KVM: selftests: x86: Cache host CPU vendor (AMD vs. Intel)

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Cache the host CPU vendor for userspace and share it with guest code.

All the current callers of this_cpu* actually care about host cpu so
they are updated to check host_cpu_is*.

Suggested-by: Sean Christopherson <seanjc@google.com>
Reviewed-by: David Matlack <dmatlack@google.com>
Signed-off-by: Vishal Annapurve <vannapurve@google.com>
Link: https://lore.kernel.org/r/20230111004445.416840-3-vannapurve@google.com
Signed-off-by: Sean Christopherson <seanjc@google.com>

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This commit is contained in:

Vishal Annapurve 2023-01-11 00:44:44 +00:00 • committed by Sean Christopherson

parent e99b0d4cc2

commit e6df2ae3f5

6 changed files with 21 additions and 8 deletions

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3

tools/testing/selftests/kvm/include/x86_64/processor.h

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14

tools/testing/selftests/kvm/lib/x86_64/processor.c

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tools/testing/selftests/kvm/x86_64/fix_hypercall_test.c

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tools/testing/selftests/kvm/x86_64/mmio_warning_test.c

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tools/testing/selftests/kvm/x86_64/pmu_event_filter_test.c

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tools/testing/selftests/kvm/x86_64/vmx_exception_with_invalid_guest_state.c

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