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| author | Aaron Lewis <aaronlewis@google.com> | 2023-02-21 19:36:54 +0300 |
|---|---|---|
| committer | Sean Christopherson <seanjc@google.com> | 2023-03-25 00:21:41 +0300 |
| commit | d32fb071429360f5f597c284087c845b2f748ebe (patch) | |
| tree | b4b73882943f2794b0ec434db95780ed9cf7de51 /tools/testing/selftests/kvm/include/x86_64 | |
| parent | d01d4a4f7bd2197208b904378debf3331eec936e (diff) | |
| download | linux-d32fb071429360f5f597c284087c845b2f748ebe.tar.xz | |
KVM: selftests: Check that the palette table exists before using it
Check that the palette table exists before using it. The maximum number of
AMX palette tables is enumerated by CPUID.1DH:EAX. Assert that the palette
used in amx_test, CPUID.1DH.1H, does not exceed that maximum.
Signed-off-by: Aaron Lewis <aaronlewis@google.com>
Signed-off-by: Mingwei Zhang <mizhang@google.com>
Link: https://lore.kernel.org/r/20230221163655.920289-13-mizhang@google.com
Signed-off-by: Sean Christopherson <seanjc@google.com>
Diffstat (limited to 'tools/testing/selftests/kvm/include/x86_64')
| -rw-r--r-- | tools/testing/selftests/kvm/include/x86_64/processor.h | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/tools/testing/selftests/kvm/include/x86_64/processor.h b/tools/testing/selftests/kvm/include/x86_64/processor.h index 44b6c23d08f7..f108fae5d29e 100644 --- a/tools/testing/selftests/kvm/include/x86_64/processor.h +++ b/tools/testing/selftests/kvm/include/x86_64/processor.h @@ -227,6 +227,7 @@ struct kvm_x86_cpu_property { #define X86_PROPERTY_XSTATE_MAX_SIZE KVM_X86_CPU_PROPERTY(0xd, 0, ECX, 0, 31) #define X86_PROPERTY_XSTATE_TILE_SIZE KVM_X86_CPU_PROPERTY(0xd, 18, EAX, 0, 31) #define X86_PROPERTY_XSTATE_TILE_OFFSET KVM_X86_CPU_PROPERTY(0xd, 18, EBX, 0, 31) +#define X86_PROPERTY_AMX_MAX_PALETTE_TABLES KVM_X86_CPU_PROPERTY(0x1d, 0, EAX, 0, 31) #define X86_PROPERTY_AMX_TOTAL_TILE_BYTES KVM_X86_CPU_PROPERTY(0x1d, 1, EAX, 0, 15) #define X86_PROPERTY_AMX_BYTES_PER_TILE KVM_X86_CPU_PROPERTY(0x1d, 1, EAX, 16, 31) #define X86_PROPERTY_AMX_BYTES_PER_ROW KVM_X86_CPU_PROPERTY(0x1d, 1, EBX, 0, 15) |