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| author | Vitaly Kuznetsov <vkuznets@redhat.com> | 2022-11-01 15:54:21 +0100 |
|---|---|---|
| committer | Paolo Bonzini <pbonzini@redhat.com> | 2022-11-21 06:41:59 -0500 |
| commit | 6c15c3c46520374e1a144942e5228f963f5eb2d5 (patch) | |
| tree | eda82cbfeb5c4c3656f7ceebe315916feb16f8aa | |
| parent | 2dc458b8622182ac4d89de793c548cf04f632801 (diff) | |
| download | lwn-6c15c3c46520374e1a144942e5228f963f5eb2d5.tar.gz lwn-6c15c3c46520374e1a144942e5228f963f5eb2d5.zip | |
KVM: selftests: Allocate Hyper-V partition assist page
In preparation to testing Hyper-V L2 TLB flush hypercalls, allocate
so-called Partition assist page.
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: <20221101145426.251680-44-vkuznets@redhat.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
| -rw-r--r-- | tools/testing/selftests/kvm/include/x86_64/hyperv.h | 5 | ||||
| -rw-r--r-- | tools/testing/selftests/kvm/lib/x86_64/hyperv.c | 5 |
2 files changed, 10 insertions, 0 deletions
diff --git a/tools/testing/selftests/kvm/include/x86_64/hyperv.h b/tools/testing/selftests/kvm/include/x86_64/hyperv.h index becdd8245e84..9218bb5f44bf 100644 --- a/tools/testing/selftests/kvm/include/x86_64/hyperv.h +++ b/tools/testing/selftests/kvm/include/x86_64/hyperv.h @@ -274,6 +274,11 @@ struct hyperv_test_pages { uint64_t vp_assist_gpa; void *vp_assist; + /* Partition assist page */ + void *partition_assist_hva; + uint64_t partition_assist_gpa; + void *partition_assist; + /* Enlightened VMCS */ void *enlightened_vmcs_hva; uint64_t enlightened_vmcs_gpa; diff --git a/tools/testing/selftests/kvm/lib/x86_64/hyperv.c b/tools/testing/selftests/kvm/lib/x86_64/hyperv.c index a2fc083c65ef..efb7e7a1354d 100644 --- a/tools/testing/selftests/kvm/lib/x86_64/hyperv.c +++ b/tools/testing/selftests/kvm/lib/x86_64/hyperv.c @@ -19,6 +19,11 @@ struct hyperv_test_pages *vcpu_alloc_hyperv_test_pages(struct kvm_vm *vm, hv->vp_assist_hva = addr_gva2hva(vm, (uintptr_t)hv->vp_assist); hv->vp_assist_gpa = addr_gva2gpa(vm, (uintptr_t)hv->vp_assist); + /* Setup of a region of guest memory for the partition assist page. */ + hv->partition_assist = (void *)vm_vaddr_alloc_page(vm); + hv->partition_assist_hva = addr_gva2hva(vm, (uintptr_t)hv->partition_assist); + hv->partition_assist_gpa = addr_gva2gpa(vm, (uintptr_t)hv->partition_assist); + /* Setup of a region of guest memory for the enlightened VMCS. */ hv->enlightened_vmcs = (void *)vm_vaddr_alloc_page(vm); hv->enlightened_vmcs_hva = addr_gva2hva(vm, (uintptr_t)hv->enlightened_vmcs); |