diff options
Diffstat (limited to 'extent_io.h')
-rw-r--r-- | extent_io.h | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/extent_io.h b/extent_io.h index 492daf6a..a0308a90 100644 --- a/extent_io.h +++ b/extent_io.h @@ -41,6 +41,8 @@ #define EXTENT_CSUM (1 << 9) #define EXTENT_IOBITS (EXTENT_LOCKED | EXTENT_WRITEBACK) +struct btrfs_fs_info; + struct extent_io_tree { struct cache_tree state; struct cache_tree cache; @@ -122,4 +124,6 @@ void memset_extent_buffer(struct extent_buffer *eb, char c, unsigned long start, unsigned long len); int set_extent_buffer_dirty(struct extent_buffer *eb); int clear_extent_buffer_dirty(struct extent_buffer *eb); +int read_data_from_disk(struct btrfs_fs_info *info, void *buf, u64 offset, + u64 bytes, int mirror); #endif |