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path: root/fs/btrfs/extent_map.h
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Diffstat (limited to 'fs/btrfs/extent_map.h')
-rw-r--r--fs/btrfs/extent_map.h1
1 files changed, 1 insertions, 0 deletions
diff --git a/fs/btrfs/extent_map.h b/fs/btrfs/extent_map.h
index 13c562f7cb6..2ffc0c76338 100644
--- a/fs/btrfs/extent_map.h
+++ b/fs/btrfs/extent_map.h
@@ -40,6 +40,7 @@ struct extent_map_tree {
struct rb_root map;
struct rb_root state;
struct address_space *mapping;
+ u64 dirty_bytes;
rwlock_t lock;
struct extent_map_ops *ops;
spinlock_t lru_lock;