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From 20d59023c5ec4426284af492808bcea1f39787ef Mon Sep 17 00:00:00 2001
From: Goldwyn Rodrigues <rgoldwyn@suse.com>
Date: Tue, 23 Jan 2018 09:10:19 -0700
Subject: [PATCH] block: Set BIO_TRACE_COMPLETION on new bio during split
Git-commit: 20d59023c5ec4426284af492808bcea1f39787ef
Patch-mainline: v4.16-rc1
References: bsc#1052766

We inadvertently set it again on the source bio, but we need
to set it on the new split bio instead.

Fixes: fbbaf700e7b1 ("block: trace completion of all bios.")
Signed-off-by: Goldwyn Rodrigues <rgoldwyn@suse.com>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
Acked-by: Jan Kara <jack@suse.cz>

---
 block/bio.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/block/bio.c b/block/bio.c
index fe1efbeaf4aa..77993fb4bac6 100644
--- a/block/bio.c
+++ b/block/bio.c
@@ -1808,7 +1808,7 @@ struct bio *bio_split(struct bio *bio, int sectors,
 	bio_advance(bio, split->bi_iter.bi_size);
 
 	if (bio_flagged(bio, BIO_TRACE_COMPLETION))
-		bio_set_flag(bio, BIO_TRACE_COMPLETION);
+		bio_set_flag(split, BIO_TRACE_COMPLETION);
 
 	return split;
 }
-- 
2.13.6