Add messages in the checks that are performed before making a request with ARCH_REQ_XCOMP_GUEST_PERM.
Signed-off-by: Gautam Menghani gautammenghani201@gmail.com --- tools/testing/selftests/kvm/lib/x86_64/processor.c | 8 ++++++-- 1 file changed, 6 insertions(+), 2 deletions(-)
diff --git a/tools/testing/selftests/kvm/lib/x86_64/processor.c b/tools/testing/selftests/kvm/lib/x86_64/processor.c index ead7011ee8f6..c74e846661b7 100644 --- a/tools/testing/selftests/kvm/lib/x86_64/processor.c +++ b/tools/testing/selftests/kvm/lib/x86_64/processor.c @@ -643,11 +643,15 @@ void vm_xsave_req_perm(int bit) if (rc == -1 && (errno == ENXIO || errno == EINVAL)) exit(KSFT_SKIP); TEST_ASSERT(rc == 0, "KVM_GET_DEVICE_ATTR(0, KVM_X86_XCOMP_GUEST_SUPP) error: %ld", rc); - if (!(bitmask & (1ULL << bit))) + if (!(bitmask & (1ULL << bit))) { + print_skip("Userspace address of attr data is blank"); exit(KSFT_SKIP); + }
- if (!is_xfd_supported()) + if (!is_xfd_supported()) { + print_skip("XFD is not supported"); exit(KSFT_SKIP); + }
rc = syscall(SYS_arch_prctl, ARCH_REQ_XCOMP_GUEST_PERM, bit);