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block: convert to bio_first_bvec_all & bio_first_page_all

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This patch converts to bio_first_bvec_all() & bio_first_page_all() for
retrieving the 1st bvec/page, and prepares for supporting multipage bvec.

Signed-off-by: Ming Lei <ming.lei@redhat.com>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
This commit is contained in:
Ming Lei
2017-12-18 20:22:04 +08:00
committed by Jens Axboe
parent 86292abc5a
commit 263663cd3c
8 changed files with 13 additions and 13 deletions
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4
fs/btrfs/inode.c
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@@ -8074,7 +8074,7 @@ static void btrfs_retry_endio_nocsum(struct bio *bio)
ASSERT(bio->bi_vcnt == 1);
io_tree = &BTRFS_I(inode)->io_tree;
failure_tree = &BTRFS_I(inode)->io_failure_tree;
ASSERT(bio->bi_io_vec->bv_len == btrfs_inode_sectorsize(inode));
ASSERT(bio_first_bvec_all(bio)->bv_len == btrfs_inode_sectorsize(inode));
done->uptodate = 1;
ASSERT(!bio_flagged(bio, BIO_CLONED));
@@ -8164,7 +8164,7 @@ static void btrfs_retry_endio(struct bio *bio)
uptodate = 1;
ASSERT(bio->bi_vcnt == 1);
ASSERT(bio->bi_io_vec->bv_len == btrfs_inode_sectorsize(done->inode));
ASSERT(bio_first_bvec_all(bio)->bv_len == btrfs_inode_sectorsize(done->inode));
io_tree = &BTRFS_I(inode)->io_tree;
failure_tree = &BTRFS_I(inode)->io_failure_tree;