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| author | Lukas Czerner <lczerner@redhat.com> | 2011-12-02 17:47:03 +0400 |
|---|---|---|
| committer | Jens Axboe <axboe@kernel.dk> | 2011-12-02 17:47:03 +0400 |
| commit | dfaf3c036cd46a73f4ef3e4b75c1f647e503d4e1 (patch) | |
| tree | 4a4d37e3560e358c83e4f763cf90db0b22444cb7 /drivers/block/loop.c | |
| parent | 5eb46851de3904cd1be9192fdacb8d34deadc1fc (diff) | |
| download | linux-dfaf3c036cd46a73f4ef3e4b75c1f647e503d4e1.tar.xz | |
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>
Diffstat (limited to 'drivers/block/loop.c')
| -rw-r--r-- | drivers/block/loop.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/block/loop.c b/drivers/block/loop.c index 5579fda279b4..1e888c9e85b3 100644 --- a/drivers/block/loop.c +++ b/drivers/block/loop.c @@ -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); |