block: get rid of unused plug->nowait flag

This was introduced to add a plug based way of signaling nowait issues,
but we have since moved on from that. Kill the old dead code, nobody is
setting it anymore.

Reviewed-by: Chaitanya Kulkarni <kch@nvidia.com>
Reviewed-by: Bart Van Assche <bvanassche@acm.org>
Signed-off-by: Jens Axboe <axboe@kernel.dk>

1 files changed, 0 insertions, 1 deletions

diff --git a/include/linux/blkdev.h b/include/linux/blkdev.h
index ed44a997f629..87d94be7825a 100644
--- a/include/linux/blkdev.h
+++ b/include/linux/blkdev.h
@@ -969,7 +969,6 @@ struct blk_plug {
 
 	bool multiple_queues;
 	bool has_elevator;
-	bool nowait;
 
 	struct list_head cb_list; /* md requires an unplug callback */
 };