block: initialize flush request with WRITE_FLUSH instead of REQ_FLUSH
init_flush_request() only set REQ_FLUSH when initializing flush
requests making them READ requests. Use WRITE_FLUSH instead.
Signed-off-by: Tejun Heo <tj@kernel.org>
Reported-by: Mike Snitzer <snitzer@redhat.com>
Signed-off-by: Jens Axboe <jaxboe@fusionio.com>
diff --git a/block/blk-flush.c b/block/blk-flush.c
index 72905f8..f357f1f 100644
--- a/block/blk-flush.c
+++ b/block/blk-flush.c
@@ -77,7 +77,7 @@
static void init_flush_request(struct request *rq, struct gendisk *disk)
{
rq->cmd_type = REQ_TYPE_FS;
- rq->cmd_flags = REQ_FLUSH;
+ rq->cmd_flags = WRITE_FLUSH;
rq->rq_disk = disk;
}