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(parent: 2bb684e) | patch
block: add a DMA field to struct bio_vec
authorJens Axboe <axboe@kernel.dk>
Tue, 12 Oct 2021 13:17:44 +0000 (07:17 -0600)
committerJens Axboe <axboe@kernel.dk>
Sun, 18 Dec 2022 18:20:05 +0000 (11:20 -0700)
commit4f327861b1666cc13ac939c828289da9147e724b
treecb45e05fb4d65d8199940ec04257c3038d25d9d4tree
parent2bb684e072ea1be6f811d8cce678ea3787d8191dcommit | diff
block: add a DMA field to struct bio_vec

Allows the caller to pass in a fully prepared bvec that has already
been mapped by the driver. This can save a DMAP map+unmap per IO.

Signed-off-by: Jens Axboe <axboe@kernel.dk>
include/linux/bvec.h diff | blob | blame | history
Linux 6.x block layer and io_uring tree(s)