243ee9609 100644 --- a/include/linux/firmware/qcom/qcom_qseecom.h +++ b/include/linux/firmware/qcom/qcom_qseecom.h @@ -10,6 +10,7 @@ #define __QCOM_QSEECOM_H #include +#include #include #include @@ -24,12 +25,57 @@ struct qseecom_client { u32 app_id; }; +/** + * qseecom_scm_dev() - Get the SCM device associated with the QSEECOM client. + * @client: The QSEECOM client device. + * + * Returns the SCM device under which the provided QSEECOM client device + * operates. This function is intended to be used for DMA allocations. + */ +static inline struct device *qseecom_scm_dev(struct qseecom_client *client) +{ + return client->aux_dev.dev.parent->parent; +} + +/** + * qseecom_dma_alloc() - Allocate DMA memory for a QSEECOM client. + * @client: The QSEECOM client to allocate the memory for. + * @size: The number of bytes to allocate. + * @dma_handle: Pointer to where the DMA address should be stored. + * @gfp: Allocation flags. + * + * Wrapper function for dma_alloc_coherent(), allocating DMA memory usable for + * TZ/QSEECOM communication. Refer to dma_alloc_coherent() for details. + */ +static inline void *qseecom_dma_alloc(struct qseecom_client *client, size_t size, + dma_addr_t *dma_handle, gfp_t gfp) +{ + return dma_alloc_coherent(qseecom_scm_dev(client), size, dma_handle, gfp); +} + +/** + * dma_free_coherent() - Free QSEECOM DMA memory. + * @client: The QSEECOM client for which the memory has been allocated. + * @size: The number of bytes allocated. + * @cpu_addr: Virtual memory address to free. + * @dma_handle: DMA memory address to free. + * + * Wrapper function for dma_free_coherent(), freeing memory previously + * allocated with qseecom_dma_alloc(). Refer to dma_free_coherent() for + * details. + */ +static inline void qseecom_dma_free(struct qseecom_client *client, size_t size, + void *cpu_addr, dma_addr_t dma_handle) +{ + return dma_free_coherent(qseecom_scm_dev(client), size, cpu_addr, dma_handle); +} + /** * qcom_qseecom_app_send() - Send to and receive data from a given QSEE app. * @client: The QSEECOM client associated with the target app. - * @req: Request buffer sent to the app (must be DMA-mappable). + * @req: DMA address of the request buffer sent to the app. * @req_size: Size of the request buffer. - * @rsp: Response buffer, written to by the app (must be DMA-mappable). + * @rsp: DMA address of the response buffer, written to by the app. * @rsp_size: Size of the response buffer. * * Sends a request to the QSEE app associated with the given client and read @@ -43,8 +89,9 @@ struct qseecom_client { * * Return: Zero on success, nonzero on failure. */ -static inline int qcom_qseecom_app_send(struct qseecom_client *client, void *req, size_t req_size, - void *rsp, size_t rsp_size) +static inline int qcom_qseecom_app_send(struct qseecom_client *client, + dma_addr_t req, size_t req_size, + dma_addr_t rsp, size_t rsp_size) { return qcom_scm_qseecom_app_send(client->app_id, req, req_size, rsp, rsp_size); } diff --git a/include/linux/firmware/qcom/qcom_scm.h b/include/linux/firmware/qcom/qcom_scm.h index ccaf28846054..aaa19f93ac43 100644 --- a/include/linux/firmware/qcom/qcom_scm.h +++ b/include/linux/firmware/qcom/qcom_scm.h @@ -118,8 +118,8 @@ bool qcom_scm_lmh_dcvsh_available(void); #ifdef CONFIG_QCOM_QSEECOM int qcom_scm_qseecom_app_get_id(const char *app_name, u32 *app_id); -int qcom_scm_qseecom_app_send(u32 app_id, void *req, size_t req_size, void *rsp, - size_t rsp_size); +int qcom_scm_qseecom_app_send(u32 app_id, dma_addr_t req, size_t req_size, + dma_addr_t rsp, size_t rsp_size); #else /* CONFIG_QCOM_QSEECOM */ @@ -128,9 +128,9 @@ static inline int qcom_scm_qseecom_app_get_id(const char *app_name, u32 *app_id) return -EINVAL; } -static inline int qcom_scm_qseecom_app_send(u32 app_id, void *req, - size_t req_size, void *rsp, - size_t rsp_size) +static inline int qcom_scm_qseecom_app_send(u32 app_id, + dma_addr_t req, size_t req_size, + dma_addr_t rsp, size_t rsp_size) { return -EINVAL; } diff --git a/include/linux/mm.h b/include/linux/mm.h index 7b0ee64225de..b6bdaa18b9e9 100644 --- a/include/linux/mm.h +++ b/include/linux/mm.h @@ -1223,14 +1223,16 @@ static inline void page_mapcount_reset(struct page *page) * a large folio, it includes the number of times this page is mapped * as part of that folio. * - * The result is undefined for pages which cannot be mapped into userspace. - * For example SLAB or special types of pages. See function page_has_type(). - * They use this field in struct page differently. + * Will report 0 for pages which cannot be mapped into userspace, eg + * slab, page tables and similar. */ static inline int page_mapcount(struct page *page) { int mapcount = atomic_read(&page->_mapcount) + 1; + /* Handle page_has_type() pages */ + if (mapcount < 0) + mapcount = 0; if (unlikely(PageCompound(page))) mapcount += folio_entire_mapcount(page_folio(page)); diff --git a/include/linux/page-flags.h b/include/linux/page-flags.h index 652d77805e99..4bf1c25fd1dc 100644 --- a/include/linux/page-flags.h +++ b/include/linux/page-flags.h @@ -190,7 +190,6 @@ enum pageflags { /* At least one page in this folio has the hwpoison flag set */ PG_has_hwpoisoned = PG_error, - PG_hugetlb = PG_active, PG_large_rmappable = PG_workingset, /* anon or file-backed */ }; @@ -458,30 +457,51 @@ static __always_inline int TestClearPage##uname(struct page *page) \ TESTSETFLAG(uname, lname, policy) \ TESTCLEARFLAG(uname, lname, policy) +#define FOLIO_TEST_FLAG_FALSE(name) \ +static inline bool folio_test_##name(const struct folio *folio) \ +{ return false; } +#define FOLIO_SET_FLAG_NOOP(name) \ +static inline void folio_set_##name(struct folio *folio) { } +#define FOLIO_CLEAR_FLAG_NOOP(name) \ +static inline void folio_clear_##name(struct folio *folio) { } +#define __FOLIO_SET_FLAG_NOOP(name) \ +static inline void __folio_set_##name(struct folio *folio) { } +#define __FOLIO_CLEAR_FLAG_NOOP(name) \ +static inline void __folio_clear_##name(struct folio *folio) { } +#define FOLIO_TEST_SET_FLAG_FALSE(name) \ +static inline bool folio_test_set_##name(struct folio *folio) \ +{ return false; } +#define FOLIO_TEST_CLEAR_FLAG_FALSE(name) \ +static inline bool folio_test_clear_##name(struct folio *folio) \ +{ return false; } + +#define FOLIO_FLAG_FALSE(name) \ +FOLIO_TEST_FLAG_FALSE(name) \ +FOLIO_SET_FLAG_NOOP(name) \ +FOLIO_CLEAR_FLAG_NOOP(name) + #define TESTPAGEFLAG_FALSE(uname, lname) \ -static inline bool folio_test_##lname(const struct folio *folio) { return false; } \ +FOLIO_TEST_FLAG_FALSE(lname) \ static inline int Page##uname(const struct page *page) { return 0; } #define SETPAGEFLAG_NOOP(uname, lname) \ -static inline void folio_set_##lname(struct folio *folio) { } \ +FOLIO_SET_FLAG_NOOP(lname) \ static inline void SetPage##uname(struct page *page) { } #define CLEARPAGEFLAG_NOOP(uname, lname) \ -static inline void folio_clear_##lname(struct folio *folio) { } \ +FOLIO_CLEAR_FLAG_NOOP(lname) \ static inline void ClearPage##uname(struct page *page) { } #define __CLEARPAGEFLAG_NOOP(uname, lname) \ -static inline void __folio_clear_##lname(struct folio *folio) { } \ +__FOLIO_CLEAR_FLAG_NOOP(lname) \ static inline void __ClearPage##uname(struct page *page) { } #define TESTSETFLAG_FALSE(uname, lname) \ -static inline bool folio_test_set_##lname(struct folio *folio) \ -{ return 0; } \ +FOLIO_TEST_SET_FLAG_FALSE(lname) \ static inline int TestSetPage##uname(struct page *page) { return 0; } #define TESTCLEARFLAG_FALSE(uname, lname) \ -static inline bool folio_test_clear_##lname(struct folio *folio) \ -{ return 0; } \ +FOLIO_TEST_CLEAR_FLAG_FALSE(lname) \ static inline int TestClearPage##uname(struct page *page) { return 0; } #define PAGEFLAG_FALSE(uname, lname) TESTPAGEFLAG_FALSE(uname, lname) \ @@ -855,29 +875,6 @@ TESTPAGEFLAG_FALSE(LargeRmappable, large_rmappable) #define PG_head_mask ((1UL << PG_head)) -#ifdef CONFIG_HUGETLB_PAGE -int PageHuge(const struct page *page); -SETPAGEFLAG(HugeTLB, hugetlb, PF_SECOND) -CLEARPAGEFLAG(HugeTLB, hugetlb, PF_SECOND) - -/** - * folio_test_hugetlb - Determine if the folio belongs to hugetlbfs - * @folio: The folio to test. - * - * Context: Any context. Caller should have a reference on the folio to - * prevent it from being turned into a tail page. - * Return: True for hugetlbfs folios, false for anon folios or folios - * belonging to other filesystems. - */ -static inline bool folio_test_hugetlb(const struct folio *folio) -{ - return folio_test_large(folio) && - test_bit(PG_hugetlb, const_folio_flags(folio, 1)); -} -#else -TESTPAGEFLAG_FALSE(Huge, hugetlb) -#endif - #ifdef CONFIG_TRANSPARENT_HUGEPAGE /* * PageHuge() only returns true for hugetlbfs pages, but not for @@ -933,34 +930,23 @@ PAGEFLAG_FALSE(HasHWPoisoned, has_hwpoisoned) TESTSCFLAG_FALSE(HasHWPoisoned, has_hwpoisoned) #endif -/* - * Check if a page is currently marked HWPoisoned. Note that this check is - * best effort only and inherently racy: there is no way to synchronize with - * failing hardware. - */ -static inline bool is_page_hwpoison(struct page *page) -{ - if (PageHWPoison(page)) - return true; - return PageHuge(page) && PageHWPoison(compound_head(page)); -} - /* * For pages that are never mapped to userspace (and aren't PageSlab), * page_type may be used. Because it is initialised to -1, we invert the * sense of the bit, so __SetPageFoo *clears* the bit used for PageFoo, and * __ClearPageFoo *sets* the bit used for PageFoo. We reserve a few high and - * low bits so that an underflow or overflow of page_mapcount() won't be + * low bits so that an underflow or overflow of _mapcount won't be * mistaken for a page type value. */ #define PAGE_TYPE_BASE 0xf0000000 -/* Reserve 0x0000007f to catch underflows of page_mapcount */ +/* Reserve 0x0000007f to catch underflows of _mapcount */ #define PAGE_MAPCOUNT_RESERVE -128 #define PG_buddy 0x00000080 #define PG_offline 0x00000100 #define PG_table 0x00000200 #define PG_guard 0x00000400 +#define PG_hugetlb 0x00000800 #define PageType(page, flag) \ ((page->page_type & (PAGE_TYPE_BASE | flag)) == PAGE_TYPE_BASE) @@ -977,35 +963,38 @@ static inline int page_has_type(const struct page *page) return page_type_has_type(page->page_type); } -#define PAGE_TYPE_OPS(uname, lname, fname) \ -static __always_inline int Page##uname(const struct page *page) \ -{ \ - return PageType(page, PG_##lname); \ -} \ -static __always_inline int folio_test_##fname(const struct folio *folio)\ +#define FOLIO_TYPE_OPS(lname, fname) \ +static __always_inline bool folio_test_##fname(const struct folio *folio)\ { \ return folio_test_type(folio, PG_##lname); \ } \ -static __always_inline void __SetPage##uname(struct page *page) \ -{ \ - VM_BUG_ON_PAGE(!PageType(page, 0), page); \ - page->page_type &= ~PG_##lname; \ -} \ static __always_inline void __folio_set_##fname(struct folio *folio) \ { \ VM_BUG_ON_FOLIO(!folio_test_type(folio, 0), folio); \ folio->page.page_type &= ~PG_##lname; \ } \ -static __always_inline void __ClearPage##uname(struct page *page) \ -{ \ - VM_BUG_ON_PAGE(!Page##uname(page), page); \ - page->page_type |= PG_##lname; \ -} \ static __always_inline void __folio_clear_##fname(struct folio *folio) \ { \ VM_BUG_ON_FOLIO(!folio_test_##fname(folio), folio); \ folio->page.page_type |= PG_##lname; \ +} + +#define PAGE_TYPE_OPS(uname, lname, fname) \ +FOLIO_TYPE_OPS(lname, fname) \ +static __always_inline int Page##uname(const struct page *page) \ +{ \ + return PageType(page, PG_##lname); \ } \ +static __always_inline void __SetPage##uname(struct page *page) \ +{ \ + VM_BUG_ON_PAGE(!PageType(page, 0), page); \ + page->page_type &= ~PG_##lname; \ +} \ +static __always_inline void __ClearPage##uname(struct page *page) \ +{ \ + VM_BUG_ON_PAGE(!Page##uname(page), page); \ + page->page_type |= PG_##lname; \ +} /* * PageBuddy() indicates that the page is free and in the buddy system @@ -1052,6 +1041,37 @@ PAGE_TYPE_OPS(Table, table, pgtable) */ PAGE_TYPE_OPS(Guard, guard, guard) +#ifdef CONFIG_HUGETLB_PAGE +FOLIO_TYPE_OPS(hugetlb, hugetlb) +#else +FOLIO_TEST_FLAG_FALSE(hugetlb) +#endif + +/** + * PageHuge - Determine if the page belongs to hugetlbfs + * @page: The page to test. + * + * Context: Any context. + * Return: True for hugetlbfs pages, false for anon pages or pages + * belonging to other filesystems. + */ +static inline bool PageHuge(const struct page *page) +{ + return folio_test_hugetlb(page_folio(page)); +} + +/* + * Check if a page is currently marked HWPoisoned. Note that this check is + * best effort only and inherently racy: there is no way to synchronize with + * failing hardware. + */ +static inline bool is_page_hwpoison(struct page *page) +{ + if (PageHWPoison(page)) + return true; + return PageHuge(page) && PageHWPoison(compound_head(page)); +} + extern bool is_free_buddy_page(struct page *page); PAGEFLAG(Isolated, isolated, PF_ANY); @@ -1118,7 +1138,7 @@ static __always_inline void __ClearPageAnonExclusive(struct page *page) */ #define PAGE_FLAGS_SECOND \ (0xffUL /* order */ | 1UL << PG_has_hwpoisoned | \ - 1UL << PG_hugetlb | 1UL << PG_large_rmappable) + 1UL << PG_large_rmappable) #define PAGE_FLAGS_PRIVATE \ (1UL << PG_private | 1UL << PG_private_2) diff --git a/include/linux/profile.h b/include/linux/profile.h index 11db1ec516e2..04ae5ebcb637 100644 --- a/include/linux/profile.h +++ b/include/linux/profile.h @@ -18,13 +18,8 @@ struct proc_dir_entry; struct notifier_block; #if defined(CONFIG_PROFILING) && defined(CONFIG_PROC_FS) -void create_prof_cpu_mask(void); int create_proc_profile(void); #else -static inline void create_prof_cpu_mask(void) -{ -} - static inline int create_proc_profile(void) { return 0; diff --git a/include/linux/regulator/consumer.h b/include/linux/regulator/consumer.h index 4660582a3302..ed180ca419da 100644 --- a/include/linux/regulator/consumer.h +++ b/include/linux/regulator/consumer.h @@ -320,13 +320,13 @@ devm_regulator_get_exclusive(struct device *dev, const char *id) static inline int devm_regulator_get_enable(struct device *dev, const char *id) { - return -ENODEV; + return 0; } static inline int devm_regulator_get_enable_optional(struct device *dev, const char *id) { - return -ENODEV; + return 0; } static inline struct regulator *__must_check diff --git a/include/linux/skmsg.h b/include/linux/skmsg.h index 9c8dd4c01412..3f3246a6a6fb 100644 --- a/include/linux/skmsg.h +++ b/include/linux/skmsg.h @@ -465,10 +465,12 @@ static inline void sk_psock_put(struct sock *sk, struct sk_psock *psock) static inline void sk_psock_data_ready(struct sock *sk, struct sk_psock *psock) { + read_lock_bh(&sk->sk_callback_lock); if (psock->saved_data_ready) psock->saved_data_ready(sk); else sk->sk_data_ready(sk); + read_unlock_bh(&sk->sk_callback_lock); } static inline void psock_set_prog(struct bpf_prog **pprog, diff --git a/include/net/gro.h b/include/net/gro.h index 50f1e403dbbb..c1d4ca0463a1 100644 --- a/include/net/gro.h +++ b/include/net/gro.h @@ -87,6 +87,15 @@ struct napi_gro_cb { /* used to support CHECKSUM_COMPLETE for tunneling protocols */ __wsum csum; + + /* L3 offsets */ + union { + struct { + u16 network_offset; + u16 inner_network_offset; + }; + u16 network_offsets[2]; + }; }; #define NAPI_GRO_CB(skb) ((struct napi_gro_cb *)(skb)->cb) diff --git a/include/trace/events/mmflags.h b/include/trace/events/mmflags.h index d801409b33cf..d55e53ac91bd 100644 --- a/include/trace/events/mmflags.h +++ b/include/trace/events/mmflags.h @@ -135,6 +135,7 @@ IF_HAVE_PG_ARCH_X(arch_3) #define DEF_PAGETYPE_NAME(_name) { PG_##_name, __stringify(_name) } #define __def_pagetype_names \ + DEF_PAGETYPE_NAME(hugetlb), \ DEF_PAGETYPE_NAME(offline), \ DEF_PAGETYPE_NAME(guard), \ DEF_PAGETYPE_NAME(table), \ diff --git a/include/uapi/drm/etnaviv_drm.h b/include/uapi/drm/etnaviv_drm.h index d87410a8443a..af024d90453d 100644 --- a/include/uapi/drm/etnaviv_drm.h +++ b/include/uapi/drm/etnaviv_drm.h @@ -77,11 +77,6 @@ struct drm_etnaviv_timespec { #define ETNAVIV_PARAM_GPU_PRODUCT_ID 0x1c #define ETNAVIV_PARAM_GPU_CUSTOMER_ID 0x1d #define ETNAVIV_PARAM_GPU_ECO_ID 0x1e -#define ETNAVIV_PARAM_GPU_NN_CORE_COUNT 0x1f -#define ETNAVIV_PARAM_GPU_NN_MAD_PER_CORE 0x20 -#define ETNAVIV_PARAM_GPU_TP_CORE_COUNT 0x21 -#define ETNAVIV_PARAM_GPU_ON_CHIP_SRAM_SIZE 0x22 -#define ETNAVIV_PARAM_GPU_AXI_SRAM_SIZE 0x23 #define ETNA_MAX_PIPES 4 diff --git a/include/uapi/linux/vdpa.h b/include/uapi/linux/vdpa.h index 43c51698195c..842bf1201ac4 100644 --- a/include/uapi/linux/vdpa.h +++ b/include/uapi/linux/vdpa.h @@ -57,7 +57,7 @@ enum vdpa_attr { VDPA_ATTR_DEV_FEATURES, /* u64 */ VDPA_ATTR_DEV_BLK_CFG_CAPACITY, /* u64 */ - VDPA_ATTR_DEV_BLK_CFG_SEG_SIZE, /* u32 */ + VDPA_ATTR_DEV_BLK_CFG_SIZE_MAX, /* u32 */ VDPA_ATTR_DEV_BLK_CFG_BLK_SIZE, /* u32 */ VDPA_ATTR_DEV_BLK_CFG_SEG_MAX, /* u32 */ VDPA_ATTR_DEV_BLK_CFG_NUM_QUEUES, /* u16 */ @@ -70,8 +70,8 @@ enum vdpa_attr { VDPA_ATTR_DEV_BLK_CFG_DISCARD_SEC_ALIGN,/* u32 */ VDPA_ATTR_DEV_BLK_CFG_MAX_WRITE_ZEROES_SEC, /* u32 */ VDPA_ATTR_DEV_BLK_CFG_MAX_WRITE_ZEROES_SEG, /* u32 */ - VDPA_ATTR_DEV_BLK_CFG_READ_ONLY, /* u8 */ - VDPA_ATTR_DEV_BLK_CFG_FLUSH, /* u8 */ + VDPA_ATTR_DEV_BLK_READ_ONLY, /* u8 */ + VDPA_ATTR_DEV_BLK_FLUSH, /* u8 */ /* new attributes must be added above here */ VDPA_ATTR_MAX, diff --git a/init/Kconfig b/init/Kconfig index aa02aec6aa7d..664bedb9a71f 100644 --- a/init/Kconfig +++ b/init/Kconfig @@ -1899,11 +1899,11 @@ config RUST bool "Rust support" depends on HAVE_RUST depends on RUST_IS_AVAILABLE + depends on !CFI_CLANG depends on !MODVERSIONS depends on !GCC_PLUGINS depends on !RANDSTRUCT depends on !DEBUG_INFO_BTF || PAHOLE_HAS_LANG_EXCLUDE - select CONSTRUCTORS help Enables Rust support in the kernel. diff --git a/kernel/bounds.c b/kernel/bounds.c index c5a9fcd2d622..29b2cd00df2c 100644 --- a/kernel/bounds.c +++ b/kernel/bounds.c @@ -19,7 +19,7 @@ int main(void) DEFINE(NR_PAGEFLAGS, __NR_PAGEFLAGS); DEFINE(MAX_NR_ZONES, __MAX_NR_ZONES); #ifdef CONFIG_SMP - DEFINE(NR_CPUS_BITS, bits_per(CONFIG_NR_CPUS)); + DEFINE(NR_CPUS_BITS, order_base_2(CONFIG_NR_CPUS)); #endif DEFINE(SPINLOCK_SIZE, sizeof(spinlock_t)); #ifdef