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block: add a bvec_phys helper

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Get callers out of poking into bvec internals a bit more.  Not a huge win
right now, but with the proposed new DMA mapping API we might end up with
a lot more of this otherwise.

Signed-off-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Chaitanya Kulkarni <kch@nvidia.com>
Link: https://lore.kernel.org/r/20240706075228.2350978-2-hch@lst.de
Signed-off-by: Jens Axboe <axboe@kernel.dk>
This commit is contained in:
Christoph Hellwig
2024-07-06 09:52:17 +02:00
committed by Jens Axboe
parent bf86bcdb40
commit 25f76c3db2
4 changed files with 18 additions and 4 deletions
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2
arch/m68k/emu/nfblock.c
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@@ -71,7 +71,7 @@ static void nfhd_submit_bio(struct bio *bio)
len = bvec.bv_len;
len >>= 9;
nfhd_read_write(dev->id, 0, dir, sec >> shift, len >> shift,
page_to_phys(bvec.bv_page) + bvec.bv_offset);
bvec_phys(&bvec));
sec += len;
}
bio_endio(bio);