linux/arch/x86
Like Xu e33b6d79ac KVM: x86/pmu: Don't tell userspace to save MSRs for non-existent fixed PMCs
Limit the set of MSRs for fixed PMU counters based on the number of fixed
counters actually supported by the host so that userspace doesn't waste
time saving and restoring dummy values.

Signed-off-by: Like Xu <likexu@tencent.com>
[sean: split for !enable_pmu logic, drop min(), write changelog]
Link: https://lore.kernel.org/r/20230124234905.3774678-6-seanjc@google.com
Signed-off-by: Sean Christopherson <seanjc@google.com>
2023-01-26 18:03:42 -08:00
..
boot - Add the call depth tracking mitigation for Retbleed which has 2022-12-14 15:03:00 -08:00
coco x86/insn: Avoid namespace clash by separating instruction decoder MMIO type from MMIO trace type 2023-01-03 18:46:06 +01:00
configs x86/defconfig: Enable CONFIG_DEBUG_WX=y 2022-09-02 10:41:42 +02:00
crypto - Add the call depth tracking mitigation for Retbleed which has 2022-12-14 15:03:00 -08:00
entry - Add the call depth tracking mitigation for Retbleed which has 2022-12-14 15:03:00 -08:00
events perf/x86/rapl: Add support for Intel Emerald Rapids 2023-01-04 21:00:29 +01:00
hyperv x86/hyperv: Remove unregister syscore call from Hyper-V cleanup 2022-11-29 17:55:29 +00:00
ia32 x86/signal/32: Merge native and compat 32-bit signal code 2022-10-19 09:58:49 +02:00
include KVM: x86/pmu: Don't tell userspace to save MSRs for non-existent fixed PMCs 2023-01-26 18:03:42 -08:00
kernel Merge branch 'kvm-v6.2-rc4-fixes' into HEAD 2023-01-24 06:05:23 -05:00
kvm KVM: x86/pmu: Don't tell userspace to save MSRs for non-existent fixed PMCs 2023-01-26 18:03:42 -08:00
lib x86/insn: Avoid namespace clash by separating instruction decoder MMIO type from MMIO trace type 2023-01-03 18:46:06 +01:00
math-emu
mm prandom: remove prandom_u32_max() 2022-12-20 03:13:45 +01:00
net - Add the call depth tracking mitigation for Retbleed which has 2022-12-14 15:03:00 -08:00
pci x86/PCI: Use pr_info() when possible 2022-12-10 10:33:18 -06:00
platform pci-v6.2-changes 2022-12-14 09:54:10 -08:00
power - Add the call depth tracking mitigation for Retbleed which has 2022-12-14 15:03:00 -08:00
purgatory x86/purgatory: disable KMSAN instrumentation 2022-10-28 13:37:23 -07:00
ras
realmode x86/boot: Skip realmode init code when running as Xen PV guest 2022-11-25 12:05:22 +01:00
tools x86/tools/relocs: Ignore __kcfi_typeid_ relocations 2022-09-26 10:13:15 -07:00
um [elf][non-regset] uninline elf_core_copy_task_fpregs() (and lose pt_regs argument) 2022-11-24 23:24:23 -05:00
video
virt/vmx/tdx
xen - Add the call depth tracking mitigation for Retbleed which has 2022-12-14 15:03:00 -08:00
.gitignore x86/purgatory: Omit use of bin2c 2022-07-25 10:32:32 +02:00
Kbuild
Kconfig powerpc updates for 6.2 2022-12-19 07:13:33 -06:00
Kconfig.assembler
Kconfig.cpu
Kconfig.debug arch: make TRACE_IRQFLAGS_NMI_SUPPORT generic 2022-06-23 15:39:21 +01:00
Makefile Kbuild updates for v6.2 2022-12-19 12:33:32 -06:00
Makefile_32.cpu
Makefile.um