CONFIG_LRU_GEN diff --git a/kernel/bpf/core.c b/kernel/bpf/core.c index 95c7fd093e55..192f67dd1f25 100644 --- a/kernel/bpf/core.c +++ b/kernel/bpf/core.c @@ -2970,6 +2970,15 @@ bool __weak bpf_jit_supports_insn(struct bpf_insn *insn, bool in_arena) return false; } +u64 __weak bpf_arch_uaddress_limit(void) +{ +#if defined(CONFIG_64BIT) && defined(CONFIG_ARCH_HAS_NON_OVERLAPPING_ADDRESS_SPACE) + return TASK_SIZE; +#else + return 0; +#endif +} + /* Return TRUE if the JIT backend satisfies the following two conditions: * 1) JIT backend supports atomic_xchg() on pointer-sized words. * 2) Under the specific arch, the implementation of xchg() is the same diff --git a/kernel/bpf/verifier.c b/kernel/bpf/verifier.c index 87ff414899cf..719c633e500a 100644 --- a/kernel/bpf/verifier.c +++ b/kernel/bpf/verifier.c @@ -18469,8 +18469,7 @@ static int resolve_pseudo_ldimm64(struct bpf_verifier_env *env) f = fdget(fd); map = __bpf_map_get(f); if (IS_ERR(map)) { - verbose(env, "fd %d is not pointing to valid bpf_map\n", - insn[0].imm); + verbose(env, "fd %d is not pointing to valid bpf_map\n", fd); return PTR_ERR(map); } @@ -19886,6 +19885,36 @@ static int do_misc_fixups(struct bpf_verifier_env *env) goto next_insn; } + /* Make it impossible to de-reference a userspace address */ + if (BPF_CLASS(insn->code) == BPF_LDX && + (BPF_MODE(insn->code) == BPF_PROBE_MEM || + BPF_MODE(insn->code) == BPF_PROBE_MEMSX)) { + struct bpf_insn *patch = &insn_buf[0]; + u64 uaddress_limit = bpf_arch_uaddress_limit(); + + if (!uaddress_limit) + goto next_insn; + + *patch++ = BPF_MOV64_REG(BPF_REG_AX, insn->src_reg); + if (insn->off) + *patch++ = BPF_ALU64_IMM(BPF_ADD, BPF_REG_AX, insn->off); + *patch++ = BPF_ALU64_IMM(BPF_RSH, BPF_REG_AX, 32); + *patch++ = BPF_JMP_IMM(BPF_JLE, BPF_REG_AX, uaddress_limit >> 32, 2); + *patch++ = *insn; + *patch++ = BPF_JMP_IMM(BPF_JA, 0, 0, 1); + *patch++ = BPF_MOV64_IMM(insn->dst_reg, 0); + + cnt = patch - insn_buf; + new_prog = bpf_patch_insn_data(env, i + delta, insn_buf, cnt); + if (!new_prog) + return -ENOMEM; + + delta += cnt - 1; + env->prog = prog = new_prog; + insn = new_prog->insnsi + i + delta; + goto next_insn; + } + /* Implement LD_ABS and LD_IND with a rewrite, if supported by the program type. */ if (BPF_CLASS(insn->code) == BPF_LD && (BPF_MODE(insn->code) == BPF_ABS || diff --git a/kernel/cpu.c b/kernel/cpu.c index 07ad53b7f119..63447eb85dab 100644 --- a/kernel/cpu.c +++ b/kernel/cpu.c @@ -3196,6 +3196,7 @@ void __init boot_cpu_hotplug_init(void) this_cpu_write(cpuhp_state.target, CPUHP_ONLINE); } +#ifdef CONFIG_CPU_MITIGATIONS /* * These are used for a global "mitigations=" cmdline option for toggling * optional CPU mitigations. @@ -3206,9 +3207,7 @@ enum cpu_mitigations { CPU_MITIGATIONS_AUTO_NOSMT, }; -static enum cpu_mitigations cpu_mitigations __ro_after_init = - IS_ENABLED(CONFIG_SPECULATION_MITIGATIONS) ? CPU_MITIGATIONS_AUTO : - CPU_MITIGATIONS_OFF; +static enum cpu_mitigations cpu_mitigations __ro_after_init = CPU_MITIGATIONS_AUTO; static int __init mitigations_parse_cmdline(char *arg) { @@ -3224,7 +3223,6 @@ static int __init mitigations_parse_cmdline(char *arg) return 0; } -early_param("mitigations", mitigations_parse_cmdline); /* mitigations=off */ bool cpu_mitigations_off(void) @@ -3239,3 +3237,11 @@ bool cpu_mitigations_auto_nosmt(void) return cpu_mitigations == CPU_MITIGATIONS_AUTO_NOSMT; } EXPORT_SYMBOL_GPL(cpu_mitigations_auto_nosmt); +#else +static int __init mitigations_parse_cmdline(char *arg) +{ + pr_crit("Kernel compiled without mitigations, ignoring 'mitigations'; system may still be vulnerable\n"); + return 0; +} +#endif +early_param("mitigations", mitigations_parse_cmdline); diff --git a/kernel/profile.c b/kernel/profile.c index 8a77769bc4b4..2b775cc5c28f 100644 --- a/kernel/profile.c +++ b/kernel/profile.c @@ -344,49 +344,6 @@ void profile_tick(int type) #include #include -static int prof_cpu_mask_proc_show(struct seq_file *m, void *v) -{ - seq_printf(m, "%*pb\n", cpumask_pr_args(prof_cpu_mask)); - return 0; -} - -static int prof_cpu_mask_proc_open(struct inode *inode, struct file *file) -{ - return single_open(file, prof_cpu_mask_proc_show, NULL); -} - -static ssize_t prof_cpu_mask_proc_write(struct file *file, - const char __user *buffer, size_t count, loff_t *pos) -{ - cpumask_var_t new_value; - int err; - - if (!zalloc_cpumask_var(&new_value, GFP_KERNEL)) - return -ENOMEM; - - err = cpumask_parse_user(buffer, count, new_value); - if (!err) { - cpumask_copy(prof_cpu_mask, new_value); - err = count; - } - free_cpumask_var(new_value); - return err; -} - -static const struct proc_ops prof_cpu_mask_proc_ops = { - .proc_open = prof_cpu_mask_proc_open, - .proc_read = seq_read, - .proc_lseek = seq_lseek, - .proc_release = single_release, - .proc_write = prof_cpu_mask_proc_write, -}; - -void create_prof_cpu_mask(void) -{ - /* create /proc/irq/prof_cpu_mask */ - proc_create("irq/prof_cpu_mask", 0600, NULL, &prof_cpu_mask_proc_ops); -} - /* * This function accesses profiling information. The returned data is * binary: the sampling step and the actual contents of the profile diff --git a/kernel/sched/fair.c b/kernel/sched/fair.c index 03be0d1330a6..c62805dbd608 100644 --- a/kernel/sched/fair.c +++ b/kernel/sched/fair.c @@ -696,15 +696,21 @@ u64 avg_vruntime(struct cfs_rq *cfs_rq) * * XXX could add max_slice to the augmented data to track this. */ +static s64 entity_lag(u64 avruntime, struct sched_entity *se) +{ + s64 vlag, limit; + + vlag = avruntime - se->vruntime; + limit = calc_delta_fair(max_t(u64, 2*se->slice, TICK_NSEC), se); + + return clamp(vlag, -limit, limit); +} + static void update_entity_lag(struct cfs_rq *cfs_rq, struct sched_entity *se) { - s64 lag, limit; - SCHED_WARN_ON(!se->on_rq); - lag = avg_vruntime(cfs_rq) - se->vruntime; - limit = calc_delta_fair(max_t(u64, 2*se->slice, TICK_NSEC), se); - se->vlag = clamp(lag, -limit, limit); + se->vlag = entity_lag(avg_vruntime(cfs_rq), se); } /* @@ -3676,11 +3682,10 @@ static inline void dequeue_load_avg(struct cfs_rq *cfs_rq, struct sched_entity *se) { } #endif -static void reweight_eevdf(struct cfs_rq *cfs_rq, struct sched_entity *se, +static void reweight_eevdf(struct sched_entity *se, u64 avruntime, unsigned long weight) { unsigned long old_weight = se->load.weight; - u64 avruntime = avg_vruntime(cfs_rq); s64 vlag, vslice; /* @@ -3761,7 +3766,7 @@ static void reweight_eevdf(struct cfs_rq *cfs_rq, struct sched_entity *se, * = V - vl' */ if (avruntime != se->vruntime) { - vlag = (s64)(avruntime - se->vruntime); + vlag = entity_lag(avruntime, se); vlag = div_s64(vlag * old_weight, weight); se->vruntime = avruntime - vlag; } @@ -3787,25 +3792,26 @@ static void reweight_entity(struct cfs_rq *cfs_rq, struct sched_entity *se, unsigned long weight) { bool curr = cfs_rq->curr == se; + u64 avruntime; if (se->on_rq) { /* commit outstanding execution time */ - if (curr) - update_curr(cfs_rq); - else + update_curr(cfs_rq); + avruntime = avg_vruntime(cfs_rq); + if (!curr) __dequeue_entity(cfs_rq, se); update_load_sub(&cfs_rq->load, se->load.weight); } dequeue_load_avg(cfs_rq, se); - if (!se->on_rq) { + if (se->on_rq) { + reweight_eevdf(se, avruntime, weight); + } else { /* * Because we keep se->vlag = V - v_i, while: lag_i = w_i*(V - v_i), * we need to scale se->vlag when w_i changes. */ se->vlag = div_s64(se->vlag * se->load.weight, weight); - } else { - reweight_eevdf(cfs_rq, se, weight); } update_load_set(&se->load, weight); diff --git a/kernel/sched/isolation.c b/kernel/sched/isolation.c index 373d42c707bc..5891e715f00d 100644 --- a/kernel/sched/isolation.c +++ b/kernel/sched/isolation.c @@ -46,7 +46,16 @@ int housekeeping_any_cpu(enum hk_type type) if (cpu < nr_cpu_ids) return cpu; - return cpumask_any_and(housekeeping.cpumasks[type], cpu_online_mask); + cpu = cpumask_any_and(housekeeping.cpumasks[type], cpu_online_mask); + if (likely(cpu < nr_cpu_ids)) + return cpu; + /* + * Unless we have another problem this can only happen + * at boot time before start_secondary() brings the 1st + * housekeeping CPU up. + */ + WARN_ON_ONCE(system_state == SYSTEM_RUNNING || + type != HK_TYPE_TIMER); } } return smp_processor_id(); @@ -109,6 +118,7 @@ static void __init housekeeping_setup_type(enum hk_type type, static int __init housekeeping_setup(char *str, unsigned long flags) { cpumask_var_t non_housekeeping_mask, housekeeping_staging; + unsigned int first_cpu; int err = 0; if ((flags & HK_FLAG_TICK) && !