diff options
authorSteven Rostedt <srostedt@redhat.com>2012-06-18 09:28:16 -0400
committerSteven Rostedt <rostedt@goodmis.org>2012-06-28 13:52:14 -0400
commit0be61ebc18b919dddbdbcd1c4f42513c310ecf59 (patch)
parent357398e96d8c883b010379a7669df43ed0e2e32b (diff)
tracing/selftest: Add a WARN_ON() if a tracer test fails
Add a WARN_ON() output on test failures so that they are easier to detect in automated tests. Although, the WARN_ON() will not print if the test causes the system to crash, obviously. Signed-off-by: Steven Rostedt <rostedt@goodmis.org>
1 files changed, 2 insertions, 0 deletions
diff --git a/kernel/trace/trace.c b/kernel/trace/trace.c
index 49249c28690d..748f6401edf6 100644
--- a/kernel/trace/trace.c
+++ b/kernel/trace/trace.c
@@ -830,6 +830,8 @@ int register_tracer(struct tracer *type)
current_trace = saved_tracer;
if (ret) {
printk(KERN_CONT "FAILED!\n");
+ /* Add the warning after printing 'FAILED' */
+ WARN_ON(1);
goto out;
/* Only reset on passing, to avoid touching corrupted buffers */

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