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-rw-r--r--fs/ocfs2/ocfs2.h4
1 files changed, 4 insertions, 0 deletions
diff --git a/fs/ocfs2/ocfs2.h b/fs/ocfs2/ocfs2.h
index 6688d19e445..bb5357376ef 100644
--- a/fs/ocfs2/ocfs2.h
+++ b/fs/ocfs2/ocfs2.h
@@ -408,6 +408,10 @@ struct ocfs2_super
/* the group we used to allocate inodes. */
u64 osb_inode_alloc_group;
+
+ /* rb tree root for refcount lock. */
+ struct rb_root osb_rf_lock_tree;
+ struct ocfs2_refcount_tree *osb_ref_tree_lru;
};
#define OCFS2_SB(sb) ((struct ocfs2_super *)(sb)->s_fs_info)