(housekeeping.flags & HK_FLAG_TICK)) { @@ -129,7 +139,8 @@ static int __init housekeeping_setup(char *str, unsigned long flags) cpumask_andnot(housekeeping_staging, cpu_possible_mask, non_housekeeping_mask); - if (!cpumask_intersects(cpu_present_mask, housekeeping_staging)) { + first_cpu = cpumask_first_and(cpu_present_mask, housekeeping_staging); + if (first_cpu >= nr_cpu_ids || first_cpu >= setup_max_cpus) { __cpumask_set_cpu(smp_processor_id(), housekeeping_staging); __cpumask_clear_cpu(smp_processor_id(), non_housekeeping_mask); if (!housekeeping.flags) { @@ -138,6 +149,9 @@ static int __init housekeeping_setup(char *str, unsigned long flags) } } + if (cpumask_empty(non_housekeeping_mask)) + goto free_housekeeping_staging; + if (!housekeeping.flags) { /* First setup call ("nohz_full=" or "isolcpus=") */ enum hk_type type; diff --git a/kernel/vmcore_info.c b/kernel/vmcore_info.c index f95516cd45bb..23c125c2e243 100644 --- a/kernel/vmcore_info.c +++ b/kernel/vmcore_info.c @@ -205,11 +205,10 @@ static int __init crash_save_vmcoreinfo_init(void) VMCOREINFO_NUMBER(PG_head_mask); #define PAGE_BUDDY_MAPCOUNT_VALUE (~PG_buddy) VMCOREINFO_NUMBER(PAGE_BUDDY_MAPCOUNT_VALUE); -#ifdef CONFIG_HUGETLB_PAGE - VMCOREINFO_NUMBER(PG_hugetlb); +#define PAGE_HUGETLB_MAPCOUNT_VALUE (~PG_hugetlb) + VMCOREINFO_NUMBER(PAGE_HUGETLB_MAPCOUNT_VALUE); #define PAGE_OFFLINE_MAPCOUNT_VALUE (~PG_offline) VMCOREINFO_NUMBER(PAGE_OFFLINE_MAPCOUNT_VALUE); -#endif #ifdef CONFIG_KALLSYMS VMCOREINFO_SYMBOL(kallsyms_names); diff --git a/kernel/workqueue.c b/kernel/workqueue.c index 0066c8f6c154..d2dbe099286b 100644 --- a/kernel/workqueue.c +++ b/kernel/workqueue.c @@ -1277,8 +1277,12 @@ static bool kick_pool(struct worker_pool *pool) !cpumask_test_cpu(p->wake_cpu, pool->attrs->__pod_cpumask)) { struct work_struct *work = list_first_entry(&pool->worklist, struct work_struct, entry); - p->wake_cpu = cpumask_any_distribute(pool->attrs->__pod_cpumask); - get_work_pwq(work)->stats[PWQ_STAT_REPATRIATED]++; + int wake_cpu = cpumask_any_and_distribute(pool->attrs->__pod_cpumask, + cpu_online_mask); + if (wake_cpu < nr_cpu_ids) { + p->wake_cpu = wake_cpu; + get_work_pwq(work)->stats[PWQ_STAT_REPATRIATED]++; + } } #endif wake_up_process(p); @@ -1594,6 +1598,15 @@ static void wq_update_node_max_active(struct workqueue_struct *wq, int off_cpu) if (off_cpu >= 0) total_cpus--; + /* If all CPUs of the wq get offline, use the default values */ + if (unlikely(!total_cpus)) { + for_each_node(node) + wq_node_nr_active(wq, node)->max = min_active; + + wq_node_nr_active(wq, NUMA_NO_NODE)->max = max_active; + return; + } + for_each_node(node) { int node_cpus; @@ -1606,7 +1619,7 @@ static void wq_update_node_max_active(struct workqueue_struct *wq, int off_cpu) min_active, max_active); } - wq_node_nr_active(wq, NUMA_NO_NODE)->max = min_active; + wq_node_nr_active(wq, NUMA_NO_NODE)->max = max_active; } /** diff --git a/lib/Kconfig.debug b/lib/Kconfig.debug index c63a5fbf1f1c..291185f54ee4 100644 --- a/lib/Kconfig.debug +++ b/lib/Kconfig.debug @@ -375,7 +375,7 @@ config DEBUG_INFO_SPLIT Incompatible with older versions of ccache. config DEBUG_INFO_BTF - bool "Generate BTF typeinfo" + bool "Generate BTF type information" depends on !DEBUG_INFO_SPLIT && !DEBUG_INFO_REDUCED depends on !GCC_PLUGIN_RANDSTRUCT || COMPILE_TEST depends on BPF_SYSCALL @@ -408,7 +408,8 @@ config PAHOLE_HAS_LANG_EXCLUDE using DEBUG_INFO_BTF_MODULES. config DEBUG_INFO_BTF_MODULES - def_bool y + bool "Generate BTF type information for kernel modules" + default y depends on DEBUG_INFO_BTF && MODULES && PAHOLE_HAS_SPLIT_BTF help Generate compact split BTF type information for kernel modules. diff --git a/lib/scatterlist.c b/lib/scatterlist.c index 68b45c82c37a..7bc2220fea80 100644 --- a/lib/scatterlist.c +++ b/lib/scatterlist.c @@ -1124,7 +1124,7 @@ static ssize_t extract_user_to_sg(struct iov_iter *iter, do { res = iov_iter_extract_pages(iter, &pages, maxsize, sg_max, extraction_flags, &off); - if (res < 0) + if (res <= 0) goto failed; len = res; diff --git a/lib/stackdepot.c b/lib/stackdepot.c index 68c97387aa54..cd8f23455285 100644 --- a/lib/stackdepot.c +++ b/lib/stackdepot.c @@ -627,10 +627,10 @@ depot_stack_handle_t stack_depot_save_flags(unsigned long *entries, /* * Zero out zone modifiers, as we don't have specific zone * requirements. Keep the flags related to allocation in atomic - * contexts and I/O. + * contexts, I/O, nolockdep. */ alloc_flags &= ~GFP_ZONEMASK; - alloc_flags &= (GFP_ATOMIC | GFP_KERNEL); + alloc_flags &= (GFP_ATOMIC | GFP_KERNEL | __GFP_NOLOCKDEP); alloc_flags |= __GFP_NOWARN; page = alloc_pages(alloc_flags, DEPOT_POOL_ORDER); if (page) diff --git a/mm/hugetlb.c b/mm/hugetlb.c index 31d00eee028f..ce7be5c24442 100644 --- a/mm/hugetlb.c +++ b/mm/hugetlb.c @@ -1624,7 +1624,7 @@ static inline void __clear_hugetlb_destructor(struct hstate *h, { lockdep_assert_held(&hugetlb_lock); - folio_clear_hugetlb(folio); + __folio_clear_hugetlb(folio); } /* @@ -1711,7 +1711,7 @@ static void add_hugetlb_folio(struct hstate *h, struct folio *folio, h->surplus_huge_pages_node[nid]++; } - folio_set_hugetlb(folio); + __folio_set_hugetlb(folio); folio_change_private(folio, NULL); /* * We have to set hugetlb_vmemmap_optimized again as above @@ -1781,7 +1781,7 @@ static void __update_and_free_hugetlb_folio(struct hstate *h, * If vmemmap pages were allocated above, then we need to clear the * hugetlb destructor under the hugetlb lock. */ - if (clear_dtor) { + if (folio_test_hugetlb(folio)) { spin_lock_irq(&hugetlb_lock); __clear_hugetlb_destructor(h, folio); spin_unlock_irq(&hugetlb_lock); @@ -2049,7 +2049,7 @@ static void __prep_account_new_huge_page(struct hstate *h, int nid) static void init_new_hugetlb_folio(struct hstate *h, struct folio *folio) { - folio_set_hugetlb(folio); + __folio_set_hugetlb(folio); INIT_LIST_HEAD(&folio->lru); hugetlb_set_folio_subpool(folio, NULL); set_hugetlb_cgroup(folio, NULL); @@ -2159,22 +2159,6 @@ static bool prep_compound_gigantic_folio_for_demote(struct folio *folio, return __prep_compound_gigantic_folio(folio, order, true); } -/* - * PageHuge() only returns true for hugetlbfs pages, but not for normal or - * transparent huge pages. See the PageTransHuge() documentation for more - * details. - */ -int PageHuge(const struct page *page) -{ - const struct folio *folio; - - if (!PageCompound(page)) - return 0; - folio = page_folio(page); - return folio_test_hugetlb(folio); -} -EXPORT_SYMBOL_GPL(PageHuge); - /* * Find and lock address space (mapping) in write mode. * @@ -3268,9 +3252,12 @@ struct folio *alloc_hugetlb_folio(struct vm_area_struct *vma, rsv_adjust = hugepage_subpool_put_pages(spool, 1); hugetlb_acct_memory(h, -rsv_adjust); - if (deferred_reserve) + if (deferred_reserve) { + spin_lock_irq(&hugetlb_lock); hugetlb_cgroup_uncharge_folio_rsvd(hstate_index(h), pages_per_huge_page(h), folio); + spin_unlock_irq(&hugetlb_lock); + } } if (!memcg_charge_ret) @@ -6274,6 +6261,12 @@ static vm_fault_t hugetlb_no_page(struct mm_struct *mm, VM_UFFD_MISSING); } + if (!(vma->vm_flags & VM_MAYSHARE)) { + ret = vmf_anon_prepare(vmf); + if (unlikely(ret)) + goto out; + } + folio = alloc_hugetlb_folio(vma, haddr, 0); if (IS_ERR(folio)) { /* @@ -6310,15 +6303,12 @@ static vm_fault_t hugetlb_no_page(struct mm_struct *mm, */ restore_reserve_on_error(h, vma, haddr, folio); folio_put(folio); + ret = VM_FAULT_SIGBUS; goto out; } new_pagecache_folio = true; } else { folio_lock(folio); - - ret = vmf_anon_prepare(vmf); - if (unlikely(ret)) - goto backout_unlocked; anon_rmap = 1; } } else { diff --git a/mm/zswap.c b/mm/zswap.c index caed028945b0..6f8850c44b61 100644 --- a/mm/zswap.c +++ b/mm/zswap.c @@ -1331,15 +1331,22 @@ static unsigned long zswap_shrinker_count(struct shrinker *shrinker, if (!gfp_has_io_fs(sc->gfp_mask)) return 0; -#ifdef CONFIG_MEMCG_KMEM - mem_cgroup_flush_stats(memcg); - nr_backing = memcg_page_state(memcg, MEMCG_ZSWAP_B) >> PAGE_SHIFT; - nr_stored = memcg_page_state(memcg, MEMCG_ZSWAPPED); -#else - /* use pool stats instead of memcg stats */ - nr_backing = zswap_pool_total_size >> PAGE_SHIFT; - nr_stored = atomic_read(&zswap_nr_stored); -#endif + /* + * For memcg, use the cgroup-wide ZSWAP stats since we don't + * have them per-node and thus per-lruvec. Careful if memcg is + * runtime-disabled: we can get sc->memcg == NULL, which is ok + * for the lruvec, but not for memcg_page_state(). + * + * Without memcg, use the zswap pool-wide metrics. + */ + if (!mem_cgroup_disabled()) { + mem_cgroup_flush_stats(memcg); + nr_backing = memcg_page_state(memcg, MEMCG_ZSWAP_B) >> PAGE_SHIFT; + nr_stored = memcg_page_state(memcg, MEMCG_ZSWAPPED); + } else { + nr_backing = zswap_pool_total_size >> PAGE_SHIFT; + nr_stored = atomic_read(&zswap_nr_stored); + } if (!nr_stored) return 0; diff --git a/net/8021q/vlan_core.c b/net/8021q/vlan_core.c index f00158234505..9404dd551dfd 100644 --- a/net/8021q/vlan_core.c +++ b/net/8021q/vlan_core.c @@ -478,6 +478,8 @@ static struct sk_buff *vlan_gro_receive(struct list_head *head, if (unlikely(!vhdr)) goto out; + NAPI_GRO_CB(skb)->network_offsets[NAPI_GRO_CB(skb)->encap_mark] = hlen; + type = vhdr->h_vlan_encapsulated_proto; ptype = gro_find_receive_by_type(type); diff --git a/net/bridge/br_forward.c b/net/bridge/br_forward.c index 7431f89e897b..d7c35f55bd69 100644 --- a/net/bridge/br_forward.c +++ b/net/bridge/br_forward.c @@ -266,7 +266,7 @@ static void maybe_deliver_addr(struct net_bridge_port *p, struct sk_buff *skb, if (skb->dev == p->dev && ether_addr_equal(src, addr)) return; - skb = skb_copy(skb, GFP_ATOMIC); + skb = pskb_copy(skb, GFP_ATOMIC); if (!skb) { DEV_STATS_INC(dev, tx_dropped); return; diff --git a/net/core/filter.c b/net/core/filter.c index 29165744c505..2510464692af 100644 --- a/net/core/filter.c +++ b/net/core/filter.c @@ -4362,10 +4362,12 @@ static __always_inline int __xdp_do_redirect_frame(struct bpf_redirect_info *ri, enum bpf_map_type map_type = ri->map_type; void *fwd = ri->tgt_value; u32 map_id = ri->map_id; + u32 flags = ri->flags; struct bpf_map *map; int err; ri->map_id = 0; /* Valid map id idr range: [1,INT_MAX[ */ + ri->flags = 0; ri->map_type = BPF_MAP_TYPE_UNSPEC; if (unlikely(!xdpf)) { @@ -4377,11 +4379,20 @@ static __always_inline int __xdp_do_redirect_frame(struct bpf_redirect_info *ri, case BPF_MAP_TYPE_DEVMAP: fallthrough; case BPF_MAP_TYPE_DEVMAP_HASH: - map = READ_ONCE(ri->map); - if (unlikely(map)) { + if (unlikely(flags & BPF_F_BROADCAST)) { + map = READ_ONCE(ri->map); + + /* The map pointer is cleared when the map is being torn + * down by bpf_clear_redirect_map() + */ + if (unlikely(!map)) { + err = -ENOENT; + break; + } + WRITE_ONCE(ri->map, NULL); err = dev_map_enqueue_multi(xdpf, dev, map, - ri->flags & BPF_F_EXCLUDE_INGRESS); + flags & BPF_F_EXCLUDE_INGRESS); } else { err = dev_map_enqueue(fwd, xdpf, dev); } @@ -4444,9 +4455,9 @@ EXPORT_SYMBOL_GPL(xdp_do_redirect_frame); static int xdp_do_generic_redirect_map(struct net_device *dev, struct sk_buff *skb, struct xdp_buff *xdp, - struct bpf_prog *xdp_prog, - void *fwd, - enum bpf_map_type map_type, u32 map_id) + struct bpf_prog *xdp_prog, void *fwd, + enum bpf_map_type map_type, u32 map_id, + u32 flags) { struct bpf_redirect_info *ri = this_cpu_ptr(&bpf_redirect_info); struct bpf_map *map; @@ -4456,11 +4467,20 @@ static int xdp_do_generic_redirect_map(struct net_device *dev, case BPF_MAP_TYPE_DEVMAP: fallthrough; case BPF_MAP_TYPE_DEVMAP_HASH: - map = READ_ONCE(ri->map); - if (unlikely(map)) { + if (unlikely(flags & BPF_F_BROADCAST)) { + map = READ_ONCE(ri->map); + + /* The map pointer is cleared when the map is being torn + * down by bpf_clear_redirect_map() + */ + if (unlikely(!map)) { + err = -ENOENT; + break; + } + WRITE_ONCE(ri->map, NULL); err = dev_map_redirect_multi(dev, skb, xdp_prog, map, - ri->flags & BPF_F_EXCLUDE_INGRESS); + flags & BPF_F_EXCLUDE_INGRESS); } else { err = dev_map_generic_redirect(fwd, skb, xdp_prog); } @@ -4497,9 +4517,11 @@ int xdp_do_generic_redirect(struct net_device *dev, struct sk_buff *skb, enum bpf_map_type map_type = ri->map_type; void *fwd = ri->tgt_value; u32 map_id = ri->map_id; + u32 flags = ri->flags; int err; ri->map_id = 0; /* Valid map id idr range: [1,INT_MAX[ */ + ri->flags = 0; ri->map_type = BPF_MAP_TYPE_UNSPEC; if (map_type == BPF_MAP_TYPE_UNSPEC && map_id == INT_MAX) { @@ -4519,7 +4541,7 @@ int xdp_do_generic_redirect(struct net_device *dev, struct sk_buff *skb, return 0; } - return xdp_do_generic_redirect_map(dev, skb, xdp, xdp_prog, fwd, map_type, map_id); + return xdp_do_generic_redirect_map(dev, skb, xdp, xdp_prog, fwd, map_type, map_id, flags); err: _trace_xdp_redirect_err(dev, xdp_prog, ri->tgt_index, err); return err; diff --git a/net/core/gro.c b/net/core/gro.c index 2459ab697f7f..99a45a5211c9 100644 --- a/net/core/gro.c +++ b/net/core/gro.c @@ -372,6 +372,7 @@ static inline void skb_gro_reset_offset(struct sk_buff *skb, u32 nhoff) const skb_frag_t *frag0; unsigned int headlen; + NAPI_GRO_CB(skb)->network_offset = 0; NAPI_GRO_CB(skb)->data_offset = 0; headlen = skb_headlen(skb); NAPI_GRO_CB(skb)->frag0 = skb->data; diff --git a/net/core/skbuff.c b/net/core/skbuff.c index 5f382e94b4d1..28cd640a6ea9 100644 --- a/net/core/skbuff.c +++ b/net/core/skbuff.c @@ -2076,11 +2076,17 @@ static inline int skb_alloc_rx_flag(const struct sk_buff *skb) struct sk_buff *skb_copy(const struct sk_buff *skb, gfp_t gfp_mask) { - int headerlen = skb_headroom(skb); - unsigned int size = skb_end_offset(skb) + skb->data_len; - struct sk_buff *n = __alloc_skb(size, gfp_mask, - skb_alloc_rx_flag(skb), NUMA_NO_NODE); + struct sk_buff *n; + unsigned int size; + int headerlen; + if (WARN_ON_ONCE(skb_shinfo(skb)->gso_type & SKB_GSO_FRAGLIST)) + return NULL; + + headerlen = skb_headroom(skb); + size = skb_end_offset(skb) + skb->data_len; + n = __alloc_skb(size, gfp_mask, + skb_alloc_rx_flag(skb), NUMA_NO_NODE); if (!n) return NULL; @@ -2408,12 +2414,17 @@ struct sk_buff *skb_copy_expand(const struct sk_buff *skb, /* * Allocate the copy buffer */ - struct sk_buff *n = __alloc_skb(newheadroom + skb->len + newtailroom, - gfp_mask, skb_alloc_rx_flag(skb), - NUMA_NO_NODE); - int oldheadroom = skb_headroom(skb); int head_copy_len, head_copy_off; + struct sk_buff *n; + int oldheadroom; + if (WARN_ON_ONCE(skb_shinfo(skb)->gso_type & SKB_GSO_FRAGLIST)) + return NULL; + + oldheadroom = skb_headroom(skb); + n = __alloc_skb(newheadroom + skb->len + newtailroom, + gfp_mask, skb_alloc_rx_flag(skb), + NUMA_NO_NODE); if (!n) return NULL; diff --git a/net/core/skmsg.c b/net/core/skmsg.c index 4d75ef9d24bf..fd20aae30be2 100644 --- a/net/core/skmsg.c +++ b/net/core/skmsg.c @@ -1226,11 +1226,8 @@ static void sk_psock_verdict_data_ready(struct sock *sk) rcu_read_lock(); psock = sk_psock(sk); - if (psock) { - read_lock_bh(&sk->sk_callback_lock); + if (psock) sk_psock_data_ready(sk, psock); - read_unlock_bh(&sk->sk_callback_lock); - } rcu_read_unlock(); } } diff --git a/net/ipv4/af_inet.c b/net/ipv4/af_inet.c index 486a8d4f53b1..a7bad18bc8b5 100644 --- a/net/ipv4/af_inet.c +++ b/net/ipv4/af_inet.c @@ -1573,6 +1573,7 @@ struct sk_buff *inet_gro_receive(struct list_head *head, struct sk_buff *skb) /* The above will be needed by the transport layer if there is one * immediately following this IP hdr. */ + NAPI_GRO_CB(skb)->inner_network_offset = off; /* Note : No need to call skb_gro_postpull_rcsum() here, * as we already checked checksum over ipv4 header was 0 diff --git a/net/ipv4/ip_output.c b/net/ipv4/ip_output.c index b455bd05a7d5..9500031a1f55 100644 --- a/net/ipv4/ip_output.c +++ b/net/ipv4/ip_output.c @@ -1473,7 +1473,7 @@ struct sk_buff *__ip_make_skb(struct sock *sk, * by icmp_hdr(skb)->type. */ if (sk->sk_type == SOCK_RAW && - !inet_test_bit(HDRINCL, sk)) + !(fl4->flowi4_flags & FLOWI_FLAG_KNOWN_NH)) icmp_type = fl4->fl4_icmp_type; else icmp_type = icmp_hdr(skb)->type; diff --git a/net/ipv4/raw.c b/net/ipv4/raw.c index dcb11f22cbf2..4cb43401e0e0 100644 --- a/net/ipv4/raw.c +++ b/net/ipv4/raw.c @@ -612,6 +612,9 @@ static int raw_sendmsg(struct sock *sk, struct msghdr *msg, size_t len) (hdrincl ? FLOWI_FLAG_KNOWN_NH : 0), daddr, saddr, 0, 0, sk->sk_uid); + fl4.fl4_icmp_type = 0; + fl4.fl4_icmp_code = 0; + if (!hdrincl) { rfv.msg = msg; rfv.hlen = 0; diff --git a/net/ipv4/udp.c b/net/ipv4/udp.c index fe55ff5d379b..d0943c5a24e1 100644 --- a/net/ipv4/udp.c +++ b/net/ipv4/udp.c @@ -543,7 +543,8 @@ static inline struct sock *__udp4_lib_lookup_skb(struct sk_buff *skb, struct sock *udp4_lib_lookup_skb(const struct sk_buff *skb, __be16 sport, __be16 dport) { - const struct iphdr *iph = ip_hdr(skb); + const u16 offset = NAPI_GRO_CB(skb)->network_offsets[skb->encapsulation]; + const struct iphdr *iph = (struct iphdr *)(skb->data + offset); struct net *net = dev_net(skb->dev); int iif, sdif; diff --git a/net/ipv4/udp_offload.c b/net/ipv4/udp_offload.c index 3498dd1d0694..8721fe5beca2 100644 --- a/net/ipv4/udp_offload.c +++ b/net/ipv4/udp_offload.c @@ -471,6 +471,7 @@ static struct sk_buff *udp_gro_receive_segment(struct list_head *head, struct sk_buff *p; unsigned int ulen; int ret = 0; + int flush; /* requires non zero csum, for symmetry with GSO */ if (!uh->check) { @@ -504,13 +505,22 @@ static struct sk_buff *udp_gro_receive_segment(struct list_head *head, return p; } + flush = NAPI_GRO_CB(p)->flush; + + if (NAPI_GRO_CB(p)->flush_id != 1 || + NAPI_GRO_CB(p)->count != 1 || + !NAPI_GRO_CB(p)->is_atomic) + flush |= NAPI_GRO_CB(p)->flush_id; + else + NAPI_GRO_CB(p)->is_atomic = false; + /* Terminate the flow on len mismatch or if it grow "too much". * Under small packet flood GRO count could elsewhere grow a lot * leading to excessive truesize values. * On len mismatch merge the first packet shorter than gso_size, * otherwise complete the GRO packet. */ - if (ulen > ntohs(uh2->len)) { + if (ulen > ntohs(uh2->len) || flush) { pp = p; } else { if (NAPI_GRO_CB(skb)->is_flist) { @@ -718,7 +728,8 @@ EXPORT_SYMBOL(udp_gro_complete); INDIRECT_CALLABLE_SCOPE int udp4_gro_complete(struct sk_buff *skb, int nhoff) { - const struct iphdr *iph = ip_hdr(skb); + const u16 offset = NAPI_GRO_CB(skb)->network_offsets[skb->encapsulation]; + const struct iphdr *iph = (struct iphdr *)(skb->data + offset); struct udphdr *uh = (struct udphdr *)(skb->data + nhoff); /* do fraglist only if there is no outer UDP encap (or we already processed it) */ diff --git a/net/ipv6/ip6_offload.c b/net/ipv6/ip6_offload.c index b41e35af69ea..c8b909a9904f 100644 --- a/net/ipv6/ip6_offload.c +++ b/net/ipv6/ip6_offload.c @@ -237,6 +237,7 @@ INDIRECT_CALLABLE_SCOPE struct sk_buff *ipv6_gro_receive(struct list_head *head, goto