diff options
| -rw-r--r-- | kernel/trace/trace_events.c | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/kernel/trace/trace_events.c b/kernel/trace/trace_events.c index d5eafc6d54be..1833c2a42aa9 100644 --- a/kernel/trace/trace_events.c +++ b/kernel/trace/trace_events.c @@ -4341,7 +4341,11 @@ static char bootup_event_buf[COMMAND_LINE_SIZE] __initdata; static __init int setup_trace_event(char *str) { - strscpy(bootup_event_buf, str, COMMAND_LINE_SIZE); + if (bootup_event_buf[0] != '\0') + strlcat(bootup_event_buf, ",", COMMAND_LINE_SIZE); + + strlcat(bootup_event_buf, str, COMMAND_LINE_SIZE); + trace_set_ring_buffer_expanded(NULL); disable_tracing_selftest("running event tracing"); |