diff options
| author | Frederic Weisbecker <fweisbec@gmail.com> | 2008-10-31 15:34:45 +0300 |
|---|---|---|
| committer | Ingo Molnar <mingo@elte.hu> | 2008-11-04 19:14:08 +0300 |
| commit | 79a9d461fd521f133f0e66485aa9ed09c21f5191 (patch) | |
| tree | ad90b0c05dabfa639855ee046c04bba77de85804 /kernel/trace/trace_sched_switch.c | |
| parent | efade6e7821c4219818e9da08f9315dfa617048b (diff) | |
| download | linux-79a9d461fd521f133f0e66485aa9ed09c21f5191.tar.xz | |
tracing/ftrace: fix a bug when switch current tracer to sched tracer
Impact: fix boot tracer + sched tracer coupling bug
Fix a bug that made the sched_switch tracer unable to run
if set as the current_tracer after the boot tracer.
Signed-off-by: Frederic Weisbecker <fweisbec@gmail.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'kernel/trace/trace_sched_switch.c')
| -rw-r--r-- | kernel/trace/trace_sched_switch.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/kernel/trace/trace_sched_switch.c b/kernel/trace/trace_sched_switch.c index 969953bf678f..888944d3409d 100644 --- a/kernel/trace/trace_sched_switch.c +++ b/kernel/trace/trace_sched_switch.c @@ -173,7 +173,7 @@ static void sched_switch_trace_init(struct trace_array *tr) static void sched_switch_trace_reset(struct trace_array *tr) { - if (tr->ctrl) + if (tr->ctrl && sched_ref) stop_sched_trace(tr); } |