1 files changed, 12 insertions, 0 deletions

diff --git a/fs/ocfs2/ocfs2.h b/fs/ocfs2/ocfs2.h
index 31692379c170..1cb814be8ef1 100644
--- a/fs/ocfs2/ocfs2.h
+++ b/fs/ocfs2/ocfs2.h
@@ -132,6 +132,18 @@ struct ocfs2_lock_res {
         wait_queue_head_t        l_event;
 
         struct list_head         l_debug_list;
+
+#ifdef CONFIG_OCFS2_FS_STATS
+        unsigned long long       l_lock_num_prmode;        /* PR acquires */
+        unsigned long long       l_lock_num_exmode;        /* EX acquires */
+        unsigned int             l_lock_num_prmode_failed; /* Failed PR gets */
+        unsigned int             l_lock_num_exmode_failed; /* Failed EX gets */
+        unsigned long long       l_lock_total_prmode;      /* Tot wait for PR */
+        unsigned long long       l_lock_total_exmode;      /* Tot wait for EX */
+        unsigned int             l_lock_max_prmode;        /* Max wait for PR */
+        unsigned int             l_lock_max_exmode;        /* Max wait for EX */
+        unsigned int             l_lock_refresh;           /* Disk refreshes */
+#endif
 };
 
 struct ocfs2_dlm_debug {