Messages in this thread Patch in this message | | | From | Sasha Levin <> | Subject | [PATCH AUTOSEL 5.4 12/15] dm-integrity: set dma_alignment limit in io_hints | Date | Wed, 23 Nov 2022 07:44:22 -0500 |
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From: Keith Busch <kbusch@kernel.org>
[ Upstream commit 29aa778bb66795e6a78b1c99beadc83887827868 ]
This device mapper needs bio vectors to be sized and memory aligned to the logical block size. Set the minimum required queue limit accordingly.
Signed-off-by: Keith Busch <kbusch@kernel.org> Reviewed-by: Mike Snitzer <snitzer@kernel.org> Link: https://lore.kernel.org/r/20221110184501.2451620-5-kbusch@meta.com Signed-off-by: Jens Axboe <axboe@kernel.dk> Signed-off-by: Sasha Levin <sashal@kernel.org> --- drivers/md/dm-integrity.c | 1 + 1 file changed, 1 insertion(+)
diff --git a/drivers/md/dm-integrity.c b/drivers/md/dm-integrity.c index acbda91e7643..b0f4311cb418 100644 --- a/drivers/md/dm-integrity.c +++ b/drivers/md/dm-integrity.c @@ -3065,6 +3065,7 @@ static void dm_integrity_io_hints(struct dm_target *ti, struct queue_limits *lim limits->logical_block_size = ic->sectors_per_block << SECTOR_SHIFT; limits->physical_block_size = ic->sectors_per_block << SECTOR_SHIFT; blk_limits_io_min(limits, ic->sectors_per_block << SECTOR_SHIFT); + limits->dma_alignment = limits->logical_block_size - 1; } } -- 2.35.1
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