Commit dfaf3c03 authored Dec 02, 2011 by Lukas Czerner Committed by Jens Axboe Dec 02, 2011

loop: Fix discard_alignment default setting



discard_alignment is not relevant to the loop driver since it is
supposed to be set as a workaround for the old sector 63 alignments.
So set it to zero rather than block size.

Signed-off-by: Lukas Czerner <lczerner@redhat.com>
Reported-by: Milan Broz <mbroz@redhat.com>
Signed-off-by: Jens Axboe <axboe@kernel.dk>

parent 5eb46851

drivers/block/loop.c

+1 −1

Original line number	Diff line number	Diff line
		@@ -797,7 +797,7 @@ static void loop_config_discard(struct loop_device *lo)
		}

		q->limits.discard_granularity = inode->i_sb->s_blocksize;
		q->limits.discard_alignment = inode->i_sb->s_blocksize;
		q->limits.discard_alignment = 0;
		q->limits.max_discard_sectors = UINT_MAX >> 9;
		q->limits.discard_zeroes_data = 1;
		queue_flag_set_unlocked(QUEUE_FLAG_DISCARD, q);