1 files changed, 10 insertions, 23 deletions

diff --git a/fs/ocfs2/ocfs2.h b/fs/ocfs2/ocfs2.h
index 553f53cc73ae..8d64a97a9d5e 100644
--- a/fs/ocfs2/ocfs2.h
+++ b/fs/ocfs2/ocfs2.h
@@ -30,6 +30,7 @@
 #include <linux/sched.h>
 #include <linux/wait.h>
 #include <linux/list.h>
+#include <linux/llist.h>
 #include <linux/rbtree.h>
 #include <linux/workqueue.h>
 #include <linux/kref.h>
@@ -274,19 +275,16 @@ enum ocfs2_mount_options
         OCFS2_MOUNT_HB_GLOBAL = 1 << 14, /* Global heartbeat */
 };
 
-#define OCFS2_OSB_SOFT_RO                       0x0001
-#define OCFS2_OSB_HARD_RO                       0x0002
-#define OCFS2_OSB_ERROR_FS                      0x0004
-#define OCFS2_OSB_DROP_DENTRY_LOCK_IMMED        0x0008
-
-#define OCFS2_DEFAULT_ATIME_QUANTUM             60
+#define OCFS2_OSB_SOFT_RO       0x0001
+#define OCFS2_OSB_HARD_RO       0x0002
+#define OCFS2_OSB_ERROR_FS      0x0004
+#define OCFS2_DEFAULT_ATIME_QUANTUM     60
 
 struct ocfs2_journal;
 struct ocfs2_slot_info;
 struct ocfs2_recovery_map;
 struct ocfs2_replay_map;
 struct ocfs2_quota_recovery;
-struct ocfs2_dentry_lock;
 struct ocfs2_super
 {
         struct task_struct *commit_task;
@@ -414,10 +412,9 @@ struct ocfs2_super
         struct list_head blocked_lock_list;
         unsigned long blocked_lock_count;
 
-        /* List of dentry locks to release. Anyone can add locks to
-         * the list, ocfs2_wq processes the list  */
-        struct ocfs2_dentry_lock *dentry_lock_list;
-        struct work_struct dentry_lock_work;
+        /* List of dquot structures to drop last reference to */
+        struct llist_head dquot_drop_list;
+        struct work_struct dquot_drop_work;
 
         wait_queue_head_t               osb_mount_event;
 
@@ -449,6 +446,8 @@ struct ocfs2_super
         /* rb tree root for refcount lock. */
         struct rb_root  osb_rf_lock_tree;
         struct ocfs2_refcount_tree *osb_ref_tree_lru;
+
+        struct mutex system_file_mutex;
 };
 
 #define OCFS2_SB(sb)        ((struct ocfs2_super *)(sb)->s_fs_info)
@@ -579,18 +578,6 @@ static inline void ocfs2_set_osb_flag(struct ocfs2_super *osb,
         spin_unlock(&osb->osb_lock);
 }
 
-
-static inline unsigned long  ocfs2_test_osb_flag(struct ocfs2_super *osb,
-                                                 unsigned long flag)
-{
-        unsigned long ret;
-
-        spin_lock(&osb->osb_lock);
-        ret = osb->osb_flags & flag;
-        spin_unlock(&osb->osb_lock);
-        return ret;
-}
-
 static inline void ocfs2_set_ro_flag(struct ocfs2_super *osb,
                                      int hard)
 {