diff --git a/[refs] b/[refs]
index 770d6a03f253..05e6c131de05 100644
--- a/[refs]
+++ b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: ecc55f84b2e9741f29daa787ded93986df6cbe17
+refs/heads/master: 8ed92280be013180e24c84456ab6babcb07037cc
diff --git a/trunk/kernel/perf_event.c b/trunk/kernel/perf_event.c
index 4bd3b597bcca..b39bec346e80 100644
--- a/trunk/kernel/perf_event.c
+++ b/trunk/kernel/perf_event.c
@@ -4613,12 +4613,10 @@ void perf_tp_event(u64 addr, u64 count, void *record, int entry_size,
 	perf_sample_data_init(&data, addr);
 	data.raw = &raw;
 
-	rcu_read_lock();
 	hlist_for_each_entry_rcu(event, node, head, hlist_entry) {
 		if (perf_tp_event_match(event, &data, regs))
 			perf_swevent_add(event, count, 1, &data, regs);
 	}
-	rcu_read_unlock();
 
 	perf_swevent_put_recursion_context(rctx);
 }