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authorChristoph Hellwig <hch@lst.de>2022-04-18 06:53:09 +0200
committerJens Axboe <axboe@kernel.dk>2022-05-03 10:38:50 -0600
commit3d50d368c92ade2f98a3d0d28b842a57c35284e9 (patch)
treebf890aa006eb1a0bbb1b533ee67aea127cf01b7d /drivers/md/raid5.c
parentdm-zoned: don't set the discard_alignment queue limit (diff)
downloadlinux-dev-3d50d368c92ade2f98a3d0d28b842a57c35284e9.tar.xz
linux-dev-3d50d368c92ade2f98a3d0d28b842a57c35284e9.zip
raid5: 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 raid5 is mostly harmless but also useless. Signed-off-by: Christoph Hellwig <hch@lst.de> Acked-by: Song Liu <song@kernel.org> Reviewed-by: Martin K. Petersen <martin.petersen@oracle.com> Link: https://lore.kernel.org/r/20220418045314.360785-7-hch@lst.de Signed-off-by: Jens Axboe <axboe@kernel.dk>
Diffstat (limited to 'drivers/md/raid5.c')
-rw-r--r--drivers/md/raid5.c1
1 files changed, 0 insertions, 1 deletions
diff --git a/drivers/md/raid5.c b/drivers/md/raid5.c
index 144ea077c2ed..39038fa8b1c8 100644
--- a/drivers/md/raid5.c
+++ b/drivers/md/raid5.c
@@ -7785,7 +7785,6 @@ static int raid5_run(struct mddev *mddev)
*/
stripe = stripe * PAGE_SIZE;
stripe = roundup_pow_of_two(stripe);
- mddev->queue->limits.discard_alignment = stripe;
mddev->queue->limits.discard_granularity = stripe;
blk_queue_max_write_zeroes_sectors(mddev->queue, 0);