diff options
Diffstat (limited to 'fs/btrfs/extent-tree.c')
| -rw-r--r-- | fs/btrfs/extent-tree.c | 34 |
1 files changed, 0 insertions, 34 deletions
diff --git a/fs/btrfs/extent-tree.c b/fs/btrfs/extent-tree.c index 8d28ba360e9a..b97c99a8dd4c 100644 --- a/fs/btrfs/extent-tree.c +++ b/fs/btrfs/extent-tree.c @@ -5975,40 +5975,6 @@ int btrfs_drop_subtree(struct btrfs_trans_handle *trans, return ret; } -/* - * helper to account the unused space of all the readonly block group in the - * space_info. takes mirrors into account. - */ -u64 btrfs_account_ro_block_groups_free_space(struct btrfs_space_info *sinfo) -{ - struct btrfs_block_group *block_group; - u64 free_bytes = 0; - int factor; - - /* It's df, we don't care if it's racy */ - if (list_empty(&sinfo->ro_bgs)) - return 0; - - spin_lock(&sinfo->lock); - list_for_each_entry(block_group, &sinfo->ro_bgs, ro_list) { - spin_lock(&block_group->lock); - - if (!block_group->ro) { - spin_unlock(&block_group->lock); - continue; - } - - factor = btrfs_bg_type_to_factor(block_group->flags); - free_bytes += (block_group->length - - block_group->used) * factor; - - spin_unlock(&block_group->lock); - } - spin_unlock(&sinfo->lock); - - return free_bytes; -} - int btrfs_error_unpin_extent_range(struct btrfs_fs_info *fs_info, u64 start, u64 end) { |