block: remove unused REQ_UNPLUG

The request inherits the unplug flag from the bio, but it isn't actually
used. The bio flag stops at __make_request(), which tells it to unplug
after submission. Passing it on to the request doesn't make any sense.

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

1 files changed, 0 insertions, 2 deletions

diff --git a/block/blk-core.c b/block/blk-core.c
index 3688abff2430..43fdedc524ee 100644
--- a/block/blk-core.c
+++ b/block/blk-core.c
@@ -1123,8 +1123,6 @@ 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;
         if (bio_noidle(bio))