out; skb_set_network_header(skb, off); + NAPI_GRO_CB(skb)->inner_network_offset = off; flush += ntohs(iph->payload_len) != skb->len - hlen; diff --git a/net/ipv6/udp.c b/net/ipv6/udp.c index 674eadfae569..c81a07ac0463 100644 --- a/net/ipv6/udp.c +++ b/net/ipv6/udp.c @@ -285,7 +285,8 @@ static struct sock *__udp6_lib_lookup_skb(struct sk_buff *skb, struct sock *udp6_lib_lookup_skb(const struct sk_buff *skb, __be16 sport, __be16 dport) { - const struct ipv6hdr *iph = ipv6_hdr(skb); + const u16 offset = NAPI_GRO_CB(skb)->network_offsets[skb->encapsulation]; + const struct ipv6hdr *iph = (struct ipv6hdr *)(skb->data + offset); struct net *net = dev_net(skb->dev); int iif, sdif; diff --git a/net/ipv6/udp_offload.c b/net/ipv6/udp_offload.c index bbd347de00b4..b41152dd4246 100644 --- a/net/ipv6/udp_offload.c +++ b/net/ipv6/udp_offload.c @@ -164,7 +164,8 @@ struct sk_buff *udp6_gro_receive(struct list_head *head, struct sk_buff *skb) INDIRECT_CALLABLE_SCOPE int udp6_gro_complete(struct sk_buff *skb, int nhoff) { - const struct ipv6hdr *ipv6h = ipv6_hdr(skb); + const u16 offset = NAPI_GRO_CB(skb)->network_offsets[skb->encapsulation]; + const struct ipv6hdr *ipv6h = (struct ipv6hdr *)(skb->data + offset); struct udphdr *uh = (struct udphdr *)(skb->data + nhoff); /* do fraglist only if there is no outer UDP encap (or we already processed it) */ diff --git a/net/l2tp/l2tp_eth.c b/net/l2tp/l2tp_eth.c index 39e487ccc468..8ba00ad433c2 100644 --- a/net/l2tp/l2tp_eth.c +++ b/net/l2tp/l2tp_eth.c @@ -127,6 +127,9 @@ static void l2tp_eth_dev_recv(struct l2tp_session *session, struct sk_buff *skb, /* checksums verified by L2TP */ skb->ip_summed = CHECKSUM_NONE; + /* drop outer flow-hash */ + skb_clear_hash(skb); + skb_dst_drop(skb); nf_reset_ct(skb); diff --git a/net/mptcp/protocol.c b/net/mptcp/protocol.c index aff17597e6a7..bb8f96f2b86f 100644 --- a/net/mptcp/protocol.c +++ b/net/mptcp/protocol.c @@ -3731,6 +3731,9 @@ static int mptcp_connect(struct sock *sk, struct sockaddr *uaddr, int addr_len) MPTCP_INC_STATS(sock_net(ssk), MPTCP_MIB_TOKENFALLBACKINIT); mptcp_subflow_early_fallback(msk, subflow); } + + WRITE_ONCE(msk->write_seq, subflow->idsn); + WRITE_ONCE(msk->snd_nxt, subflow->idsn); if (likely(!__mptcp_check_fallback(msk))) MPTCP_INC_STATS(sock_net(sk), MPTCP_MIB_MPCAPABLEACTIVE); diff --git a/net/nsh/nsh.c b/net/nsh/nsh.c index f4a38bd6a7e0..bfb7758063f3 100644 --- a/net/nsh/nsh.c +++ b/net/nsh/nsh.c @@ -77,13 +77,15 @@ EXPORT_SYMBOL_GPL(nsh_pop); static struct sk_buff *nsh_gso_segment(struct sk_buff *skb, netdev_features_t features) { + unsigned int outer_hlen, mac_len, nsh_len; struct sk_buff *segs = ERR_PTR(-EINVAL); u16 mac_offset = skb->mac_header; - unsigned int nsh_len, mac_len; - __be16 proto; + __be16 outer_proto, proto; skb_reset_network_header(skb); + outer_proto = skb->protocol; + outer_hlen = skb_mac_header_len(skb); mac_len = skb->mac_len; if (unlikely(!pskb_may_pull(skb, NSH_BASE_HDR_LEN))) @@ -113,10 +115,10 @@ static struct sk_buff *nsh_gso_segment(struct sk_buff *skb, } for (skb = segs; skb; skb = skb->next) { - skb->protocol = htons(ETH_P_NSH); - __skb_push(skb, nsh_len); - skb->mac_header = mac_offset; - skb->network_header = skb->mac_header + mac_len; + skb->protocol = outer_proto; + __skb_push(skb, nsh_len + outer_hlen); + skb_reset_mac_header(skb); + skb_set_network_header(skb, outer_hlen); skb->mac_len = mac_len; } diff --git a/net/rxrpc/conn_object.c b/net/rxrpc/conn_object.c index 0af4642aeec4..1539d315afe7 100644 --- a/net/rxrpc/conn_object.c +++ b/net/rxrpc/conn_object.c @@ -119,18 +119,13 @@ struct rxrpc_connection *rxrpc_find_client_connection_rcu(struct rxrpc_local *lo switch (srx->transport.family) { case AF_INET: if (peer->srx.transport.sin.sin_port != - srx->transport.sin.sin_port || - peer->srx.transport.sin.sin_addr.s_addr != - srx->transport.sin.sin_addr.s_addr) + srx->transport.sin.sin_port) goto not_found; break; #ifdef CONFIG_AF_RXRPC_IPV6 case AF_INET6: if (peer->srx.transport.sin6.sin6_port != - srx->transport.sin6.sin6_port || - memcmp(&peer->srx.transport.sin6.sin6_addr, - &srx->transport.sin6.sin6_addr, - sizeof(struct in6_addr)) != 0) + srx->transport.sin6.sin6_port) goto not_found; break; #endif diff --git a/net/rxrpc/insecure.c b/net/rxrpc/insecure.c index f2701068ed9e..6716c021a532 100644 --- a/net/rxrpc/insecure.c +++ b/net/rxrpc/insecure.c @@ -19,7 +19,7 @@ static int none_init_connection_security(struct rxrpc_connection *conn, */ static struct rxrpc_txbuf *none_alloc_txbuf(struct rxrpc_call *call, size_t remain, gfp_t gfp) { - return rxrpc_alloc_data_txbuf(call, min_t(size_t, remain, RXRPC_JUMBO_DATALEN), 0, gfp); + return rxrpc_alloc_data_txbuf(call, min_t(size_t, remain, RXRPC_JUMBO_DATALEN), 1, gfp); } static int none_secure_packet(struct rxrpc_call *call, struct rxrpc_txbuf *txb) diff --git a/net/rxrpc/rxkad.c b/net/rxrpc/rxkad.c index f1a68270862d..48a1475e6b06 100644 --- a/net/rxrpc/rxkad.c +++ b/net/rxrpc/rxkad.c @@ -155,7 +155,7 @@ static struct rxrpc_txbuf *rxkad_alloc_txbuf(struct rxrpc_call *call, size_t rem switch (call->conn->security_level) { default: space = min_t(size_t, remain, RXRPC_JUMBO_DATALEN); - return rxrpc_alloc_data_txbuf(call, space, 0, gfp); + return rxrpc_alloc_data_txbuf(call, space, 1, gfp); case RXRPC_SECURITY_AUTH: shdr = sizeof(struct rxkad_level1_hdr); break; diff --git a/net/rxrpc/txbuf.c b/net/rxrpc/txbuf.c index e0679658d9de..c3913d8a50d3 100644 --- a/net/rxrpc/txbuf.c +++ b/net/rxrpc/txbuf.c @@ -21,20 +21,20 @@ struct rxrpc_txbuf *rxrpc_alloc_data_txbuf(struct rxrpc_call *call, size_t data_ { struct rxrpc_wire_header *whdr; struct rxrpc_txbuf *txb; - size_t total, hoff = 0; + size_t total, hoff; void *buf; txb = kmalloc(sizeof(*txb), gfp); if (!txb) return NULL; - if (data_align) - hoff = round_up(sizeof(*whdr), data_align) - sizeof(*whdr); + hoff = round_up(sizeof(*whdr), data_align) - sizeof(*whdr); total = hoff + sizeof(*whdr) + data_size; + data_align = umax(data_align, L1_CACHE_BYTES); mutex_lock(&call->conn->tx_data_alloc_lock); - buf = __page_frag_alloc_align(&call->conn->tx_data_alloc, total, gfp, - ~(data_align - 1) & ~(L1_CACHE_BYTES - 1)); + buf = page_frag_alloc_align(&call->conn->tx_data_alloc, total, gfp, + data_align); mutex_unlock(&call->conn->tx_data_alloc_lock); if (!buf) { kfree(txb); diff --git a/net/sunrpc/xprtsock.c b/net/sunrpc/xprtsock.c index bb9b747d58a1..ce18716491c8 100644 --- a/net/sunrpc/xprtsock.c +++ b/net/sunrpc/xprtsock.c @@ -2664,6 +2664,7 @@ static void xs_tcp_tls_setup_socket(struct work_struct *work) .xprtsec = { .policy = RPC_XPRTSEC_NONE, }, + .stats = upper_clnt->cl_stats, }; unsigned int pflags = current->flags; struct rpc_clnt *lower_clnt; diff --git a/net/tipc/msg.c b/net/tipc/msg.c index 5c9fd4791c4b..76284fc538eb 100644 --- a/net/tipc/msg.c +++ b/net/tipc/msg.c @@ -142,9 +142,9 @@ int tipc_buf_append(struct sk_buff **headbuf, struct sk_buff **buf) if (fragid == FIRST_FRAGMENT) { if (unlikely(head)) goto err; - *buf = NULL; if (skb_has_frag_list(frag) && __skb_linearize(frag)) goto err; + *buf = NULL; frag = skb_unshare(frag, GFP_ATOMIC); if (unlikely(!frag)) goto err; @@ -156,6 +156,11 @@ int tipc_buf_append(struct sk_buff **headbuf, struct sk_buff **buf) if (!head) goto err; + /* Either the input skb ownership is transferred to headskb + * or the input skb is freed, clear the reference to avoid + * bad access on error path. + */ + *buf = NULL; if (skb_try_coalesce(head, frag, &headstolen, &delta)) { kfree_skb_partial(frag, headstolen); } else { @@ -179,7 +184,6 @@ int tipc_buf_append(struct sk_buff **headbuf, struct sk_buff **buf) *headbuf = NULL; return 1; } - *buf = NULL; return 0; err: kfree_skb(*buf); diff --git a/rust/Makefile b/rust/Makefile index 846e6ab9d5a9..86a125c4243c 100644 --- a/rust/Makefile +++ b/rust/Makefile @@ -175,7 +175,6 @@ quiet_cmd_rustdoc_test_kernel = RUSTDOC TK $< mkdir -p $(objtree)/$(obj)/test/doctests/kernel; \ OBJTREE=$(abspath $(objtree)) \ $(RUSTDOC) --test $(rust_flags) \ - @$(objtree)/include/generated/rustc_cfg \ -L$(objtree)/$(obj) --extern alloc --extern kernel \ --extern build_error --extern macros \ --extern bindings --extern uapi \ diff --git a/rust/kernel/init.rs b/rust/kernel/init.rs index 424257284d16..09004b56fb65 100644 --- a/rust/kernel/init.rs +++ b/rust/kernel/init.rs @@ -1292,8 +1292,15 @@ macro_rules! impl_zeroable { i8, i16, i32, i64, i128, isize, f32, f64, - // SAFETY: These are ZSTs, there is nothing to zero. - {} PhantomData, core::marker::PhantomPinned, Infallible, (), + // Note: do not add uninhabited types (such as `!