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authorYanan Wang <wangyanan55@huawei.com>2021-03-30 16:08:50 +0800
committerPaolo Bonzini <pbonzini@redhat.com>2021-04-20 04:18:52 -0400
commitc412d6ac28ac55505c5b079e259caddd9f55d293 (patch)
tree2dc63e9d61af1d1395bdbe4f06af30bfc91e96db /tools/testing/selftests/kvm/lib/assert.c
parentfa76c775be27bdc49cc2d39f8ebdb926a9d53294 (diff)
downloadlinux-c412d6ac28ac55505c5b079e259caddd9f55d293.tar.bz2
KVM: selftests: Print the errno besides error-string in TEST_ASSERT
Print the errno besides error-string in TEST_ASSERT in the format of "errno=%d - %s" will explicitly indicate that the string is an error information. Besides, the errno is easier to be used for debugging than the error-string. Suggested-by: Andrew Jones <drjones@redhat.com> Signed-off-by: Yanan Wang <wangyanan55@huawei.com> Reviewed-by: Andrew Jones <drjones@redhat.com> Message-Id: <20210330080856.14940-5-wangyanan55@huawei.com> Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Diffstat (limited to 'tools/testing/selftests/kvm/lib/assert.c')
-rw-r--r--tools/testing/selftests/kvm/lib/assert.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/tools/testing/selftests/kvm/lib/assert.c b/tools/testing/selftests/kvm/lib/assert.c
index 5ebbd0d6b472..71ade6100fd3 100644
--- a/tools/testing/selftests/kvm/lib/assert.c
+++ b/tools/testing/selftests/kvm/lib/assert.c
@@ -71,9 +71,9 @@ test_assert(bool exp, const char *exp_str,
fprintf(stderr, "==== Test Assertion Failure ====\n"
" %s:%u: %s\n"
- " pid=%d tid=%d - %s\n",
+ " pid=%d tid=%d errno=%d - %s\n",
file, line, exp_str, getpid(), _gettid(),
- strerror(errno));
+ errno, strerror(errno));
test_dump_stack();
if (fmt) {
fputs(" ", stderr);