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btrfs: lift bio_set_dev from bio allocation helpers

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The block device is passed around for the only purpose to set it in new
bios. Move the assignment one level up. This is a preparatory patch for
further bdev cleanups.

Signed-off-by: David Sterba <dsterba@suse.com>
This commit is contained in:
David Sterba 2019-06-18 20:00:16 +02:00
parent e1ea2beee2
commit e749af443f
3 changed files with 12 additions and 8 deletions
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12
fs/btrfs/compression.c
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@ -340,7 +340,8 @@ blk_status_t btrfs_submit_compressed_write(struct inode *inode, u64 start,
bdev = fs_info->fs_devices->latest_bdev;
bio = btrfs_bio_alloc(bdev, first_byte);
bio = btrfs_bio_alloc(first_byte);
bio_set_dev(bio, bdev);
bio->bi_opf = REQ_OP_WRITE | write_flags;
bio->bi_private = cb;
bio->bi_end_io = end_compressed_bio_write;
@ -382,7 +383,8 @@ blk_status_t btrfs_submit_compressed_write(struct inode *inode, u64 start,
bio_endio(bio);
}
bio = btrfs_bio_alloc(bdev, first_byte);
bio = btrfs_bio_alloc(first_byte);
bio_set_dev(bio, bdev);
bio->bi_opf = REQ_OP_WRITE | write_flags;
bio->bi_private = cb;
bio->bi_end_io = end_compressed_bio_write;
@ -620,7 +622,8 @@ blk_status_t btrfs_submit_compressed_read(struct inode *inode, struct bio *bio,
/* include any pages we added in add_ra-bio_pages */
cb->len = bio->bi_iter.bi_size;
comp_bio = btrfs_bio_alloc(bdev, cur_disk_byte);
comp_bio = btrfs_bio_alloc(cur_disk_byte);
bio_set_dev(comp_bio, bdev);
comp_bio->bi_opf = REQ_OP_READ;
comp_bio->bi_private = cb;
comp_bio->bi_end_io = end_compressed_bio_read;
@ -670,7 +673,8 @@ blk_status_t btrfs_submit_compressed_read(struct inode *inode, struct bio *bio,
bio_endio(comp_bio);
}
comp_bio = btrfs_bio_alloc(bdev, cur_disk_byte);
comp_bio = btrfs_bio_alloc(cur_disk_byte);
bio_set_dev(comp_bio, bdev);
comp_bio->bi_opf = REQ_OP_READ;
comp_bio->bi_private = cb;
comp_bio->bi_end_io = end_compressed_bio_read;