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linux/arch/arm64/kernel
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Wei Li 14951beaec arm64: armv8_deprecated: Fix warning in isndep cpuhp starting process 
The function run_all_insn_set_hw_mode() is registered as startup callback
of 'CPUHP_AP_ARM64_ISNDEP_STARTING', it invokes set_hw_mode() methods of
all emulated instructions.

As the STARTING callbacks are not expected to fail, if one of the
set_hw_mode() fails, e.g. due to el0 mixed-endian is not supported for
'setend', it will report a warning:

```
CPU[2] cannot support the emulation of setend
CPU 2 UP state arm64/isndep:starting (136) failed (-22)
CPU2: Booted secondary processor 0x0000000002 [0x414fd0c1]
```

To fix it, add a check for INSN_UNAVAILABLE status and skip the process.

Signed-off-by: Wei Li <liwei391@huawei.com>
Tested-by: Huisong Li <lihuisong@huawei.com>
Link: https://lore.kernel.org/r/20240423093501.3460764-1-liwei391@huawei.com
Signed-off-by: Will Deacon <will@kernel.org>
2024-06-05 11:16:55 +01:00
..
pi Kbuild updates for v6.10 2024-05-18 12:39:20 -07:00
probes arm64: extend execmem_info for generated code allocations 2024-05-14 00:31:43 -07:00
vdso Makefile: remove redundant tool coverage variables 2024-05-14 23:35:48 +09:00
vdso32 arch: use $(obj)/ instead of $(src)/ for preprocessed linker scripts 2024-05-02 20:14:16 +09:00
.gitignore
acpi.c arm64: acpi: Honour firmware_signature field of FACS, if it exists 2024-04-18 16:17:33 +01:00
acpi_numa.c arm64: numa: Don't check node against MAX_NUMNODES 2022-07-19 19:10:28 +01:00
acpi_parking_protocol.c arm64: smp: Remove dedicated wakeup IPI 2023-09-25 17:15:28 +01:00
alternative.c Merge branches 'for-next/kpti', 'for-next/missing-proto-warn', 'for-next/iss2-decode', 'for-next/kselftest', 'for-next/misc', 'for-next/feat_mops', 'for-next/module-alloc', 'for-next/sysreg', 'for-next/cpucap', 'for-next/acpi', 'for-next/kdump', 'for-next/acpi-doc', 'for-next/doc' and 'for-next/tpidr2-fix', remote-tracking branch 'arm64/for-next/perf' into for-next/core 2023-06-23 18:32:20 +01:00
armv8_deprecated.c arm64: armv8_deprecated: Fix warning in isndep cpuhp starting process 2024-06-05 11:16:55 +01:00
asm-offsets.c arm64: make member of struct pt_regs and it's offset macro in the same order 2024-02-22 19:07:49 +00:00
cacheinfo.c cacheinfo: Add arm64 early level initializer implementation 2023-04-13 09:32:33 +01:00
compat_alignment.c arm64: compat: Work around uninitialized variable warning 2023-04-05 17:51:47 +01:00
cpu-reset.S arm64: kernel: remove SHF_WRITE|SHF_EXECINSTR from .idmap.text 2023-05-02 12:42:22 +01:00
cpu_errata.c arm64: errata: Add workaround for Arm errata 3194386 and 3312417 2024-05-10 12:21:57 +01:00
cpu_ops.c
cpufeature.c arm64: errata: Add workaround for Arm errata 3194386 and 3312417 2024-05-10 12:21:57 +01:00
cpuidle.c arm64: Explicitly include correct DT includes 2023-07-31 14:45:38 +01:00
cpuinfo.c S390: 2024-03-15 13:03:13 -07:00
crash_dump.c vmcore: convert copy_oldmem_page() to take an iov_iter 2022-04-29 14:37:59 -07:00
debug-monitors.c arm64: kgdb: Set PSTATE.SS to 1 to re-enable single-step 2023-04-14 13:39:47 +01:00
efi-header.S arm64: efi: Enable BTI codegen and add PE/COFF annotation 2023-04-20 15:43:45 +02:00
efi-rt-wrapper.S arm64: efi: Avoid workqueue to check whether EFI runtime is live 2023-01-16 15:27:31 +01:00
efi.c fix missing vmalloc.h includes 2024-04-25 20:55:49 -07:00
elfcore.c arm64: mte: Avoid the racy walk of the vma list during core dump 2023-01-05 15:12:12 +00:00
entry-common.c arm64: Unmask Debug + SError in do_notify_resume() 2024-02-20 18:12:13 +00:00
entry-fpsimd.S arm64/sme: Implement context switching for ZT0 2023-01-20 12:23:06 +00:00
entry-ftrace.S arm64: ftrace: Enable HAVE_FUNCTION_GRAPH_RETVAL 2023-06-20 18:38:37 -04:00
entry.S arm64: entry: simplify kernel_exit logic 2024-01-18 11:00:09 +00:00
fpsimd.c arm64/fpsimd: Avoid erroneous elide of user state reload 2024-05-22 12:46:39 +01:00
ftrace.c arm64: module: mandate MODULE_PLTS 2023-06-06 17:39:05 +01:00
head.S arm64/head: Disable MMU at EL2 before clearing HCR_EL2.E2H 2024-04-18 18:00:55 +01:00
hibernate-asm.S
hibernate.c arm64: hibernate: remove WARN_ON in save_processor_state 2023-06-21 13:33:49 +01:00
