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KVM: selftests: Check that XTILEDATA supports XFD

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Check that XTILEDATA supports XFD. In amx_test, add the requirement that
the guest allows the xfeature, XTILEDATA, to be set in XFD. Otherwise, the
test may fail.

Signed-off-by: Aaron Lewis <aaronlewis@google.com>
Signed-off-by: Mingwei Zhang <mizhang@google.com>
Link: https://lore.kernel.org/r/20230221163655.920289-14-mizhang@google.com
Signed-off-by: Sean Christopherson <seanjc@google.com>
This commit is contained in:
Aaron Lewis
2023-02-21 16:36:55 +00:00
committed by Sean Christopherson
parent d32fb07142
commit d563164eae
2 changed files with 2 additions and 0 deletions
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tools/testing/selftests/kvm/include/x86_64/processor.h
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@@ -143,6 +143,7 @@ struct kvm_x86_cpu_feature {
#define X86_FEATURE_XTILEDATA KVM_X86_CPU_FEATURE(0xD, 0, EAX, 18)
#define X86_FEATURE_XSAVES KVM_X86_CPU_FEATURE(0xD, 1, EAX, 3)
#define X86_FEATURE_XFD KVM_X86_CPU_FEATURE(0xD, 1, EAX, 4)
#define X86_FEATURE_XTILEDATA_XFD KVM_X86_CPU_FEATURE(0xD, 18, ECX, 2)
/*
* Extended Leafs, a.k.a. AMD defined