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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>
hifive-unleashed-5.1
Lukas Czerner 2011-12-02 14:47:03 +01:00 committed by Jens Axboe
parent 5eb46851de
commit dfaf3c036c
1 changed files with 1 additions and 1 deletions
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2
drivers/block/loop.c
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@ -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);