On 23.11.18 г. 10:42 ч., Johannes Thumshirn wrote:
> The btrfs_bio_end_io_t typedef was introduced with commit
> a1d3c4786a4b ("btrfs: btrfs_multi_bio replaced with btrfs_bio")
> but never used anywhere. This commit also introduced a forward declaration
> of 'struct btrfs_bio' which is only needed for btrfs_bio_end_io_t.
>
> Remove both as they're not needed anywhere.
>
> Signed-off-by: Johannes Thumshirn <jthumsh...@suse.de>
Reviewed-by: Nikolay Borisov <nbori...@suse.com>
> ---
> fs/btrfs/volumes.h | 3 ---
> 1 file changed, 3 deletions(-)
>
> diff --git a/fs/btrfs/volumes.h b/fs/btrfs/volumes.h
> index 8b092bb1e2ee..c93097b0b469 100644
> --- a/fs/btrfs/volumes.h
> +++ b/fs/btrfs/volumes.h
> @@ -295,9 +295,6 @@ struct btrfs_bio_stripe {
> u64 length; /* only used for discard mappings */
> };
>
> -struct btrfs_bio;
> -typedef void (btrfs_bio_end_io_t) (struct btrfs_bio *bio, int err);
> -
> struct btrfs_bio {
> refcount_t refs;
> atomic_t stripes_pending;
>
