1 files changed, 18 insertions, 3 deletions

diff --git a/fs/ocfs2/dlmglue.h b/fs/ocfs2/dlmglue.h
index 243ae862ece5..4a2769387229 100644
--- a/fs/ocfs2/dlmglue.h
+++ b/fs/ocfs2/dlmglue.h
@@ -27,10 +27,14 @@
 #ifndef DLMGLUE_H
 #define DLMGLUE_H
 
-#define OCFS2_LVB_VERSION 3
+#include "dcache.h"
+
+#define OCFS2_LVB_VERSION 4
 
 struct ocfs2_meta_lvb {
-        __be32       lvb_version;
+        __u8         lvb_version;
+        __u8         lvb_reserved0;
+        __be16       lvb_reserved1;
         __be32       lvb_iclusters;
         __be32       lvb_iuid;
         __be32       lvb_igid;
@@ -41,7 +45,8 @@ struct ocfs2_meta_lvb {
         __be16       lvb_imode;
         __be16       lvb_inlink;
         __be32       lvb_iattr;
-        __be32       lvb_reserved[2];
+        __be32       lvb_igeneration;
+        __be32       lvb_reserved2;
 };
 
 /* ocfs2_meta_lock_full() and ocfs2_data_lock_full() 'arg_flags' flags */
@@ -57,9 +62,14 @@ void ocfs2_dlm_shutdown(struct ocfs2_super *osb);
 void ocfs2_lock_res_init_once(struct ocfs2_lock_res *res);
 void ocfs2_inode_lock_res_init(struct ocfs2_lock_res *res,
                                enum ocfs2_lock_type type,
+                               unsigned int generation,
                                struct inode *inode);
+void ocfs2_dentry_lock_res_init(struct ocfs2_dentry_lock *dl,
+                                u64 parent, struct inode *inode);
 void ocfs2_lock_res_free(struct ocfs2_lock_res *res);
 int ocfs2_create_new_inode_locks(struct inode *inode);
+int ocfs2_create_new_lock(struct ocfs2_super *osb,
+                          struct ocfs2_lock_res *lockres, int ex, int local);
 int ocfs2_drop_inode_locks(struct inode *inode);
 int ocfs2_data_lock_full(struct inode *inode,
                          int write,
@@ -93,7 +103,12 @@ void ocfs2_super_unlock(struct ocfs2_super *osb,
                         int ex);
 int ocfs2_rename_lock(struct ocfs2_super *osb);
 void ocfs2_rename_unlock(struct ocfs2_super *osb);
+int ocfs2_dentry_lock(struct dentry *dentry, int ex);
+void ocfs2_dentry_unlock(struct dentry *dentry, int ex);
+
 void ocfs2_mark_lockres_freeing(struct ocfs2_lock_res *lockres);
+void ocfs2_simple_drop_lockres(struct ocfs2_super *osb,
+                               struct ocfs2_lock_res *lockres);
 
 /* for the vote thread */
 void ocfs2_process_blocked_lock(struct ocfs2_super *osb,