From: Keith Busch <kbusch@xxxxxxxxxx> [ Upstream commit 50a893359cd2643ee1afc96eedc9e7084cab49fa ] 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@xxxxxxxxxx> Reviewed-by: Mike Snitzer <snitzer@xxxxxxxxxx> Link: https://lore.kernel.org/r/20221110184501.2451620-6-kbusch@xxxxxxxx Signed-off-by: Jens Axboe <axboe@xxxxxxxxx> Signed-off-by: Sasha Levin <sashal@xxxxxxxxxx> --- drivers/md/dm-log-writes.c | 1 + 1 file changed, 1 insertion(+) diff --git a/drivers/md/dm-log-writes.c b/drivers/md/dm-log-writes.c index 99721c76225d..22ca318b9185 100644 --- a/drivers/md/dm-log-writes.c +++ b/drivers/md/dm-log-writes.c @@ -897,6 +897,7 @@ static void log_writes_io_hints(struct dm_target *ti, struct queue_limits *limit limits->logical_block_size = bdev_logical_block_size(lc->dev->bdev); limits->physical_block_size = bdev_physical_block_size(lc->dev->bdev); limits->io_min = limits->physical_block_size; + limits->dma_alignment = limits->logical_block_size - 1; } #if IS_ENABLED(CONFIG_DAX_DRIVER) -- 2.35.1 -- dm-devel mailing list dm-devel@xxxxxxxxxx https://listman.redhat.com/mailman/listinfo/dm-devel
