Commit 1edb647b authored by Filipe Manana's avatar Filipe Manana Committed by Chris Mason
Browse files

Btrfs: remove non-sense btrfs_error_discard_extent() function 



It doesn't do anything special, it just calls btrfs_discard_extent(),
so just remove it.

Signed-off-by: default avatarFilipe Manana <fdmanana@suse.com>
Signed-off-by: default avatarChris Mason <clm@fb.com>
parent 678886bd

fs/btrfs/ctree.h

+2 −2
Original line number Diff line number Diff line
@@ -3481,7 +3481,7 @@ void btrfs_put_block_group_cache(struct btrfs_fs_info *info); 
u64 btrfs_account_ro_block_groups_free_space(struct btrfs_space_info *sinfo);

int btrfs_error_unpin_extent_range(struct btrfs_root *root,

				   u64 start, u64 end);

int btrfs_error_discard_extent(struct btrfs_root *root, u64 bytenr,

int btrfs_discard_extent(struct btrfs_root *root, u64 bytenr,

			 u64 num_bytes, u64 *actual_bytes);

int btrfs_force_chunk_alloc(struct btrfs_trans_handle *trans,

			    struct btrfs_root *root, u64 type);

fs/btrfs/extent-tree.c

+2 −8
Original line number Diff line number Diff line
@@ -1889,7 +1889,7 @@ static int btrfs_issue_discard(struct block_device *bdev, 
	return blkdev_issue_discard(bdev, start >> 9, len >> 9, GFP_NOFS, 0);

}



static int btrfs_discard_extent(struct btrfs_root *root, u64 bytenr,

int btrfs_discard_extent(struct btrfs_root *root, u64 bytenr,

			 u64 num_bytes, u64 *actual_bytes)

{

	int ret;
@@ -9698,12 +9698,6 @@ int btrfs_error_unpin_extent_range(struct btrfs_root *root, u64 start, u64 end) 
	return unpin_extent_range(root, start, end, false);

}



int btrfs_error_discard_extent(struct btrfs_root *root, u64 bytenr,

			       u64 num_bytes, u64 *actual_bytes)

{

	return btrfs_discard_extent(root, bytenr, num_bytes, actual_bytes);

}



int btrfs_trim_fs(struct btrfs_root *root, struct fstrim_range *range)

{

	struct btrfs_fs_info *fs_info = root->fs_info;

fs/btrfs/free-space-cache.c

+2 −2
Original line number Diff line number Diff line
@@ -2966,7 +2966,7 @@ static int do_trimming(struct btrfs_block_group_cache *block_group, 
	spin_unlock(&block_group->lock);

	spin_unlock(&space_info->lock);



	ret = btrfs_error_discard_extent(fs_info->extent_root,

	ret = btrfs_discard_extent(fs_info->extent_root,

				   start, bytes, &trimmed);

	if (!ret)

		*total_trimmed += trimmed;