From: Dan McGee <dpmcgee@gmail.com>
To: linux-mtd@lists.infradead.org
Cc: David Woodhouse <dwmw2@infradead.org>, linux-kernel@vger.kernel.org
Subject: [PATCH] mtd: mark block device queue as non-rotational
Date: Wed, 28 Sep 2011 00:21:42 -0500 [thread overview]
Message-ID: <1317187302-13380-1-git-send-email-dpmcgee@gmail.com> (raw)
This is similar to what the nbd driver does, among others.
Signed-off-by: Dan McGee <dpmcgee@gmail.com>
---
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
next reply other threads:[~2011-09-28 5:21 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-09-28 5:21 Dan McGee [this message]
2011-10-14 8:34 ` Artem Bityutskiy
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