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-rw-r--r--fs/btrfs/ctree.h12
1 files changed, 4 insertions, 8 deletions
diff --git a/fs/btrfs/ctree.h b/fs/btrfs/ctree.h
index 1998f86df08a..0287bd51d87c 100644
--- a/fs/btrfs/ctree.h
+++ b/fs/btrfs/ctree.h
@@ -1013,18 +1013,13 @@ static inline void btrfs_memmove(struct btrfs_root *root,
1013 memmove(dst, src, nr); 1013 memmove(dst, src, nr);
1014} 1014}
1015 1015
1016static inline void btrfs_mark_buffer_dirty(struct buffer_head *bh)
1017{
1018 WARN_ON(!atomic_read(&bh->b_count));
1019 mark_buffer_dirty(bh);
1020}
1021
1022/* helper function to cast into the data area of the leaf. */ 1016/* helper function to cast into the data area of the leaf. */
1023#define btrfs_item_ptr(leaf, slot, type) \ 1017#define btrfs_item_ptr(leaf, slot, type) \
1024 ((type *)(btrfs_leaf_data(leaf) + \ 1018 ((type *)(btrfs_leaf_data(leaf) + \
1025 btrfs_item_offset((leaf)->items + (slot)))) 1019 btrfs_item_offset((leaf)->items + (slot))))
1026 1020
1027/* extent-tree.c */ 1021/* extent-tree.c */
1022int btrfs_copy_pinned(struct btrfs_root *root, struct radix_tree_root *copy);
1028struct btrfs_block_group_cache *btrfs_lookup_block_group(struct 1023struct btrfs_block_group_cache *btrfs_lookup_block_group(struct
1029 btrfs_fs_info *info, 1024 btrfs_fs_info *info,
1030 u64 blocknr); 1025 u64 blocknr);
@@ -1044,8 +1039,9 @@ int btrfs_inc_ref(struct btrfs_trans_handle *trans, struct btrfs_root *root,
1044 struct buffer_head *buf); 1039 struct buffer_head *buf);
1045int btrfs_free_extent(struct btrfs_trans_handle *trans, struct btrfs_root 1040int btrfs_free_extent(struct btrfs_trans_handle *trans, struct btrfs_root
1046 *root, u64 blocknr, u64 num_blocks, int pin); 1041 *root, u64 blocknr, u64 num_blocks, int pin);
1047int btrfs_finish_extent_commit(struct btrfs_trans_handle *trans, struct 1042int btrfs_finish_extent_commit(struct btrfs_trans_handle *trans,
1048 btrfs_root *root); 1043 struct btrfs_root *root,
1044 struct radix_tree_root *unpin_radix);
1049int btrfs_inc_extent_ref(struct btrfs_trans_handle *trans, 1045int btrfs_inc_extent_ref(struct btrfs_trans_handle *trans,
1050 struct btrfs_root *root, 1046 struct btrfs_root *root,
1051 u64 blocknr, u64 num_blocks); 1047 u64 blocknr, u64 num_blocks);