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-rw-r--r--fs/btrfs/extent_io.c3
1 files changed, 1 insertions, 2 deletions
diff --git a/fs/btrfs/extent_io.c b/fs/btrfs/extent_io.c
index cdee391fc7bf..73f2bfe3ac93 100644
--- a/fs/btrfs/extent_io.c
+++ b/fs/btrfs/extent_io.c
@@ -2560,8 +2560,7 @@ static int submit_extent_page(int rw, struct extent_io_tree *tree,
if (old_compressed)
contig = bio->bi_sector == sector;
else
- contig = bio->bi_sector + (bio->bi_size >> 9) ==
- sector;
+ contig = bio_end_sector(bio) == sector;
if (prev_bio_flags != bio_flags || !contig ||
merge_bio(rw, tree, page, offset, page_size, bio, bio_flags) ||