diff options
| author | Maged Mokhtar <mmokhtar@petasan.org> | 2019-10-23 23:41:17 +0300 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2019-12-17 22:34:52 +0300 |
| commit | 10b9bf59bab1018940e8949c6861d1a7fb0393a1 (patch) | |
| tree | b1247d232d17fd1aa9f832cdf7f9c0beb62063df /drivers/md | |
| parent | 7c07d0267364194aae9786ec0b3d70a65c83329b (diff) | |
| download | linux-10b9bf59bab1018940e8949c6861d1a7fb0393a1.tar.xz | |
dm writecache: handle REQ_FUA
commit c1005322ff02110a4df7f0033368ea015062b583 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>
Diffstat (limited to 'drivers/md')
| -rw-r--r-- | drivers/md/dm-writecache.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/drivers/md/dm-writecache.c b/drivers/md/dm-writecache.c index 5f1f80d424dd..503c4265ecbe 100644 --- a/drivers/md/dm-writecache.c +++ b/drivers/md/dm-writecache.c @@ -1223,7 +1223,8 @@ 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); |