summaryrefslogtreecommitdiffstats
path: root/kernel/trace/trace_events.c
diff options
context:
space:
mode:
authorMark Brown <broonie@linaro.org>2013-12-30 13:45:00 +0000
committerMark Brown <broonie@linaro.org>2013-12-30 13:45:00 +0000
commit68e67d97e1f91ed11e041b67f3a1336f518c608f (patch)
tree1de288bc05f1cf1bfec20200a60ffe99dcce77ae /kernel/trace/trace_events.c
parent9e03d05eee4ca45ed12749ef6c26bf616262cdd2 (diff)
parent802eee95bde72fd0cd0f3a5b2098375a487d1eda (diff)
Merge tag 'v3.13-rc6' into spi-rcar
To resolve spurious merge conflicts with fixes. Linux 3.13-rc6
Diffstat (limited to 'kernel/trace/trace_events.c')
-rw-r--r--kernel/trace/trace_events.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/kernel/trace/trace_events.c b/kernel/trace/trace_events.c
index f919a2e21bf..a11800ae96d 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)
/* Disable any running events */
__ftrace_set_clr_event_nolock(tr, NULL, NULL, NULL, 0);
+ /* Access to events are within rcu_read_lock_sched() */
+ synchronize_sched();
+
down_write(&trace_event_sem);
__trace_remove_event_dirs(tr);
debugfs_remove_recursive(tr->event_dir);