68 static void dlm_init_migratable_lockres(struct dlm_migratable_lockres *mres,
73 				    struct dlm_migratable_lockres *mres,
79 				     struct dlm_migratable_lockres *mres);
882 	struct dlm_migratable_lockres *mres;  in dlm_request_all_locks_worker()  local
893 	mres = (struct dlm_migratable_lockres *)data;  in dlm_request_all_locks_worker()
930 		ret = dlm_send_one_lockres(dlm, res, mres, reco_master,  in dlm_request_all_locks_worker()
1113 				      struct dlm_migratable_lockres *mres,  in dlm_send_mig_lockres_msg()  argument
1118 	u64 mig_cookie = be64_to_cpu(mres->mig_cookie);  in dlm_send_mig_lockres_msg()
1119 	int mres_total_locks = be32_to_cpu(mres->total_locks);  in dlm_send_mig_lockres_msg()
1121 	u8 orig_flags = mres->flags,  in dlm_send_mig_lockres_msg()
1122 	   orig_master = mres->master;  in dlm_send_mig_lockres_msg()
1124 	BUG_ON(mres->num_locks > DLM_MAX_MIGRATABLE_LOCKS);  in dlm_send_mig_lockres_msg()
1125 	if (!mres->num_locks)  in dlm_send_mig_lockres_msg()
1129 		(mres->num_locks * sizeof(struct dlm_migratable_lock));  in dlm_send_mig_lockres_msg()
1132 	orig_flags = mres->flags;  in dlm_send_mig_lockres_msg()
1135 		mres->flags |= DLM_MRES_ALL_DONE;  in dlm_send_mig_lockres_msg()
1143 	ret = o2net_send_message(DLM_MIG_LOCKRES_MSG, dlm->key, mres,  in dlm_send_mig_lockres_msg()
1149 		     "node %u (%s)\n", dlm->name, mres->lockname_len,  in dlm_send_mig_lockres_msg()
1150 		     mres->lockname, ret, send_to,  in dlm_send_mig_lockres_msg()
1168 	dlm_init_migratable_lockres(mres, res->lockname.name,  in dlm_send_mig_lockres_msg()
1174 static void dlm_init_migratable_lockres(struct dlm_migratable_lockres *mres,  in dlm_init_migratable_lockres()  argument
1180 	clear_page(mres);  in dlm_init_migratable_lockres()
1181 	mres->lockname_len = namelen;  in dlm_init_migratable_lockres()
1182 	memcpy(mres->lockname, lockname, namelen);  in dlm_init_migratable_lockres()
1183 	mres->num_locks = 0;  in dlm_init_migratable_lockres()
1184 	mres->total_locks = cpu_to_be32(total_locks);  in dlm_init_migratable_lockres()
1185 	mres->mig_cookie = cpu_to_be64(cookie);  in dlm_init_migratable_lockres()
1186 	mres->flags = flags;  in dlm_init_migratable_lockres()
1187 	mres->master = master;  in dlm_init_migratable_lockres()
1191 					  struct dlm_migratable_lockres *mres,  in dlm_prepare_lvb_for_migration()  argument
1205 	if (dlm_lvb_is_empty(mres->lvb)) {  in dlm_prepare_lvb_for_migration()
1206 		memcpy(mres->lvb, lock->lksb->lvb, DLM_LVB_LEN);  in dlm_prepare_lvb_for_migration()
1211 	if (!memcmp(mres->lvb, lock->lksb->lvb, DLM_LVB_LEN))  in dlm_prepare_lvb_for_migration()
1227 				 struct dlm_migratable_lockres *mres, int queue)  in dlm_add_lock_to_array()  argument
1230 	int lock_num = mres->num_locks;  in dlm_add_lock_to_array()
1232 	ml = &(mres->ml[lock_num]);  in dlm_add_lock_to_array()
1240 		dlm_prepare_lvb_for_migration(lock, mres, queue);  in dlm_add_lock_to_array()
1243 	mres->num_locks++;  in dlm_add_lock_to_array()
1245 	if (mres->num_locks == DLM_MAX_MIGRATABLE_LOCKS)  in dlm_add_lock_to_array()
1251 			       struct dlm_migratable_lockres *mres)  in dlm_add_dummy_lock()  argument
1261 	dlm_add_lock_to_array(&dummy, mres, DLM_BLOCKED_LIST);  in dlm_add_dummy_lock()
1280 			 struct dlm_migratable_lockres *mres,  in dlm_send_one_lockres()  argument
