Extend the kvm_get_feature_msr function to cover also KVM_GET_MSR_FEATURE_INDEX_LIST.
Signed-off-by: Emanuele Giuseppe Esposito <[email protected]> --- tools/testing/selftests/kvm/lib/x86_64/processor.c | 7 +++++++ 1 file changed, 7 insertions(+) diff --git a/tools/testing/selftests/kvm/lib/x86_64/processor.c b/tools/testing/selftests/kvm/lib/x86_64/processor.c index a8906e60a108..3eaa6b0172a9 100644 --- a/tools/testing/selftests/kvm/lib/x86_64/processor.c +++ b/tools/testing/selftests/kvm/lib/x86_64/processor.c @@ -688,13 +688,20 @@ uint64_t kvm_get_feature_msr(uint64_t msr_index) struct kvm_msr_entry entry; } buffer = {}; int r, kvm_fd; + struct kvm_msr_list features_list; buffer.header.nmsrs = 1; buffer.entry.index = msr_index; + features_list.nmsrs = 1; + kvm_fd = open(KVM_DEV_PATH, O_RDONLY); if (kvm_fd < 0) exit(KSFT_SKIP); + r = ioctl(kvm_fd, KVM_GET_MSR_FEATURE_INDEX_LIST, &features_list); + TEST_ASSERT(r < 0 && r != -E2BIG, "KVM_GET_MSR_FEATURE_INDEX_LIST IOCTL failed,\n" + " rc: %i errno: %i", r, errno); + r = ioctl(kvm_fd, KVM_GET_MSRS, &buffer.header); TEST_ASSERT(r == 1, "KVM_GET_MSRS IOCTL failed,\n" " rc: %i errno: %i", r, errno); -- 2.29.2
