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authorChristoph Hellwig2022-04-18 06:53:06 +0200
committerJens Axboe2022-05-03 10:38:50 -0600
commitfb749a87f4536d2fa86ea135ae4eff1072903438 (patch)
treec504d09ac29d71d0e7fe99da37f0a35c4cad6fe2 /drivers/block
parent4a04d517c56e0616c6f69afc226ee2691e543712 (diff)
null_blk: don't set the discard_alignment queue limit
The discard_alignment queue limit is named a bit misleading means the offset into the block device at which the discard granularity starts. Setting it to the discard granularity as done by null_blk is mostly harmless but also useless. Signed-off-by: Christoph Hellwig <hch@lst.de> Reviewed-by: Damien Le Moal <damien.lemoal@opensource.wdc.com> Reviewed-by: Chaitanya Kulkarni <kch@nvidia.com> Reviewed-by: Martin K. Petersen <martin.petersen@oracle.com> Link: https://lore.kernel.org/r/20220418045314.360785-4-hch@lst.de Signed-off-by: Jens Axboe <axboe@kernel.dk>
Diffstat (limited to 'drivers/block')
-rw-r--r--drivers/block/null_blk/main.c1
1 files changed, 0 insertions, 1 deletions
diff --git a/drivers/block/null_blk/main.c b/drivers/block/null_blk/main.c
index 5cb4c92cdffe..a521e914a984 100644
--- a/drivers/block/null_blk/main.c
+++ b/drivers/block/null_blk/main.c
@@ -1765,7 +1765,6 @@ static void null_config_discard(struct nullb *nullb)
}
nullb->q->limits.discard_granularity = nullb->dev->blocksize;
- nullb->q->limits.discard_alignment = nullb->dev->blocksize;
blk_queue_max_discard_sectors(nullb->q, UINT_MAX >> 9);
}