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btrfs: Change submit_bio_hook to taking an inode directly

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The only possible 'private_data' that is passed to this function is
actually an inode. Make that explicit by changing the signature of the
call back. No functional changes.

Reviewed-by: Johannes Thumshirn <jthumshirn@suse.de>
Signed-off-by: Nikolay Borisov <nborisov@suse.com>
Reviewed-by: David Sterba <dsterba@suse.com>
Signed-off-by: David Sterba <dsterba@suse.com>
This commit is contained in:
Nikolay Borisov 2019-04-10 17:24:39 +03:00 committed by David Sterba
parent a9355a0ef3
commit a56b1c7bc8
3 changed files with 4 additions and 6 deletions
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5
fs/btrfs/disk-io.c
View file

@ -885,11 +885,10 @@ static int check_async_write(struct btrfs_inode *bi)
return 1;
}
static blk_status_t btree_submit_bio_hook(void *private_data, struct bio *bio,
static blk_status_t btree_submit_bio_hook(struct inode *inode, struct bio *bio,
int mirror_num, unsigned long bio_flags,
u64 bio_offset)
{
struct inode *inode = private_data;
struct btrfs_fs_info *fs_info = btrfs_sb(inode->i_sb);
int async = check_async_write(BTRFS_I(inode));
blk_status_t ret;
@ -915,7 +914,7 @@ static blk_status_t btree_submit_bio_hook(void *private_data, struct bio *bio,
* checksumming can happen in parallel across all CPUs
*/
ret = btrfs_wq_submit_bio(fs_info, bio, mirror_num, 0,
bio_offset, private_data,
bio_offset, inode,
btree_submit_bio_start);
}

2
fs/btrfs/extent_io.h
View file

@ -104,7 +104,7 @@ struct extent_io_ops {
* The following callbacks must be always defined, the function
* pointer will be called unconditionally.
*/
blk_status_t (*submit_bio_hook)(void *private_data, struct bio *bio,
blk_status_t (*submit_bio_hook)(struct inode *inode, struct bio *bio,
int mirror_num, unsigned long bio_flags,
u64 bio_offset);
int (*readpage_end_io_hook)(struct btrfs_io_bio *io_bio, u64 phy_offset,

3
fs/btrfs/inode.c
View file

@ -1953,11 +1953,10 @@ static blk_status_t btrfs_submit_bio_start(void *private_data, struct bio *bio,
*
* c-3) otherwise: async submit
*/
static blk_status_t btrfs_submit_bio_hook(void *private_data, struct bio *bio,
static blk_status_t btrfs_submit_bio_hook(struct inode *inode, struct bio *bio,
int mirror_num, unsigned long bio_flags,
u64 bio_offset)
{
struct inode *inode = private_data;
struct btrfs_fs_info *fs_info = btrfs_sb(inode->i_sb);
struct btrfs_root *root = BTRFS_I(inode)->root;
enum btrfs_wq_endio_type metadata = BTRFS_WQ_ENDIO_DATA;