1 files changed, 10 insertions, 0 deletions

diff --git a/fs/ocfs2/ocfs2.h b/fs/ocfs2/ocfs2.h
index 1386281950d..1fde52c96d2 100644
--- a/fs/ocfs2/ocfs2.h
+++ b/fs/ocfs2/ocfs2.h
@@ -151,6 +151,14 @@ struct ocfs2_lock_res {
 #endif
 };
 
+struct ocfs2_orphan_scan {
+        struct mutex            os_lock;
+        struct ocfs2_super      *os_osb;
+        struct ocfs2_lock_res   os_lockres;     /* lock to synchronize scans */
+        struct delayed_work     os_orphan_scan_work;
+        u32                     os_seqno;       /* incremented on every scan */
+};
+
 struct ocfs2_dlm_debug {
         struct kref d_refcnt;
         struct dentry *d_locking_state;
@@ -341,6 +349,8 @@ struct ocfs2_super
         unsigned int                    *osb_orphan_wipes;
         wait_queue_head_t               osb_wipe_event;
 
+        struct ocfs2_orphan_scan        osb_orphan_scan;
+
         /* used to protect metaecc calculation check of xattr. */
         spinlock_t osb_xattr_lock;