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bcache: use bvec_virt

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Use bvec_virt instead of open coding it.  Note that the existing code is
fine despite ignoring bv_offset as the bio is known to contain exactly
one page from the page allocator per bio_vec.

Signed-off-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Coly Li <colyli@suse.de>
Link: https://lore.kernel.org/r/20210804095634.460779-10-hch@lst.de
Signed-off-by: Jens Axboe <axboe@kernel.dk>
This commit is contained in:
Christoph Hellwig 2021-08-04 11:56:28 +02:00 committed by Jens Axboe
parent 358b348b91
commit 2fd3e5efe7
1 changed files with 1 additions and 1 deletions
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drivers/md/bcache/btree.c
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@ -378,7 +378,7 @@ static void do_btree_node_write(struct btree *b)
struct bvec_iter_all iter_all;
bio_for_each_segment_all(bv, b->bio, iter_all) {
memcpy(page_address(bv->bv_page), addr, PAGE_SIZE);
memcpy(bvec_virt(bv), addr, PAGE_SIZE);
addr += PAGE_SIZE;
}