KVM: selftests: hyperv_svm_test: Introduce L2 TLB flush test

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Enable Hyper-V L2 TLB flush and check that Hyper-V TLB flush hypercalls
from L2 don't exit to L1 unless 'TlbLockCount' is set in the Partition
assist page.

Signed-off-by: Vitaly Kuznetsov <vkuznets@redhat.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Message-Id: <20221101145426.251680-48-vkuznets@redhat.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>

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Vitaly Kuznetsov 2022-11-01 15:54:25 +01:00 • committed by Paolo Bonzini

parent 4b5d8b222b

commit 9c2e881945

2 changed files with 58 additions and 5 deletions

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4

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

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59

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

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