Commit b7d7641e authored May 09, 2016 by Shaohua Li Committed by Jens Axboe May 10, 2016

blktrace: delete garbage for message trace



commit f4a1d08c introduces a regression. Originally for
BLK_TN_MESSAGE, we add message in trace and return. The commit ignores
the early return and add garbage info.

Signed-off-by: Shaohua Li <shli@fb.com>
Reviewed-by: Jeff Moyer <jmoyer@redhat.com>
Signed-off-by: Jens Axboe <axboe@fb.com>

parent 0ef5a50c

kernel/trace/blktrace.c

+1 −0

Original line number	Diff line number	Diff line
		@@ -1349,6 +1349,7 @@ static enum print_line_t print_one_line(struct trace_iterator *iter,
		if (t->action == BLK_TN_MESSAGE) {
		log_action(iter, long_act ? "message" : "m");
		blk_log_msg(s, iter->ent);
		return trace_handle_return(s);
		}

		if (unlikely(what == 0 \|\| what >= ARRAY_SIZE(what2act)))