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qemu/target/i386
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Pawan Gupta 3a2a1f97ea target/i386: Export GDS_NO bit to guests 
Gather Data Sampling (GDS) is a side-channel attack using Gather
instructions. Some Intel processors will set ARCH_CAP_GDS_NO bit in
MSR IA32_ARCH_CAPABILITIES to report that they are not vulnerable to
GDS.

Make this bit available to guests.

Closes: https://lore.kernel.org/qemu-devel/CAMGffEmG6TNq0n3+4OJAgXc8J0OevY60KHZekXCBs3LoK9vehA@mail.gmail.com/
Reported-by: Jack Wang <jinpu.wang@ionos.com>
Signed-off-by: Pawan Gupta <pawan.kumar.gupta@linux.intel.com>
Tested-by: Jack Wang <jinpu.wang@ionos.com>
Tested-by: Daniel Sneddon <daniel.sneddon@linux.intel.com>
Message-ID: <fde42d81ce454477ca8e27d5429a190b7366fe86.1692074650.git.pawan.kumar.gupta@linux.intel.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
2023-09-21 10:39:51 +02:00
..
hvf sysemu/hvf: Use vaddr for hvf_arch_[insert|remove]_hw_breakpoint 2023-08-24 11:21:40 -07:00
kvm sysemu/kvm: Restrict kvm_pc_setup_irq_routing() to x86 targets 2023-09-07 13:32:37 +02:00
nvmm exec/memory: Add symbolic value for memory listener priority for accel 2023-06-28 14:27:59 +02:00
tcg * only build util/async-teardown.c when system build is requested 2023-09-07 10:29:06 -04:00
whpx exec/memory: Add symbolic value for memory listener priority for accel 2023-06-28 14:27:59 +02:00
arch_dump.c dump: Replace opaque DumpState pointer with a typed one 2022-10-06 19:30:43 +04:00
arch_memory_mapping.c exec,dump,i386,ppc,s390x: don't include exec/cpu-all.h explicitly 2017-09-19 18:21:33 +02:00
cpu-dump.c target/i386: Remove x86_cpu_dump_local_apic_state() dead stub 2023-02-27 22:29:01 +01:00
cpu-internal.h i386: split off sysemu part of cpu.c 2021-05-10 15:41:52 -04:00
cpu-param.h target/i386: Remove NB_MMU_MODES define 2023-03-13 06:44:37 -07:00
cpu-qom.h target/i386: Convert to 3-phase reset 2022-12-16 15:58:15 +00:00
cpu-sysemu.c target/i386/cpu-sysemu: Inline kvm_apic_in_kernel() 2023-09-07 13:32:37 +02:00
cpu.c target/i386: Export GDS_NO bit to guests 2023-09-21 10:39:51 +02:00
cpu.h target/i386: enumerate bit 56 of MSR_IA32_VMX_BASIC 2023-09-21 10:39:51 +02:00
gdbstub.c gdbstub: move register helpers into standalone include 2023-03-07 20:44:08 +00:00
helper.c target/i386/helper: Restrict KVM declarations to system emulation 2023-09-07 13:32:37 +02:00
helper.h target/i386: implement SYSCALL/SYSRET in 32-bit emulators 2023-06-26 10:23:56 +02:00
host-cpu.c *: Add missing includes of qemu/error-report.h 2023-03-22 15:06:57 +00:00
host-cpu.h accel-cpu: make cpu_realizefn return a bool 2021-05-10 15:41:50 -04:00
Kconfig meson: Introduce target-specific Kconfig 2021-07-09 18:21:34 +02:00
machine.c i386/xen: handle PV timer hypercalls 2023-03-01 09:07:52 +00:00
meson.build accel: Remove HAX accelerator 2023-08-31 19:46:43 +02:00
monitor.c error: Drop superfluous #include "qapi/qmp/qerror.h" 2023-02-23 13:56:14 +01:00
ops_sse.h target/i386: Use aesdec_ISB_ISR_IMC_AK 2023-07-08 07:30:18 +01:00
sev-sysemu-stub.c error: Drop superfluous #include "qapi/qmp/qerror.h" 2023-02-23 13:56:14 +01:00
sev.c i386/sev: Update checks and information related to reduced-phys-bits 2023-04-28 12:50:34 +02:00
sev.h bulk: Do not declare function prototypes using 'extern' keyword 2023-08-31 19:47:43 +02:00
svm.h target/i386: Added vVMLOAD and vVMSAVE feature 2021-09-13 13:56:26 +02:00
trace-events * Update the references to some doc files (use *.rst instead of *.txt) 2021-06-02 17:08:11 +01:00
trace.h trace: switch position of headers to what Meson requires 2020-08-21 06:18:24 -04:00
xsave_helper.c x86: add support for KVM_CAP_XSAVE2 and AMX state migration 2022-03-15 11:50:50 +01:00