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| author | Vitaly Kuznetsov <vkuznets@redhat.com> | 2022-11-01 17:53:59 +0300 |
|---|---|---|
| committer | Paolo Bonzini <pbonzini@redhat.com> | 2022-11-18 20:59:13 +0300 |
| commit | b0c9c25e46252a576a974dd659f2396774e0dbb1 (patch) | |
| tree | bace7b75efc324c3c1ddcac28ace62868e3d4534 /arch/x86/kvm/svm/hyperv.c | |
| parent | e45aa2444d280747d27d4d98685d761125c4e364 (diff) | |
| download | linux-b0c9c25e46252a576a974dd659f2396774e0dbb1.tar.xz | |
KVM: x86: Introduce .hv_inject_synthetic_vmexit_post_tlb_flush() nested hook
Hyper-V supports injecting synthetic L2->L1 exit after performing
L2 TLB flush operation but the procedure is vendor specific. Introduce
.hv_inject_synthetic_vmexit_post_tlb_flush nested hook for it.
Reviewed-by: Maxim Levitsky <mlevitsk@redhat.com>
Reviewed-by: Sean Christopherson <seanjc@google.com>
Signed-off-by: Vitaly Kuznetsov <vkuznets@redhat.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Message-Id: <20221101145426.251680-22-vkuznets@redhat.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Diffstat (limited to 'arch/x86/kvm/svm/hyperv.c')
| -rw-r--r-- | arch/x86/kvm/svm/hyperv.c | 11 |
1 files changed, 11 insertions, 0 deletions
diff --git a/arch/x86/kvm/svm/hyperv.c b/arch/x86/kvm/svm/hyperv.c new file mode 100644 index 000000000000..911f51021af1 --- /dev/null +++ b/arch/x86/kvm/svm/hyperv.c @@ -0,0 +1,11 @@ +// SPDX-License-Identifier: GPL-2.0-only +/* + * AMD SVM specific code for Hyper-V on KVM. + * + * Copyright 2022 Red Hat, Inc. and/or its affiliates. + */ +#include "hyperv.h" + +void svm_hv_inject_synthetic_vmexit_post_tlb_flush(struct kvm_vcpu *vcpu) +{ +} |