` or `core::convert::Infallible`) to this list; + // creating an instance of an uninhabited type is immediate undefined behavior. For more on + // uninhabited/empty types, consult The Rustonomicon: + // . The Rust Reference + // also has information on undefined behavior: + // . + // + // SAFETY: These are inhabited ZSTs; there is nothing to zero and a valid value exists. + {} PhantomData, core::marker::PhantomPinned, (), // SAFETY: Type is allowed to take any value, including all zeros. {} MaybeUninit, diff --git a/rust/kernel/lib.rs b/rust/kernel/lib.rs index be68d5e567b1..6858e2f8a3ed 100644 --- a/rust/kernel/lib.rs +++ b/rust/kernel/lib.rs @@ -65,7 +65,7 @@ /// The top level entrypoint to implementing a kernel module. /// /// For any teardown or cleanup operations, your type may implement [`Drop`]. -pub trait Module: Sized + Sync { +pub trait Module: Sized + Sync + Send { /// Called at module initialization time. /// /// Use this method to perform whatever setup or registration your module diff --git a/rust/kernel/net/phy.rs b/rust/kernel/net/phy.rs index 96e09c6e8530..265d0e1c1371 100644 --- a/rust/kernel/net/phy.rs +++ b/rust/kernel/net/phy.rs @@ -640,6 +640,10 @@ pub struct Registration { drivers: Pin<&'static mut [DriverVTable]>, } +// SAFETY: The only action allowed in a `Registration` instance is dropping it, which is safe to do +// from any thread because `phy_drivers_unregister` can be called from any thread context. +unsafe impl Send for Registration {} + impl Registration { /// Registers a PHY driver. pub fn register( diff --git a/rust/macros/lib.rs b/rust/macros/lib.rs index f489f3157383..520eae5fd792 100644 --- a/rust/macros/lib.rs +++ b/rust/macros/lib.rs @@ -35,18 +35,6 @@ /// author: "Rust for Linux Contributors", /// description: "My very own kernel module!", /// license: "GPL", -/// params: { -/// my_i32: i32 { -/// default: 42, -/// permissions: 0o000, -/// description: "Example of i32", -/// }, -/// writeable_i32: i32 { -/// default: 42, -/// permissions: 0o644, -/// description: "Example of i32", -/// }, -/// }, /// } /// /// struct MyModule; diff --git a/rust/macros/module.rs b/rust/macros/module.rs index 27979e582e4b..acd0393b5095 100644 --- a/rust/macros/module.rs +++ b/rust/macros/module.rs @@ -199,17 +199,6 @@ pub(crate) fn module(ts: TokenStream) -> TokenStream { /// Used by the printing macros, e.g. [`info!`]. const __LOG_PREFIX: &[u8] = b\"{name}\\0\"; - /// The \"Rust loadable module\" mark. - // - // This may be best done another way later on, e.g. as a new modinfo - // key or a new section. For the moment, keep it simple. - #[cfg(MODULE)] - #[doc(hidden)] - #[used] - static __IS_RUST_MODULE: () = (); - - static mut __MOD: Option<{type_}> = None; - // SAFETY: `__this_module` is constructed by the kernel at load time and will not be // freed until the module is unloaded. #[cfg(MODULE)] @@ -221,81 +210,132 @@ pub(crate) fn module(ts: TokenStream) -> TokenStream { kernel::ThisModule::from_ptr(core::ptr::null_mut()) }}; - // Loadable modules need to export the `{{init,cleanup}}_module` identifiers. - /// # Safety - /// - /// This function must not be called after module initialization, because it may be - /// freed after that completes. - #[cfg(MODULE)] - #[doc(hidden)] - #[no_mangle] - #[link_section = \".init.text\"] - pub unsafe extern \"C\" fn init_module() -> core::ffi::c_int {{ - __init() - }} + // Double nested modules, since then nobody can access the public items inside. + mod __module_init {{ + mod __module_init {{ + use super::super::{type_}; - #[cfg(MODULE)] - #[doc(hidden)] - #[no_mangle] - pub extern \"C\" fn cleanup_module() {{ - __exit() - }} + /// The \"Rust loadable module\" mark. + // + // This may be best done another way later on, e.g. as a new modinfo + // key or a new section. For the moment, keep it simple. + #[cfg(MODULE)] + #[doc(hidden)] + #[used] + static __IS_RUST_MODULE: () = (); - // Built-in modules are initialized through an initcall pointer - // and the identifiers need to be unique. - #[cfg(not(MODULE))] - #[cfg(not(CONFIG_HAVE_ARCH_PREL32_RELOCATIONS))] - #[doc(hidden)] - #[link_section = \"{initcall_section}\"] - #[used] - pub static __{name}_initcall: extern \"C\" fn() -> core::ffi::c_int = __{name}_init; + static mut __MOD: Option<{type_}> = None; - #[cfg(not(MODULE))] - #[cfg(CONFIG_HAVE_ARCH_PREL32_RELOCATIONS)] - core::arch::global_asm!( - r#\".section \"{initcall_section}\", \"a\" - __{name}_initcall: - .long __{name}_init - . - .previous - \"# - ); + // Loadable modules need to export the `{{init,cleanup}}_module` identifiers. + /// # Safety + /// + /// This function must not be called after module initialization, because it may be + /// freed after that completes. + #[cfg(MODULE)] + #[doc(hidden)] + #[no_mangle] + #[link_section = \".init.text\"] + pub unsafe extern \"C\" fn init_module() -> core::ffi::c_int {{ + // SAFETY: This function is inaccessible to the outside due to the double + // module wrapping it. It is called exactly once by the C side via its + // unique name. + unsafe {{ __init() }} + }} - #[cfg(not(MODULE))] - #[doc(hidden)] - #[no_mangle] - pub extern \"C\" fn __{name}_init() -> core::ffi::c_int {{ - __init() - }} + #[cfg(MODULE)] + #[doc(hidden)] + #[no_mangle] + pub extern \"C\" fn cleanup_module() {{ + // SAFETY: + // - This function is inaccessible to the outside due to the double + // module wrapping it. It is called exactly once by the C side via its + // unique name, + // - furthermore it is only called after `init_module` has returned `0` + // (which delegates to `__init`). + unsafe {{ __exit() }} + }} - #[cfg(not(MODULE))] - #[doc(hidden)] - #[no_mangle] - pub extern \"C\" fn __{name}_exit() {{ - __exit() - }} + // Built-in modules are initialized through an initcall pointer + // and the identifiers need to be unique. + #[cfg(not(MODULE))] + #[cfg(not(CONFIG_HAVE_ARCH_PREL32_RELOCATIONS))] + #[doc(hidden)] + #[link_section = \"{initcall_section}\"] + #[used] + pub static __{name}_initcall: extern \"C\" fn() -> core::ffi::c_int = __{name}_init; - fn __init() -> core::ffi::c_int {{ - match <{type_} as kernel::Module>::init(&THIS_MODULE) {{ - Ok(m) => {{ - unsafe {{ - __MOD = Some(m); + #[cfg(not(MODULE))] + #[cfg(CONFIG_HAVE_ARCH_PREL32_RELOCATIONS)] + core::arch::global_asm!( + r#\".section \"{initcall_section}\", \"a\" + __{name}_initcall: + .long __{name}_init - . + .previous + \"# + ); + + #[cfg(not(MODULE))] + #[doc(hidden)] + #[no_mangle] + pub extern \"C\" fn __{name}_init() -> core::ffi::c_int {{ + // SAFETY: This function is inaccessible to the outside due to the double + // module wrapping it. It is called exactly once by the C side via its + // placement above in the initcall section. + unsafe {{ __init() }} + }} + + #[cfg(not(MODULE))] + #[doc(hidden)] + #[no_mangle] + pub extern \"C\" fn __{name}_exit() {{ + // SAFETY: + // - This function is inaccessible to the outside due to the double + // module wrapping it. It is called exactly once by the C side via its + // unique name, + // - furthermore it is only called after `__{name}_init` has returned `0` + // (which delegates to `__init`). + unsafe {{ __exit() }} + }} + + /// # Safety + /// + /// This function must only be called once. + unsafe fn __init() -> core::ffi::c_int {{ + match <{type_} as kernel::Module>::init(&super::super::THIS_MODULE) {{ + Ok(m) => {{ + // SAFETY: No data race, since `__MOD` can only be accessed by this + // module and there only `__init` and `__exit` access it. These + // functions are only called once and `__exit` cannot be called + // before or during `__init`. + unsafe {{ + __MOD = Some(m); + }} + return 0; + }} + Err(e) => {{ + return e.to_errno(); + }} }} - return 0; }} - Err(e) => {{ - return e.to_errno(); + + /// # Safety + /// + /// This function must + /// - only be called once, + /// - be called after `__init` has been called and returned `0`. + unsafe fn __exit() {{ + // SAFETY: No data race, since `__MOD` can only be accessed by this module + // and there only `__init` and `__exit` access it. These functions are only + // called once and `__init` was already called. + unsafe {{ + // Invokes `drop()` on `__MOD`, which should be used for cleanup. + __MOD = None; + }} }} + + {modinfo} }} }} - - fn __exit() {{ - unsafe {{ - // Invokes `drop()` on `__MOD`, which should be used for cleanup. - __MOD = None; - }} - }} - - {modinfo} ", type_ = info.type_, name = info.name, diff --git a/scripts/Makefile.build b/scripts/Makefile.build index baf86c0880b6..533a7799fdfe 100644 --- a/scripts/Makefile.build +++ b/scripts/Makefile.build @@ -273,7 +273,7 @@ rust_common_cmd = \ -Zallow-features=$(rust_allowed_features) \ -Zcrate-attr=no_std \ -Zcrate-attr='feature($(rust_allowed_features))' \ - --extern alloc --extern kernel \ + -Zunstable-options --extern force:alloc --extern kernel \ --crate-type rlib -L $(objtree)/rust/ \ --crate-name $(basename $(notdir $@)) \ --sysroot=/dev/null \ diff --git a/tools/perf/arch/riscv/util/header.c b/tools/perf/arch/riscv/util/header.c index 4a41856938a8..1b29030021ee 100644 --- a/tools/perf/arch/riscv/util/header.c +++ b/tools/perf/arch/riscv/util/header.c @@ -41,7 +41,7 @@ static char *_get_cpuid(void) char *mimpid = NULL; char *cpuid = NULL; int read; - unsigned long line_sz; + size_t line_sz; FILE *cpuinfo; cpuinfo = fopen(CPUINFO, "r"); diff --git a/tools/testing/selftests/bpf/bpf_testmod/bpf_testmod.c b/tools/testing/selftests/bpf/bpf_testmod/bpf_testmod.c index eb2b78552ca2..0b3cef2c5159 100644 --- a/tools/testing/selftests/bpf/bpf_testmod/bpf_testmod.c +++ b/tools/testing/selftests/bpf/bpf_testmod/bpf_testmod.c @@ -205,6 +205,9 @@ __weak noinline struct file *bpf_testmod_return_ptr(int arg) case 5: return (void *)~(1ull << 30); /* trigger extable */ case 6: return &f; /* valid addr */ case 7: return (void *)((long)&f | 1); /* kernel tricks */ +#ifdef CONFIG_X86_64 + case 8: return (void *)VSYSCALL_ADDR; /* vsyscall page address */ +#endif default: return NULL; } } diff --git a/tools/testing/selftests/kselftest_harness.h b/tools/testing/selftests/kselftest_harness.h index ba3ddeda24bf..d98702b6955d 100644 --- a/tools/testing/selftests/kselftest_harness.h +++ b/tools/testing/selftests/kselftest_harness.h @@ -56,7 +56,6 @@ #include #include #include -#include #include #include #include @@ -1159,7 +1158,7 @@ void __run_test(struct __fixture_metadata *f, struct __test_metadata *t) { struct __test_xfail *xfail; - char test_name[LINE_MAX]; + char *test_name; const char *diagnostic; /* reset test struct */ @@ -1167,8 +1166,12 @@ void __run_test(struct __fixture_metadata *f, t->trigger = 0; memset(t->results->reason, 0, sizeof(t->results->reason)); - snprintf(test_name, sizeof(test_name), "%s%s%s.