From: Chunyu Hu <[email protected]> When disabling one trace event, the RECORDED_TGID flag in the event file is not correctly cleared. It's clearing RECORDED_CMD flag when it should clear RECORDED_TGID flag.
Link: http://lkml.kernel.org/r/[email protected] Cc: Joel Fernandes <[email protected]> Cc: [email protected] Fixes: d914ba37d7 ("tracing: Add support for recording tgid of tasks") Signed-off-by: Chunyu Hu <[email protected]> Signed-off-by: Steven Rostedt (VMware) <[email protected]> --- kernel/trace/trace_events.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/kernel/trace/trace_events.c b/kernel/trace/trace_events.c index c93540c5df21..87468398b9ed 100644 --- a/kernel/trace/trace_events.c +++ b/kernel/trace/trace_events.c @@ -406,7 +406,7 @@ static int __ftrace_event_enable_disable(struct trace_event_file *file, if (file->flags & EVENT_FILE_FL_RECORDED_TGID) { tracing_stop_tgid_record(); - clear_bit(EVENT_FILE_FL_RECORDED_CMD_BIT, &file->flags); + clear_bit(EVENT_FILE_FL_RECORDED_TGID_BIT, &file->flags); } call->class->reg(call, TRACE_REG_UNREGISTER, file); -- 2.13.2
