dm writecache: handle REQ_FUA
commit c1005322ff
upstream.
Call writecache_flush() on REQ_FUA in writecache_map().
Cc: stable@vger.kernel.org # 4.18+
Signed-off-by: Maged Mokhtar <mmokhtar@petasan.org>
Acked-by: Mikulas Patocka <mpatocka@redhat.com>
Signed-off-by: Mike Snitzer <snitzer@redhat.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
5.4-rM2-2.2.x-imx-squashed
parent
e8f0102ddf
commit
26fe630624
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@ -1218,7 +1218,8 @@ bio_copy:
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}
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} while (bio->bi_iter.bi_size);
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if (unlikely(wc->uncommitted_blocks >= wc->autocommit_blocks))
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if (unlikely(bio->bi_opf & REQ_FUA ||
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wc->uncommitted_blocks >= wc->autocommit_blocks))
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writecache_flush(wc);
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else
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writecache_schedule_autocommit(wc);
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