Commit 519a7e16 authored by Jens Axboe's avatar Jens Axboe
Browse files

dm: switch to using blk_queue_write_cache() 



Signed-off-by: default avatarJens Axboe <axboe@fb.com>
Reviewed-by: default avatarChristoph Hellwig <hch@lst.de>
parent 84b4ff9e

drivers/md/dm-table.c

+4 −4
Original line number Diff line number Diff line
@@ -1506,7 +1506,7 @@ static bool dm_table_supports_discards(struct dm_table *t) 
void dm_table_set_restrictions(struct dm_table *t, struct request_queue *q,

			       struct queue_limits *limits)

{

	unsigned flush = 0;

	bool wc = false, fua = false;



	/*

	 * Copy table's limits to the DM device's request_queue
@@ -1519,11 +1519,11 @@ void dm_table_set_restrictions(struct dm_table *t, struct request_queue *q, 
		queue_flag_set_unlocked(QUEUE_FLAG_DISCARD, q);



	if (dm_table_supports_flush(t, REQ_FLUSH)) {

		flush |= REQ_FLUSH;

		wc = true;

		if (dm_table_supports_flush(t, REQ_FUA))

			flush |= REQ_FUA;

			fua = true;

	}

	blk_queue_flush(q, flush);

	blk_queue_write_cache(q, wc, fua);



	if (!dm_table_discard_zeroes_data(t))

		q->limits.discard_zeroes_data = 0;