Commit c1005322 authored by Maged Mokhtar's avatar Maged Mokhtar Committed by Mike Snitzer
Browse files

dm writecache: handle REQ_FUA 



Call writecache_flush() on REQ_FUA in writecache_map().

Cc: stable@vger.kernel.org # 4.18+
Signed-off-by: default avatarMaged Mokhtar <mmokhtar@petasan.org>
Acked-by: default avatarMikulas Patocka <mpatocka@redhat.com>
Signed-off-by: default avatarMike Snitzer <snitzer@redhat.com>
parent 8dd85873

drivers/md/dm-writecache.c

+2 −1
Original line number Diff line number Diff line
@@ -1218,7 +1218,8 @@ bio_copy: 
			}

		} while (bio->bi_iter.bi_size);



		if (unlikely(wc->uncommitted_blocks >= wc->autocommit_blocks))

		if (unlikely(bio->bi_opf & REQ_FUA ||

			     wc->uncommitted_blocks >= wc->autocommit_blocks))

			writecache_flush(wc);

		else

			writecache_schedule_autocommit(wc);

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