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authorChristoph Hellwig <hch@lst.de>2023-02-03 16:06:12 +0100
committerJens Axboe <axboe@kernel.dk>2023-02-03 16:20:54 +0100
commitd58cdfae6a22e5079656c487aad669597a0635c8 (patch)
treeb2cfec440f8e45d1b2e75feecf6737b0681870db /block/bio.c
parentblk-cgroup: move the cgroup information to struct gendisk (diff)
downloadlinux-d58cdfae6a22e5079656c487aad669597a0635c8.tar.xz
linux-d58cdfae6a22e5079656c487aad669597a0635c8.zip
block: factor out a bvec_set_page helper
Add a helper to initialize a bvec based of a page pointer. This will help removing various open code bvec initializations. Signed-off-by: Christoph Hellwig <hch@lst.de> Reviewed-by: Chaitanya Kulkarni <kch@nvidia.com> Reviewed-by: Johannes Thumshirn <johannes.thumshirn@wdc.com> Link: https://lore.kernel.org/r/20230203150634.3199647-2-hch@lst.de Signed-off-by: Jens Axboe <axboe@kernel.dk>
Diffstat (limited to 'block/bio.c')
-rw-r--r--block/bio.c12
1 files changed, 2 insertions, 10 deletions
diff --git a/block/bio.c b/block/bio.c
index d7fbc7adfc50..71e411a0c129 100644
--- a/block/bio.c
+++ b/block/bio.c
@@ -1029,10 +1029,7 @@ int bio_add_hw_page(struct request_queue *q, struct bio *bio,
if (bio->bi_vcnt >= queue_max_segments(q))
return 0;
- bvec = &bio->bi_io_vec[bio->bi_vcnt];
- bvec->bv_page = page;
- bvec->bv_len = len;
- bvec->bv_offset = offset;
+ bvec_set_page(&bio->bi_io_vec[bio->bi_vcnt], page, len, offset);
bio->bi_vcnt++;
bio->bi_iter.bi_size += len;
return len;
@@ -1108,15 +1105,10 @@ EXPORT_SYMBOL_GPL(bio_add_zone_append_page);
void __bio_add_page(struct bio *bio, struct page *page,
unsigned int len, unsigned int off)
{
- struct bio_vec *bv = &bio->bi_io_vec[bio->bi_vcnt];
-
WARN_ON_ONCE(bio_flagged(bio, BIO_CLONED));
WARN_ON_ONCE(bio_full(bio, len));
- bv->bv_page = page;
- bv->bv_offset = off;
- bv->bv_len = len;
-
+ bvec_set_page(&bio->bi_io_vec[bio->bi_vcnt], page, len, off);
bio->bi_iter.bi_size += len;
bio->bi_vcnt++;
}