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| author | Ingo Molnar <mingo@elte.hu> | 2011-07-01 10:34:09 +0200 |
|---|---|---|
| committer | Ingo Molnar <mingo@elte.hu> | 2011-07-01 10:34:24 +0200 |
| commit | 36b2e922b5acd291051fab25bc7535274ce49532 (patch) | |
| tree | ef4cdd6894075bb419cc31625b037f2b9212962f /kernel/trace/trace_events.c | |
| parent | e197f094b7da7d94812492cfcd706d143f1020e5 (diff) | |
| parent | b0af8dfdd67699e25083478c63eedef2e72ebd85 (diff) | |
Merge commit 'v3.0-rc5' into sched/core
Merge reason: Move to a (much) newer base.
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'kernel/trace/trace_events.c')
| -rw-r--r-- | kernel/trace/trace_events.c | 7 |
1 files changed, 6 insertions, 1 deletions
diff --git a/kernel/trace/trace_events.c b/kernel/trace/trace_events.c index 2fe11034135..686ec399f2a 100644 --- a/kernel/trace/trace_events.c +++ b/kernel/trace/trace_events.c @@ -1657,7 +1657,12 @@ static struct ftrace_ops trace_ops __initdata = static __init void event_trace_self_test_with_function(void) { - register_ftrace_function(&trace_ops); + int ret; + ret = register_ftrace_function(&trace_ops); + if (WARN_ON(ret < 0)) { + pr_info("Failed to enable function tracer for event tests\n"); + return; + } pr_info("Running tests again, along with the function tracer\n"); event_trace_self_tests(); unregister_ftrace_function(&trace_ops); |