Keith Busch
7bcb1a45b8
[ Upstream commitc964d62f5c] Device mappers had always been getting the default 511 dma mask, but the underlying device might have a larger alignment requirement. Since this value is used to determine alloweable direct-io alignment, this needs to be a stackable limit. Signed-off-by: Keith Busch <kbusch@kernel.org> Reviewed-by: Christoph Hellwig <hch@lst.de> Link: https://lore.kernel.org/r/20221110184501.2451620-2-kbusch@meta.com Signed-off-by: Jens Axboe <axboe@kernel.dk> Stable-dep-of:86e4d3e8d1("dm-crypt: provide dma_alignment limit in io_hints") Signed-off-by: Sasha Levin <sashal@kernel.org>