Signed-off-by: Jan Kara <jack@xxxxxxx>
---
iowatcher/blkparse.c | 2 ++
1 file changed, 2 insertions(+)
diff --git a/iowatcher/blkparse.c b/iowatcher/blkparse.c
index 78a16e5944c3..c7d1d652c78e 100644
--- a/iowatcher/blkparse.c
+++ b/iowatcher/blkparse.c
@@ -1097,6 +1097,8 @@ void add_pending_io(struct trace *trace, struct graph_line_data *gld)
return;
if (action == __BLK_TA_QUEUE) {
+ if (io->sector == 0)
+ return;
if (trace->found_issue || trace->found_completion) {
pio = hash_queued_io(trace->io);
/*
--
2.6.6
--
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