diff options
| author | Vitaly Kuznetsov <vkuznets@redhat.com> | 2022-11-01 17:54:25 +0300 |
|---|---|---|
| committer | Paolo Bonzini <pbonzini@redhat.com> | 2022-11-21 14:42:43 +0300 |
| commit | 9c2e881945dca4904e8817acf4f0a928570bd400 (patch) | |
| tree | cf70309d22e5eb931e2621e70f1b8c5755cf2d22 /tools/testing/selftests/kvm/include/x86_64 | |
| parent | 4b5d8b222bf185bda25b56de403afde7b6d3c466 (diff) | |
| download | linux-9c2e881945dca4904e8817acf4f0a928570bd400.tar.xz | |
KVM: selftests: hyperv_svm_test: Introduce L2 TLB flush test
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>
Diffstat (limited to 'tools/testing/selftests/kvm/include/x86_64')
| -rw-r--r-- | tools/testing/selftests/kvm/include/x86_64/svm.h | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/tools/testing/selftests/kvm/include/x86_64/svm.h b/tools/testing/selftests/kvm/include/x86_64/svm.h index 483e6ae12f69..4803e1056055 100644 --- a/tools/testing/selftests/kvm/include/x86_64/svm.h +++ b/tools/testing/selftests/kvm/include/x86_64/svm.h @@ -76,6 +76,10 @@ struct hv_vmcb_enlightenments { */ #define HV_VMCB_NESTED_ENLIGHTENMENTS (1U << 31) +/* Synthetic VM-Exit */ +#define HV_SVM_EXITCODE_ENL 0xf0000000 +#define HV_SVM_ENL_EXITCODE_TRAP_AFTER_FLUSH (1) + struct __attribute__ ((__packed__)) vmcb_control_area { u32 intercept_cr; u32 intercept_dr; |