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authorMickaël Salaün <mic@digikod.net>2024-04-08 10:46:24 +0300
committerShuah Khan <skhan@linuxfoundation.org>2024-05-06 23:22:02 +0300
commit8bd5d74babc92558da67497918210e053515b2c4 (patch)
tree520c4ffd646f8bd306272e03b455d6123cf2ca19 /lib
parent70585f05fbd2bfc25289ff8d95189fa2ed80b9a4 (diff)
downloadlinux-8bd5d74babc92558da67497918210e053515b2c4.tar.xz
kunit: Print last test location on fault
This helps identify the location of test faults with opportunistic calls to _KUNIT_SAVE_LOC(). This can be useful while writing tests or debugging them. It is possible to call KUNIT_SUCCESS() to explicit save last location. Cc: Brendan Higgins <brendanhiggins@google.com> Cc: David Gow <davidgow@google.com> Cc: Rae Moar <rmoar@google.com> Cc: Shuah Khan <skhan@linuxfoundation.org> Reviewed-by: Kees Cook <keescook@chromium.org> Signed-off-by: Mickaël Salaün <mic@digikod.net> Link: https://lore.kernel.org/r/20240408074625.65017-7-mic@digikod.net Signed-off-by: Shuah Khan <skhan@linuxfoundation.org>
Diffstat (limited to 'lib')
-rw-r--r--lib/kunit/try-catch.c10
1 files changed, 7 insertions, 3 deletions
diff --git a/lib/kunit/try-catch.c b/lib/kunit/try-catch.c
index 7a3910dd78a6..fa687278ccc9 100644
--- a/lib/kunit/try-catch.c
+++ b/lib/kunit/try-catch.c
@@ -96,9 +96,13 @@ void kunit_try_catch_run(struct kunit_try_catch *try_catch, void *context)
if (exit_code == -EFAULT)
try_catch->try_result = 0;
- else if (exit_code == -EINTR)
- kunit_err(test, "try faulted\n");
- else if (exit_code == -ETIMEDOUT)
+ else if (exit_code == -EINTR) {
+ if (test->last_seen.file)
+ kunit_err(test, "try faulted: last line seen %s:%d\n",
+ test->last_seen.file, test->last_seen.line);
+ else
+ kunit_err(test, "try faulted\n");
+ } else if (exit_code == -ETIMEDOUT)
kunit_err(test, "try timed out\n");
else if (exit_code)
kunit_err(test, "Unknown error: %d\n", exit_code);