From 29aa778bb66795e6a78b1c99beadc83887827868 Mon Sep 17 00:00:00 2001 From: Keith Busch Date: Thu, 10 Nov 2022 10:45:00 -0800 Subject: dm-integrity: set dma_alignment limit in io_hints 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 Reviewed-by: Mike Snitzer Link: https://lore.kernel.org/r/20221110184501.2451620-5-kbusch@meta.com Signed-off-by: Jens Axboe --- drivers/md/dm-integrity.c | 1 + 1 file changed, 1 insertion(+) (limited to 'drivers/md') diff --git a/drivers/md/dm-integrity.c b/drivers/md/dm-integrity.c index aaf2472df6e5..e1e7b205573f 100644 --- a/drivers/md/dm-integrity.c +++ b/drivers/md/dm-integrity.c @@ -3370,6 +3370,7 @@ 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; } } -- cgit v1.2.3