hw_breakpoint.c perf/bpf: Remove unneeded uses_default_overflow_handler() 2024-04-12 11:49:50 +02:00
hyp-stub.S ARM64: 2023-07-03 15:32:22 -07:00
idle.c arm64: idle: Tag the arm64 idle functions as __cpuidle 2023-09-25 17:15:28 +01:00
image-vars.h arm64: Enable LPA2 at boot if supported by the system 2024-02-16 12:42:40 +00:00
image.h
io.c arm64/io: Provide a WC friendly __iowriteXX_copy() 2024-04-22 17:11:20 -03:00
irq.c arm64: irq: set the correct node for shadow call stack 2023-12-13 12:09:00 +00:00
jump_label.c jump_label: make initial NOP patching the special case 2022-06-24 09:48:55 +02:00
kaslr.c arm64: kaslr: Use feature override instead of parsing the cmdline again 2024-02-16 12:42:31 +00:00
kexec_image.c kexec_file, arm64: print out debugging message if required 2023-12-20 15:02:57 -08:00
kgdb.c arm64: kgdb: Set PSTATE.SS to 1 to re-enable single-step 2023-04-14 13:39:47 +01:00
kuser32.S arm64: Update Documentation/arm references 2023-06-12 06:33:48 -06:00
machine_kexec.c arm64, crash: wrap crash dumping code into crash related ifdefs 2024-02-23 17:48:23 -08:00
machine_kexec_file.c arm64, crash: wrap crash dumping code into crash related ifdefs 2024-02-23 17:48:23 -08:00
Makefile - Sumanth Korikkar has taught s390 to allocate hotplug-time page frames 2024-03-14 17:43:30 -07:00
module-plts.c Merge branch 'for-next/cpus_have_const_cap' into for-next/core 2023-10-26 17:10:18 +01:00
module.c arch: make execmem setup available regardless of CONFIG_MODULES 2024-05-14 00:31:44 -07:00
mte.c arm64/mm: new ptep layer to manage contig bit 2024-02-22 15:27:18 -08:00
paravirt.c arm64: paravirt: remove conduit check in has_pv_steal_clock 2022-11-09 18:11:56 +00:00
patching.c arm64: patching: fix handling of execmem addresses 2024-05-24 11:55:06 -07:00
pci.c arm64: Explicitly include correct DT includes 2023-07-31 14:45:38 +01:00
perf_callchain.c arm64: Add USER_STACKTRACE support 2024-05-03 14:12:45 +01:00
perf_regs.c perf: arm64: Add SVE vector granule register to user regs 2022-09-22 15:06:02 +01:00
pointer_auth.c
process.c arm64: remove unneeded BUILD_BUG_ON assertion 2024-02-22 11:02:51 +00:00
proton-pack.c arm64: errata: Add workaround for Arm errata 3194386 and 3312417 2024-05-10 12:21:57 +01:00
psci.c treewide: Drop function_nocfi 2022-09-26 10:13:14 -07:00
ptrace.c arm64/ptrace: Use saved floating point state type to determine SVE layout 2024-04-03 15:02:00 +01:00
reloc_test_core.c ARM64: reloc_test: add __init/__exit annotations to module init/exit funcs 2022-09-29 18:04:25 +01:00
reloc_test_syms.S
relocate_kernel.S arm64: kexec: load from kimage prior to clobbering 2022-05-17 14:25:35 +01:00
return_address.c
sdei.c arm64: sdei: abort running SDEI handlers during crash 2023-08-04 17:35:33 +01:00
setup.c arm64: defer clearing DAIF.D 2024-04-28 08:40:35 +01:00
signal.c arm64 updates for 6.9: 2024-03-14 15:35:42 -07:00
signal32.c x86/shstk: Add user control-protection fault handler 2023-08-02 15:01:50 -07:00
sigreturn32.S arm64: compat: Move sigreturn32.S to .rodata section 2022-07-01 12:05:45 +01:00
sleep.S arm64: mm: Handle LVA support as a CPU feature 2024-02-16 12:42:36 +00:00
smccc-call.S
smp.c arm64: defer clearing DAIF.D 2024-04-28 08:40:35 +01:00
smp_spin_table.c treewide: Drop function_nocfi 2022-09-26 10:13:14 -07:00
stacktrace.c arm64: Add USER_STACKTRACE support 2024-05-03 14:12:45 +01:00
suspend.c arm64/sme: Restore SME registers on exit from suspend 2024-02-20 12:19:15 +00:00
sys.c
sys32.c
sys_compat.c arm64: Avoid cpus_have_const_cap() for ARM64_WORKAROUND_1542419 2023-10-16 14:17:06 +01:00
syscall.c arm64: remove unnecessary ifdefs around is_compat_task() 2024-02-28 18:01:23 +00:00
time.c
topology.c arm64/amu: Use capacity_ref_freq() to set AMU ratio 2023-12-23 15:52:36 +01:00
trace-events-emulation.h tracing/treewide: Remove second parameter of __assign_str() 2024-05-22 20:14:47 -04:00
traps.c ARM: 2023-11-02 15:45:15 -10:00
vdso-wrap.S
vdso.c arm64: vdso: Use generic union vdso_data_store 2024-02-20 20:56:00 +01:00
vdso32-wrap.S
vmcore_info.c crash: split vmcoreinfo exporting code out from crash_core.c 2024-02-23 17:48:22 -08:00
vmlinux.lds.S arm64: head: Move early kernel mapping routines into C code 2024-02-16 12:42:33 +00:00
watchdog_hld.c arm64: enable perf events based hard lockup detector 2023-06-09 17:44:22 -07:00