Btrfs: Block sized tree extents and extent deletion

[deliverable/linux.git] / fs / btrfs / disk-io.h

diff --git a/fs/btrfs/disk-io.h b/fs/btrfs/disk-io.h
index ee95fa05c4a3e1fcf79928fcc7f6951086223b30..2729b757ddc1e1172ec8f71b66dec3e88968ecdc 100644 (file)
--- a/fs/btrfs/disk-io.h
+++ b/fs/btrfs/disk-io.h
@@ -11,11 +11,14 @@ struct tree_buffer {
 };
 
 struct tree_buffer *read_tree_block(struct ctree_root *root, u64 blocknr);
+struct tree_buffer *find_tree_block(struct ctree_root *root, u64 blocknr);
 int write_tree_block(struct ctree_root *root, struct tree_buffer *buf);
-struct ctree_root *open_ctree(char *filename);
+struct ctree_root *open_ctree(char *filename, struct ctree_super_block *s);
 int close_ctree(struct ctree_root *root);
 void tree_block_release(struct ctree_root *root, struct tree_buffer *buf);
-struct tree_buffer *alloc_free_block(struct ctree_root *root);
-int update_root_block(struct ctree_root *root);
+int write_ctree_super(struct ctree_root *root, struct ctree_super_block *s);
+int mkfs(int fd);
+
+#define CTREE_SUPER_INFO_OFFSET(bs) (16 * (bs))
 
 #endif