block: seperate bio/request unplug and sync bits

Signed-off-by: Jens Axboe <jens.axboe@oracle.com>

1 files changed, 4 insertions, 1 deletions

diff --git a/block/blk-core.c b/block/blk-core.c
index a824e49c0d0a..9e2e86fb78b8 100644
--- a/block/blk-core.c
+++ b/block/blk-core.c
@@ -1125,6 +1125,8 @@ void init_request_from_bio(struct request *req, struct bio *bio)
 
         if (bio_sync(bio))
                 req->cmd_flags |= REQ_RW_SYNC;
+        if (bio_unplug(bio))
+                req->cmd_flags |= REQ_UNPLUG;
         if (bio_rw_meta(bio))
                 req->cmd_flags |= REQ_RW_META;
 
@@ -1141,6 +1143,7 @@ static int __make_request(struct request_queue *q, struct bio *bio)
         int el_ret, nr_sectors;
         const unsigned short prio = bio_prio(bio);
         const int sync = bio_sync(bio);
+        const int unplug = bio_unplug(bio);
         int rw_flags;
 
         nr_sectors = bio_sectors(bio);
@@ -1244,7 +1247,7 @@ get_rq:
                 blk_plug_device(q);
         add_request(q, req);
 out:
-        if (sync || blk_queue_nonrot(q))
+        if (unplug || blk_queue_nonrot(q))
                 __generic_unplug_device(q);
         spin_unlock_irq(q->queue_lock);
         return 0;