1 files changed, 6 insertions, 0 deletions

diff --git a/fs/xfs/xfs_mount.h b/fs/xfs/xfs_mount.h
index f37060bcde53..94f73c523e5f 100644
--- a/fs/xfs/xfs_mount.h
+++ b/fs/xfs/xfs_mount.h
@@ -433,6 +433,12 @@ typedef struct xfs_mount {
         struct mutex            m_icsb_mutex;   /* balancer sync lock */
 #endif
         struct xfs_mru_cache    *m_filestream;  /* per-mount filestream data */
+        struct task_struct      *m_sync_task;   /* generalised sync thread */
+        bhv_vfs_sync_work_t     m_sync_work;    /* work item for VFS_SYNC */
+        struct list_head        m_sync_list;    /* sync thread work item list */
+        spinlock_t              m_sync_lock;    /* work item list lock */
+        int                     m_sync_seq;     /* sync thread generation no. */
+        wait_queue_head_t       m_wait_single_sync_task;
 } xfs_mount_t;
 
 /*