diff options
Diffstat (limited to 'kernel/trace/trace_events.c')
-rw-r--r-- | kernel/trace/trace_events.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/kernel/trace/trace_events.c b/kernel/trace/trace_events.c index f919a2e21bf3..a11800ae96de 100644 --- a/kernel/trace/trace_events.c +++ b/kernel/trace/trace_events.c | |||
@@ -2314,6 +2314,9 @@ int event_trace_del_tracer(struct trace_array *tr) | |||
2314 | /* Disable any running events */ | 2314 | /* Disable any running events */ |
2315 | __ftrace_set_clr_event_nolock(tr, NULL, NULL, NULL, 0); | 2315 | __ftrace_set_clr_event_nolock(tr, NULL, NULL, NULL, 0); |
2316 | 2316 | ||
2317 | /* Access to events are within rcu_read_lock_sched() */ | ||
2318 | synchronize_sched(); | ||
2319 | |||
2317 | down_write(&trace_event_sem); | 2320 | down_write(&trace_event_sem); |
2318 | __trace_remove_event_dirs(tr); | 2321 | __trace_remove_event_dirs(tr); |
2319 | debugfs_remove_recursive(tr->event_dir); | 2322 | debugfs_remove_recursive(tr->event_dir); |