summaryrefslogtreecommitdiffstats
path: root/kernel
diff options
context:
space:
mode:
Diffstat (limited to 'kernel')
-rw-r--r--kernel/trace/trace.c8
1 files changed, 8 insertions, 0 deletions
diff --git a/kernel/trace/trace.c b/kernel/trace/trace.c
index e521f1e..9110329 100644
--- a/kernel/trace/trace.c
+++ b/kernel/trace/trace.c
@@ -658,12 +658,20 @@ void tracing_reset(struct trace_array *tr, int cpu)
void tracing_reset_online_cpus(struct trace_array *tr)
{
+ struct ring_buffer *buffer = tr->buffer;
int cpu;
+ ring_buffer_record_disable(buffer);
+
+ /* Make sure all commits have finished */
+ synchronize_sched();
+
tr->time_start = ftrace_now(tr->cpu);
for_each_online_cpu(cpu)
tracing_reset(tr, cpu);
+
+ ring_buffer_record_enable(buffer);
}
void tracing_reset_current(int cpu)
OpenPOWER on IntegriCloud