Merge git://git.kernel.org/pub/scm/linux/kernel/git/nab/target-pending

[~andy/linux] / fs / btrfs / extent_io.h

diff --git a/fs/btrfs/extent_io.h b/fs/btrfs/extent_io.h
index 19620c58f096ef2dd8f0a5810ff632c575e0f5ee..58b27e5ab52158a2d03a1bf7d7d612878489a9ac 100644 (file)
--- a/fs/btrfs/extent_io.h
+++ b/fs/btrfs/extent_io.h
@@ -43,6 +43,7 @@
 #define EXTENT_BUFFER_WRITEBACK 7
 #define EXTENT_BUFFER_IOERR 8
 #define EXTENT_BUFFER_DUMMY 9
+#define EXTENT_BUFFER_IN_TREE 10
 
 /* these are flags for extent_clear_unlock_delalloc */
 #define PAGE_UNLOCK            (1 << 0)
@@ -94,12 +95,10 @@ struct extent_io_ops {
 
 struct extent_io_tree {
        struct rb_root state;
-       struct radix_tree_root buffer;
        struct address_space *mapping;
        u64 dirty_bytes;
        int track_uptodate;
        spinlock_t lock;
-       spinlock_t buffer_lock;
        struct extent_io_ops *ops;
 };
 
@@ -130,7 +129,7 @@ struct extent_buffer {
        unsigned long map_start;
        unsigned long map_len;
        unsigned long bflags;
-       struct extent_io_tree *tree;
+       struct btrfs_fs_info *fs_info;
        spinlock_t refs_lock;
        atomic_t refs;
        atomic_t io_pages;
@@ -266,11 +265,11 @@ int extent_fiemap(struct inode *inode, struct fiemap_extent_info *fieinfo,
 int get_state_private(struct extent_io_tree *tree, u64 start, u64 *private);
 void set_page_extent_mapped(struct page *page);
 
-struct extent_buffer *alloc_extent_buffer(struct extent_io_tree *tree,
+struct extent_buffer *alloc_extent_buffer(struct btrfs_fs_info *fs_info,
                                          u64 start, unsigned long len);
 struct extent_buffer *alloc_dummy_extent_buffer(u64 start, unsigned long len);
 struct extent_buffer *btrfs_clone_extent_buffer(struct extent_buffer *src);
-struct extent_buffer *find_extent_buffer(struct extent_io_tree *tree,
+struct extent_buffer *find_extent_buffer(struct btrfs_fs_info *fs_info,
                                         u64 start);
 void free_extent_buffer(struct extent_buffer *eb);
 void free_extent_buffer_stale(struct extent_buffer *eb);