1 files changed, 19 insertions, 12 deletions

diff --git a/fs/dlm/lock.h b/fs/dlm/lock.h
index aa5ad44d902b..b23d7b854ed4 100644
--- a/fs/dlm/lock.h
+++ b/fs/dlm/lock.h
@@ -12,32 +12,37 @@
 #define __LOCK_DOT_H__
 
 void dlm_dump_rsb(struct dlm_rsb *r);
-void dlm_dump_rsb_name(struct dlm_ls *ls, char *name, int len);
+void dlm_dump_rsb_name(struct dlm_ls *ls, const char *name, int len);
 void dlm_print_lkb(struct dlm_lkb *lkb);
-void dlm_receive_message_saved(struct dlm_ls *ls, struct dlm_message *ms,
+void dlm_receive_message_saved(struct dlm_ls *ls, const struct dlm_message *ms,
 			       uint32_t saved_seq);
-void dlm_receive_buffer(union dlm_packet *p, int nodeid);
+void dlm_receive_buffer(const union dlm_packet *p, int nodeid);
 int dlm_modes_compat(int mode1, int mode2);
+void free_inactive_rsb(struct dlm_rsb *r);
 void dlm_put_rsb(struct dlm_rsb *r);
 void dlm_hold_rsb(struct dlm_rsb *r);
 int dlm_put_lkb(struct dlm_lkb *lkb);
-void dlm_scan_rsbs(struct dlm_ls *ls);
 int dlm_lock_recovery_try(struct dlm_ls *ls);
+void dlm_lock_recovery(struct dlm_ls *ls);
 void dlm_unlock_recovery(struct dlm_ls *ls);
+void dlm_rsb_scan(struct timer_list *timer);
+void resume_scan_timer(struct dlm_ls *ls);
 
-int dlm_master_lookup(struct dlm_ls *ls, int nodeid, char *name, int len,
-		      unsigned int flags, int *r_nodeid, int *result);
+int dlm_master_lookup(struct dlm_ls *ls, int from_nodeid, const char *name,
+		      int len, unsigned int flags, int *r_nodeid, int *result);
 
-int dlm_search_rsb_tree(struct rb_root *tree, const void *name, int len,
+int dlm_search_rsb_tree(struct rhashtable *rhash, const void *name, int len,
 			struct dlm_rsb **r_ret);
 
-void dlm_recover_purge(struct dlm_ls *ls);
+void dlm_recover_purge(struct dlm_ls *ls, const struct list_head *root_list);
 void dlm_purge_mstcpy_locks(struct dlm_rsb *r);
 void dlm_recover_grant(struct dlm_ls *ls);
 int dlm_recover_waiters_post(struct dlm_ls *ls);
 void dlm_recover_waiters_pre(struct dlm_ls *ls);
-int dlm_recover_master_copy(struct dlm_ls *ls, struct dlm_rcom *rc);
-int dlm_recover_process_copy(struct dlm_ls *ls, struct dlm_rcom *rc);
+int dlm_recover_master_copy(struct dlm_ls *ls, const struct dlm_rcom *rc,
+			    __le32 *rl_remid, __le32 *rl_result);
+int dlm_recover_process_copy(struct dlm_ls *ls, const struct dlm_rcom *rc,
+			     uint64_t seq);
 
 int dlm_user_request(struct dlm_ls *ls, struct dlm_user_args *ua, int mode,
 	uint32_t flags, void *name, unsigned int namelen);
@@ -61,17 +66,19 @@ int dlm_debug_add_lkb_to_waiters(struct dlm_ls *ls, uint32_t lkb_id,
 
 static inline int is_master(struct dlm_rsb *r)
 {
+	WARN_ON_ONCE(r->res_nodeid == -1);
+
 	return !r->res_nodeid;
 }
 
 static inline void lock_rsb(struct dlm_rsb *r)
 {
-	mutex_lock(&r->res_mutex);
+	spin_lock_bh(&r->res_lock);
 }
 
 static inline void unlock_rsb(struct dlm_rsb *r)
 {
-	mutex_unlock(&r->res_mutex);
+	spin_unlock_bh(&r->res_lock);
 }
 
 #endif