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| author | Ming Lei | 2017-12-18 13:22:04 +0100 |
|---|---|---|
| committer | Jens Axboe | 2018-01-06 17:18:00 +0100 |
| commit | 263663cd3c4fbfc40cb7504c4be2dadbc0992cc1 (patch) | |
| tree | 6a22bd3907dd38d8a7c57862311ca4deff521064 /drivers/md/bcache | |
| parent | block: introduce bio helpers for converting to multipage bvec (diff) | |
| download | kernel-qcow2-linux-263663cd3c4fbfc40cb7504c4be2dadbc0992cc1.tar.gz kernel-qcow2-linux-263663cd3c4fbfc40cb7504c4be2dadbc0992cc1.tar.xz kernel-qcow2-linux-263663cd3c4fbfc40cb7504c4be2dadbc0992cc1.zip | |
block: convert to bio_first_bvec_all & bio_first_page_all
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>
Diffstat (limited to 'drivers/md/bcache')
| -rw-r--r-- | drivers/md/bcache/super.c | 8 |
1 files changed, 4 insertions, 4 deletions
diff --git a/drivers/md/bcache/super.c b/drivers/md/bcache/super.c index b4d28928dec5..8399fe0651f2 100644 --- a/drivers/md/bcache/super.c +++ b/drivers/md/bcache/super.c @@ -211,7 +211,7 @@ static void write_bdev_super_endio(struct bio *bio) static void __write_super(struct cache_sb *sb, struct bio *bio) { - struct cache_sb *out = page_address(bio->bi_io_vec[0].bv_page); + struct cache_sb *out = page_address(bio_first_page_all(bio)); unsigned i; bio->bi_iter.bi_sector = SB_SECTOR; @@ -1166,7 +1166,7 @@ static void register_bdev(struct cache_sb *sb, struct page *sb_page, dc->bdev->bd_holder = dc; bio_init(&dc->sb_bio, dc->sb_bio.bi_inline_vecs, 1); - dc->sb_bio.bi_io_vec[0].bv_page = sb_page; + bio_first_bvec_all(&dc->sb_bio)->bv_page = sb_page; get_page(sb_page); if (cached_dev_init(dc, sb->block_size << 9)) @@ -1810,7 +1810,7 @@ void bch_cache_release(struct kobject *kobj) free_fifo(&ca->free[i]); if (ca->sb_bio.bi_inline_vecs[0].bv_page) - put_page(ca->sb_bio.bi_io_vec[0].bv_page); + put_page(bio_first_page_all(&ca->sb_bio)); if (!IS_ERR_OR_NULL(ca->bdev)) blkdev_put(ca->bdev, FMODE_READ|FMODE_WRITE|FMODE_EXCL); @@ -1864,7 +1864,7 @@ static int register_cache(struct cache_sb *sb, struct page *sb_page, ca->bdev->bd_holder = ca; bio_init(&ca->sb_bio, ca->sb_bio.bi_inline_vecs, 1); - ca->sb_bio.bi_io_vec[0].bv_page = sb_page; + bio_first_bvec_all(&ca->sb_bio)->bv_page = sb_page; get_page(sb_page); if (blk_queue_discard(bdev_get_queue(ca->bdev))) |