1302 	dlm_init_migratable_lockres(mres, res->lockname.name,  in dlm_send_one_lockres()
1312 			if (!dlm_add_lock_to_array(lock, mres, i))  in dlm_send_one_lockres()
1317 			ret = dlm_send_mig_lockres_msg(dlm, mres, send_to,  in dlm_send_one_lockres()
1329 		dlm_add_dummy_lock(dlm, mres);  in dlm_send_one_lockres()
1332 	ret = dlm_send_mig_lockres_msg(dlm, mres, send_to, res, total_locks);  in dlm_send_one_lockres()
1368 	struct dlm_migratable_lockres *mres =  in dlm_mig_lockres_handler()  local
1380 	BUG_ON(!(mres->flags & (DLM_MRES_RECOVERY|DLM_MRES_MIGRATION)));  in dlm_mig_lockres_handler()
1382 	real_master = mres->master;  in dlm_mig_lockres_handler()
1385 		BUG_ON(!(mres->flags & DLM_MRES_RECOVERY));  in dlm_mig_lockres_handler()
1389 		  (mres->flags & DLM_MRES_RECOVERY) ?  in dlm_mig_lockres_handler()
1390 		  "recovery" : "migration", mres->master);  in dlm_mig_lockres_handler()
1391 	if (mres->flags & DLM_MRES_ALL_DONE)  in dlm_mig_lockres_handler()
1403 	res = dlm_lookup_lockres(dlm, mres->lockname, mres->lockname_len);  in dlm_mig_lockres_handler()
1408 		if (mres->flags & DLM_MRES_RECOVERY) {  in dlm_mig_lockres_handler()
1415 					  mres->lockname_len,  in dlm_mig_lockres_handler()
1416 					  mres->lockname);  in dlm_mig_lockres_handler()
1421 				     mres->lockname_len, mres->lockname);  in dlm_mig_lockres_handler()
1433 		res = dlm_new_lockres(dlm, mres->lockname, mres->lockname_len);  in dlm_mig_lockres_handler()
1442 		if (mres->flags & DLM_MRES_RECOVERY)  in dlm_mig_lockres_handler()
1483 	if (mres->master == DLM_LOCK_RES_OWNER_UNKNOWN) {  in dlm_mig_lockres_handler()
1485 		BUG_ON(!(mres->flags & DLM_MRES_RECOVERY));  in dlm_mig_lockres_handler()
1488 			  "%.*s\n", mres->lockname_len, mres->lockname);  in dlm_mig_lockres_handler()
1527 	struct dlm_migratable_lockres *mres;  in dlm_mig_lockres_worker()  local
1534 	mres = (struct dlm_migratable_lockres *)data;  in dlm_mig_lockres_worker()
1567 	ret = dlm_process_recovery_data(dlm, res, mres);  in dlm_mig_lockres_worker()
1573 	if ((mres->flags & (DLM_MRES_MIGRATION|DLM_MRES_ALL_DONE)) ==  in dlm_mig_lockres_worker()
1575 		ret = dlm_finish_migration(dlm, res, mres->master);  in dlm_mig_lockres_worker()
1780 				     struct dlm_migratable_lockres *mres)  in dlm_process_recovery_data()  argument
1794 	mlog(0, "running %d locks for this lockres\n", mres->num_locks);  in dlm_process_recovery_data()
1795 	for (i=0; i<mres->num_locks; i++) {  in dlm_process_recovery_data()
1796 		ml = &(mres->ml[i]);  in dlm_process_recovery_data()
1800 			BUG_ON(mres->num_locks != 1);  in dlm_process_recovery_data()
1802 			     dlm->name, mres->lockname_len, mres->lockname,  in dlm_process_recovery_data()
1822 			BUG_ON(!(mres->flags & DLM_MRES_MIGRATION));  in dlm_process_recovery_data()
1928 		if (!dlm_lvb_is_empty(mres->lvb)) {  in dlm_process_recovery_data()
1933 				memcpy(lksb->lvb, mres->lvb, DLM_LVB_LEN);  in dlm_process_recovery_data()
1938 				memcpy(res->lvb, mres->lvb, DLM_LVB_LEN);  in dlm_process_recovery_data()
1946  				     memcmp(res->lvb, mres->lvb, DLM_LVB_LEN))) {  in dlm_process_recovery_data()
1957  						printk("%02x", mres->lvb[i]);  in dlm_process_recovery_data()
1962 				memcpy(res->lvb, mres->lvb, DLM_LVB_LEN);  in dlm_process_recovery_data()
2008 			if (mres->flags & DLM_MRES_RECOVERY &&  in dlm_process_recovery_data()