%s", - f->name, variant->name[0] ? "." : "", variant->name, t->name); + if (asprintf(&test_name, "%s%s%s.%s", f->name, + variant->name[0] ? "." : "", variant->name, t->name) == -1) { + ksft_print_msg("ERROR ALLOCATING MEMORY\n"); + t->exit_code = KSFT_FAIL; + _exit(t->exit_code); + } ksft_print_msg(" RUN %s ...\n", test_name); @@ -1206,6 +1209,7 @@ void __run_test(struct __fixture_metadata *f, ksft_test_result_code(t->exit_code, test_name, diagnostic ? "%s" : NULL, diagnostic); + free(test_name); } static int test_harness_run(int argc, char **argv) diff --git a/tools/testing/selftests/kvm/aarch64/vgic_init.c b/tools/testing/selftests/kvm/aarch64/vgic_init.c index eef816b80993..ca917c71ff60 100644 --- a/tools/testing/selftests/kvm/aarch64/vgic_init.c +++ b/tools/testing/selftests/kvm/aarch64/vgic_init.c @@ -84,6 +84,18 @@ static struct vm_gic vm_gic_create_with_vcpus(uint32_t gic_dev_type, return v; } +static struct vm_gic vm_gic_create_barebones(uint32_t gic_dev_type) +{ + struct vm_gic v; + + v.gic_dev_type = gic_dev_type; + v.vm = vm_create_barebones(); + v.gic_fd = kvm_create_device(v.vm, gic_dev_type); + + return v; +} + + static void vm_gic_destroy(struct vm_gic *v) { close(v->gic_fd); @@ -357,6 +369,40 @@ static void test_vcpus_then_vgic(uint32_t gic_dev_type) vm_gic_destroy(&v); } +#define KVM_VGIC_V2_ATTR(offset, cpu) \ + (FIELD_PREP(KVM_DEV_ARM_VGIC_OFFSET_MASK, offset) | \ + FIELD_PREP(KVM_DEV_ARM_VGIC_CPUID_MASK, cpu)) + +#define GIC_CPU_CTRL 0x00 + +static void test_v2_uaccess_cpuif_no_vcpus(void) +{ + struct vm_gic v; + u64 val = 0; + int ret; + + v = vm_gic_create_barebones(KVM_DEV_TYPE_ARM_VGIC_V2); + subtest_dist_rdist(&v); + + ret = __kvm_has_device_attr(v.gic_fd, KVM_DEV_ARM_VGIC_GRP_CPU_REGS, + KVM_VGIC_V2_ATTR(GIC_CPU_CTRL, 0)); + TEST_ASSERT(ret && errno == EINVAL, + "accessed non-existent CPU interface, want errno: %i", + EINVAL); + ret = __kvm_device_attr_get(v.gic_fd, KVM_DEV_ARM_VGIC_GRP_CPU_REGS, + KVM_VGIC_V2_ATTR(GIC_CPU_CTRL, 0), &val); + TEST_ASSERT(ret && errno == EINVAL, + "accessed non-existent CPU interface, want errno: %i", + EINVAL); + ret = __kvm_device_attr_set(v.gic_fd, KVM_DEV_ARM_VGIC_GRP_CPU_REGS, + KVM_VGIC_V2_ATTR(GIC_CPU_CTRL, 0), &val); + TEST_ASSERT(ret && errno == EINVAL, + "accessed non-existent CPU interface, want errno: %i", + EINVAL); + + vm_gic_destroy(&v); +} + static void test_v3_new_redist_regions(void) { struct kvm_vcpu *vcpus[NR_VCPUS]; @@ -675,6 +721,9 @@ void run_tests(uint32_t gic_dev_type) test_vcpus_then_vgic(gic_dev_type); test_vgic_then_vcpus(gic_dev_type); + if (VGIC_DEV_IS_V2(gic_dev_type)) + test_v2_uaccess_cpuif_no_vcpus(); + if (VGIC_DEV_IS_V3(gic_dev_type)) { test_v3_new_redist_regions(); test_v3_typer_accesses(); diff --git a/tools/testing/selftests/mm/mdwe_test.c b/tools/testing/selftests/mm/mdwe_test.c index 200bedcdc32e..1e01d3ddc11c 100644 --- a/tools/testing/selftests/mm/mdwe_test.c +++ b/tools/testing/selftests/mm/mdwe_test.c @@ -7,6 +7,7 @@ #include #include +#define _GNU_SOURCE #include #include #include diff --git a/tools/testing/selftests/mm/protection_keys.c b/tools/testing/selftests/mm/protection_keys.c index 374a308174d2..48dc151f8fca 100644 --- a/tools/testing/selftests/mm/protection_keys.c +++ b/tools/testing/selftests/mm/protection_keys.c @@ -54,7 +54,6 @@ int test_nr; u64 shadow_pkey_reg; int dprint_in_signal; char dprint_in_signal_buffer[DPRINT_IN_SIGNAL_BUF_SIZE]; -char buf[256]; void cat_into_file(char *str, char *file) { @@ -1745,42 +1744,6 @@ void pkey_setup_shadow(void) shadow_pkey_reg = __read_pkey_reg(); } -pid_t parent_pid; - -void restore_settings_atexit(void) -{ - if (parent_pid == getpid()) - cat_into_file(buf, "/proc/sys/vm/nr_hugepages"); -} - -void save_settings(void) -{ - int fd; - int err; - - if (geteuid()) - return; - - fd = open("/proc/sys/vm/nr_hugepages", O_RDONLY); - if (fd < 0) { - fprintf(stderr, "error opening\n"); - perror("error: "); - exit(__LINE__); - } - - /* -1 to guarantee leaving the trailing \0 */ - err = read(fd, buf, sizeof(buf)-1); - if (err < 0) { - fprintf(stderr, "error reading\n"); - perror("error: "); - exit(__LINE__); - } - - parent_pid = getpid(); - atexit(restore_settings_atexit); - close(fd); -} - int main(void) { int nr_iterations = 22; @@ -1788,7 +1751,6 @@ int main(void) srand((unsigned int)time(NULL)); - save_settings(); setup_handlers(); printf("has pkeys: %d\n", pkeys_supported); diff --git a/tools/testing/selftests/mm/run_vmtests.sh b/tools/testing/selftests/mm/run_vmtests.sh index c2c542fe7b17..4bdb3a0c7a60 100755 --- a/tools/testing/selftests/mm/run_vmtests.sh +++ b/tools/testing/selftests/mm/run_vmtests.sh @@ -385,6 +385,7 @@ CATEGORY="ksm_numa" run_test ./ksm_tests -N -m 0 CATEGORY="ksm" run_test ./ksm_functional_tests # protection_keys tests +nr_hugepgs=$(cat /proc/sys/vm/nr_hugepages) if [ -x ./protection_keys_32 ] then CATEGORY="pkey" run_test ./protection_keys_32 @@ -394,6 +395,7 @@ if [ -x ./protection_keys_64 ] then CATEGORY="pkey" run_test ./protection_keys_64 fi +echo "$nr_hugepgs" > /proc/sys/vm/nr_hugepages if [ -x ./soft-dirty ] then diff --git a/tools/testing/selftests/mm/split_huge_page_test.c b/tools/testing/selftests/mm/split_huge_page_test.c index 6c988bd2f335..d3c7f5fb3e7b 100644 --- a/tools/testing/selftests/mm/split_huge_page_test.c +++ b/tools/testing/selftests/mm/split_huge_page_test.c @@ -300,7 +300,7 @@ int create_pagecache_thp_and_fd(const char *testfile, size_t fd_size, int *fd, char **addr) { size_t i; - int dummy; + int __attribute__((unused)) dummy = 0; srand(time(NULL)); diff --git a/tools/testing/selftests/riscv/hwprobe/cbo.c b/tools/testing/selftests/riscv/hwprobe/cbo.c index c537d52fafc5..a40541bb7c7d 100644 --- a/tools/testing/selftests/riscv/hwprobe/cbo.c +++ b/tools/testing/selftests/riscv/hwprobe/cbo.c @@ -19,7 +19,7 @@ #include "hwprobe.h" #include "../../kselftest.h" -#define MK_CBO(fn) cpu_to_le32((fn) << 20 | 10 << 15 | 2 << 12 | 0 << 7 | 15) +#define MK_CBO(fn) le32_bswap((uint32_t)(fn) << 20 | 10 << 15 | 2 << 12 | 0 << 7 | 15) static char mem[4096] __aligned(4096) = { [0 ... 4095] = 0xa5 }; diff --git a/tools/testing/selftests/riscv/hwprobe/hwprobe.h b/tools/testing/selftests/riscv/hwprobe/hwprobe.h index e3fccb390c4d..f3de970c3222 100644 --- a/tools/testing/selftests/riscv/hwprobe/hwprobe.h +++ b/tools/testing/selftests/riscv/hwprobe/hwprobe.h @@ -4,6 +4,16 @@ #include #include +#if __BYTE_ORDER == __BIG_ENDIAN +# define le32_bswap(_x) \ + ((((_x) & 0x000000ffU) << 24) | \ + (((_x) & 0x0000ff00U) << 8) | \ + (((_x) & 0x00ff0000U) >> 8) | \ + (((_x) & 0xff000000U) >> 24)) +#else +# define le32_bswap(_x) (_x) +#endif + /* * Rather than relying on having a new enough libc to define this, just do it * ourselves. This way we don't need to be coupled to a new-enough libc to diff --git a/tools/testing/selftests/syscall_user_dispatch/sud_test.c b/tools/testing/selftests/syscall_user_dispatch/sud_test.c index b5d592d4099e..d975a6767329 100644 --- a/tools/testing/selftests/syscall_user_dispatch/sud_test.c +++ b/tools/testing/selftests/syscall_user_dispatch/sud_test.c @@ -158,6 +158,20 @@ static void handle_sigsys(int sig, siginfo_t *info, void *ucontext) /* In preparation for sigreturn. */ SYSCALL_DISPATCH_OFF(glob_sel); + + /* + * The tests for argument handling assume that `syscall(x) == x`. This + * is a NOP on x86 because the syscall number is passed in %rax, which + * happens to also be the function ABI return register. Other + * architectures may need to swizzle the arguments around. + */ +#if defined(__riscv) +/* REG_A7 is not defined in libc headers */ +# define REG_A7 (REG_A0 + 7) + + ((ucontext_t *)ucontext)->uc_mcontext.__gregs[REG_A0] = + ((ucontext_t *)ucontext)->uc_mcontext.__gregs[REG_A7]; +#endif } TEST(dispatch_and_return)