block: treat REQ_FUA and REQ_PREFLUSH as synchronous

Instead of requiring everyone to specify the REQ_SYNC flag aѕ well.

Signed-off-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Jens Axboe <axboe@fb.com>
This commit is contained in:
Christoph Hellwig 2016-11-01 07:40:08 -06:00 • committed by Jens Axboe
commit b685d3d65a
2 changed files with 10 additions and 4 deletions