diff options
| -rw-r--r-- | tools/tracing/rtla/src/timerlat_top.c | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/tools/tracing/rtla/src/timerlat_top.c b/tools/tracing/rtla/src/timerlat_top.c index d21a21053917..d358cd39f360 100644 --- a/tools/tracing/rtla/src/timerlat_top.c +++ b/tools/tracing/rtla/src/timerlat_top.c @@ -903,6 +903,14 @@ static int stop_tracing; static struct trace_instance *top_inst = NULL; static void stop_top(int sig) { + if (stop_tracing) { + /* + * Stop requested twice in a row; abort event processing and + * exit immediately + */ + tracefs_iterate_stop(top_inst->inst); + return; + } stop_tracing = 1; if (top_inst) trace_instance_stop(top_inst); |