From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-gy0-f177.google.com ([209.85.160.177]) by canuck.infradead.org with esmtps (Exim 4.76 #1 (Red Hat Linux)) id 1R8mak-0000VU-Fw for linux-mtd@lists.infradead.org; Wed, 28 Sep 2011 05:21:59 +0000 Received: by gyg13 with SMTP id 13so7119794gyg.36 for ; Tue, 27 Sep 2011 22:21:56 -0700 (PDT) From: Dan McGee To: linux-mtd@lists.infradead.org Subject: [PATCH] mtd: mark block device queue as non-rotational Date: Wed, 28 Sep 2011 00:21:42 -0500 Message-Id: <1317187302-13380-1-git-send-email-dpmcgee@gmail.com> Cc: David Woodhouse , linux-kernel@vger.kernel.org List-Id: Linux MTD discussion mailing list List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , This is similar to what the nbd driver does, among others. Signed-off-by: Dan McGee --- drivers/mtd/mtd_blkdevs.c | 2 ++ 1 files changed, 2 insertions(+), 0 deletions(-) diff --git a/drivers/mtd/mtd_blkdevs.c b/drivers/mtd/mtd_blkdevs.c index ca38569..ed8b5e7 100644 --- a/drivers/mtd/mtd_blkdevs.c +++ b/drivers/mtd/mtd_blkdevs.c @@ -426,6 +426,8 @@ int add_mtd_blktrans_dev(struct mtd_blktrans_dev *new) new->rq->queuedata = new; blk_queue_logical_block_size(new->rq, tr->blksize); + queue_flag_set_unlocked(QUEUE_FLAG_NONROT, new->rq); + if (tr->discard) { queue_flag_set_unlocked(QUEUE_FLAG_DISCARD, new->rq); new->rq->limits.max_discard_sectors = UINT_MAX; -- 1.7.6.4