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authorMike Christie <mchristi@redhat.com>2016-06-05 14:32:23 -0500
committerJens Axboe <axboe@fb.com>2016-06-07 13:41:38 -0600
commit3a5e02ced11e22ecd9da3d6710afe15bcfee1d10 (patch)
tree78f6d1a737b01b559b61310b9355f1f7ecfdd54c /drivers/block/virtio_blk.c
parent4e1b2d52a80d79296a5d899d73249748dea71a53 (diff)
block, drivers: add REQ_OP_FLUSH operation
This adds a REQ_OP_FLUSH operation that is sent to request_fn based drivers by the block layer's flush code, instead of sending requests with the request->cmd_flags REQ_FLUSH bit set. Signed-off-by: Mike Christie <mchristi@redhat.com> Reviewed-by: Christoph Hellwig <hch@lst.de> Reviewed-by: Hannes Reinecke <hare@suse.com> Signed-off-by: Jens Axboe <axboe@fb.com>
Diffstat (limited to 'drivers/block/virtio_blk.c')
-rw-r--r--drivers/block/virtio_blk.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/block/virtio_blk.c b/drivers/block/virtio_blk.c
index 42758b52768c..18e4069dd24b 100644
--- a/drivers/block/virtio_blk.c
+++ b/drivers/block/virtio_blk.c
@@ -172,7 +172,7 @@ static int virtio_queue_rq(struct blk_mq_hw_ctx *hctx,
BUG_ON(req->nr_phys_segments + 2 > vblk->sg_elems);
vbr->req = req;
- if (req->cmd_flags & REQ_FLUSH) {
+ if (req_op(req) == REQ_OP_FLUSH) {
vbr->out_hdr.type = cpu_to_virtio32(vblk->vdev, VIRTIO_BLK_T_FLUSH);
vbr->out_hdr.sector = 0;
vbr->out_hdr.ioprio = cpu_to_virtio32(vblk->vdev, req_get_ioprio(vbr->req));