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Btrfs: Fixup reference counting on cows

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Signed-off-by: Chris Mason <chris.mason@oracle.com>
This commit is contained in:
Chris Mason
2007-03-06 20:08:01 -05:00
committed by David Woodhouse
parent 02217ed299
commit a28ec19775
9 changed files with 274 additions and 134 deletions
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4
fs/btrfs/ctree.h
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@@ -51,10 +51,12 @@ struct tree_buffer;
*/
struct ctree_root {
struct tree_buffer *node;
struct tree_buffer *commit_root;
struct ctree_root *extent_root;
struct key current_insert;
int fp;
struct radix_tree_root cache_radix;
struct radix_tree_root pinned_radix;
struct list_head trans;
struct list_head cache;
int cache_size;
@@ -151,4 +153,6 @@ int del_item(struct ctree_root *root, struct ctree_path *path);
int insert_item(struct ctree_root *root, struct key *key, void *data, int data_size);
int next_leaf(struct ctree_root *root, struct ctree_path *path);
int leaf_free_space(struct leaf *leaf);
int btrfs_drop_snapshot(struct ctree_root *root, struct tree_buffer *snap);
int btrfs_finish_extent_commit(struct ctree_root *root);
#endif