diff options
Diffstat (limited to 'fs/btrfs/extent_io.h')
| -rw-r--r-- | fs/btrfs/extent_io.h | 9 |
1 files changed, 4 insertions, 5 deletions
diff --git a/fs/btrfs/extent_io.h b/fs/btrfs/extent_io.h index 19620c58f09..58b27e5ab52 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); |