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block: loop: set QUEUE_FLAG_NOMERGES for request queue of loop
authorMing Lei <ming.lei@canonical.com>
Mon, 17 Aug 2015 02:31:47 +0000 (10:31 +0800)
committerJens Axboe <axboe@fb.com>
Wed, 23 Sep 2015 17:01:16 +0000 (11:01 -0600)
commit5b5e20f421c0b6d437b3dec13e53674161998d56
tree60a9dfefe72548972f93755669586b825c7c3383tree | snapshot (tar.gz zip)
parent53cbf3b157a0428d40989ab1c7df9228a1976fc2commit | diff
block: loop: set QUEUE_FLAG_NOMERGES for request queue of loop

It doesn't make sense to enable merge because the I/O
submitted to backing file is handled page by page.

Signed-off-by: Ming Lei <ming.lei@canonical.com>
Reviewed-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Jens Axboe <axboe@fb.com>
drivers/block/loop.c diff | blob | blame | history