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-rw-r--r--block/blk-merge.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/block/blk-merge.c b/block/blk-merge.c
index d3b84bbb776a..39f2e077a014 100644
--- a/block/blk-merge.c
+++ b/block/blk-merge.c
@@ -228,6 +228,7 @@ new_segment:
((unsigned long)q->dma_drain_buffer) &
(PAGE_SIZE - 1));
nsegs++;
+ rq->data_len += q->dma_drain_size;
}
if (sg)