block: introduce bdev_dma_alignment helper

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Preparing for upcoming dma_alignment users that have a block_device, but
don't need the request_queue.

Signed-off-by: Keith Busch <kbusch@kernel.org>
Reviewed-by: Johannes Thumshirn <johannes.thumshirn@wdc.com>
Reviewed-by: Christoph Hellwig <hch@lst.de>
Link: https://lore.kernel.org/r/20220610195830.3574005-5-kbusch@fb.com
Signed-off-by: Jens Axboe <axboe@kernel.dk>

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Keith Busch 2022-06-10 12:58:23 -07:00 • committed by Jens Axboe

parent 3850e13f28

commit 4a2dcc3591

1 changed files with 5 additions and 0 deletions

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include/linux/blkdev.h

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