KVM: selftests: Test post-KVM_RUN writes to PERF_CAPABILITIES

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Now that KVM disallows changing PERF_CAPABILITIES after KVM_RUN, expand
the host side checks to verify KVM rejects any attempts to change bits
from userspace.

Link: https://lore.kernel.org/r/20230311004618.920745-18-seanjc@google.com
Signed-off-by: Sean Christopherson <seanjc@google.com>

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Sean Christopherson 2023-03-10 16:46:14 -08:00

parent baa36dac6c

commit 81fd924112

1 changed files with 13 additions and 0 deletions

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

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