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path: root/fs/btrfs/extent_io.h
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Diffstat (limited to 'fs/btrfs/extent_io.h')
-rw-r--r--fs/btrfs/extent_io.h9
1 files changed, 4 insertions, 5 deletions
diff --git a/fs/btrfs/extent_io.h b/fs/btrfs/extent_io.h
index 19620c58f096..58b27e5ab521 100644
--- 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);