block: add a op_is_flush helper

This centralizes the checks for bios that needs to be go into the flush
state machine.

Signed-off-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Martin K. Petersen <martin.petersen@oracle.com>
Reviewed-by: Bart Van Assche <bart.vanassche@sandisk.com>
Signed-off-by: Jens Axboe <axboe@fb.com>

1 files changed, 1 insertions, 1 deletions

diff --git a/drivers/md/bcache/request.c b/drivers/md/bcache/request.c
index 76d20875503c..01035e718c1c 100644
--- a/drivers/md/bcache/request.c
+++ b/drivers/md/bcache/request.c
@@ -666,7 +666,7 @@ static inline struct search *search_alloc(struct bio *bio,
         s->iop.write_prio       = 0;
         s->iop.error            = 0;
         s->iop.flags            = 0;
-        s->iop.flush_journal    = (bio->bi_opf & (REQ_PREFLUSH|REQ_FUA)) != 0;
+        s->iop.flush_journal    = op_is_flush(bio->bi_opf);
         s->iop.wq               = bcache_wq;
 
         return s;