tracing: Fix clear of RECORDED_TGID flag when disabling trace event

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: d914ba3 ("tracing: Add support for recording tgid of tasks")
Signed-off-by: Chunyu Hu <[email protected]>
Signed-off-by: Steven Rostedt (VMware) <[email protected]>

Author: Chunyu-Hu

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);