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| author |   Aaron Lewis <aaronlewis@google.com> | 2019-05-02 11:31:41 -0700 |
|---|---|---|
| committer |   Paolo Bonzini <pbonzini@redhat.com> | 2019-05-08 14:12:09 +0200 |
| commit | da1e3071d53d79b00b07b34a5853c8e42f35d745 (patch) | |
| tree | fd7b638659579b86d2870afb0564872170285d5c /tools/testing/selftests/kvm/lib | |
| parent | KVM: nVMX: KVM_SET_NESTED_STATE - Tear down old EVMCS state before setting new state (diff) | |
| download | linux-dev-da1e3071d53d79b00b07b34a5853c8e42f35d745.tar.xz linux-dev-da1e3071d53d79b00b07b34a5853c8e42f35d745.zip | |
tests: kvm: Add tests for KVM_SET_NESTED_STATE
Add tests for KVM_SET_NESTED_STATE and for various code paths in its implementation in vmx_set_nested_state().
Signed-off-by: Aaron Lewis <aaronlewis@google.com>
Reviewed-by: Marc Orr <marcorr@google.com>
Reviewed-by: Peter Shier <pshier@google.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Diffstat (limited to 'tools/testing/selftests/kvm/lib')
| -rw-r--r-- | tools/testing/selftests/kvm/lib/kvm_util.c | 32 |
1 files changed, 32 insertions, 0 deletions
diff --git a/tools/testing/selftests/kvm/lib/kvm_util.c b/tools/testing/selftests/kvm/lib/kvm_util.c index 4ca96b228e46..e9113857f44e 100644 --- a/tools/testing/selftests/kvm/lib/kvm_util.c +++ b/tools/testing/selftests/kvm/lib/kvm_util.c @@ -1250,6 +1250,38 @@ void vcpu_events_set(struct kvm_vm *vm, uint32_t vcpuid, ret, errno); } +void vcpu_nested_state_get(struct kvm_vm *vm, uint32_t vcpuid, + struct kvm_nested_state *state) +{ + struct vcpu *vcpu = vcpu_find(vm, vcpuid); + int ret; + + TEST_ASSERT(vcpu != NULL, "vcpu not found, vcpuid: %u", vcpuid); + + ret = ioctl(vcpu->fd, KVM_GET_NESTED_STATE, state); + TEST_ASSERT(ret == 0, + "KVM_SET_NESTED_STATE failed, ret: %i errno: %i", + ret, errno); +} + +int vcpu_nested_state_set(struct kvm_vm *vm, uint32_t vcpuid, + struct kvm_nested_state *state, bool ignore_error) +{ + struct vcpu *vcpu = vcpu_find(vm, vcpuid); + int ret; + + TEST_ASSERT(vcpu != NULL, "vcpu not found, vcpuid: %u", vcpuid); + + ret = ioctl(vcpu->fd, KVM_SET_NESTED_STATE, state); + if (!ignore_error) { + TEST_ASSERT(ret == 0, + "KVM_SET_NESTED_STATE failed, ret: %i errno: %i", + ret, errno); + } + + return ret; +} + /* * VM VCPU System Regs Get * |