75 #define msg_ids(ns)	((ns)->ids[IPC_MSG_IDS])  macro
79 	struct kern_ipc_perm *ipcp = ipc_obtain_object_idr(&msg_ids(ns), id);  in msq_obtain_object()
90 	struct kern_ipc_perm *ipcp = ipc_obtain_object_check(&msg_ids(ns), id);  in msq_obtain_object_check()
100 	ipc_rmid(&msg_ids(ns), &s->q_perm);  in msg_rmid()
150 	id = ipc_addid(&msg_ids(ns), &msq->q_perm, ns->msg_ctlmni);  in newque()
255 	return ipcget(ns, &msg_ids(ns), &msg_ops, &msg_params);  in SYSCALL_DEFINE2()
352 	down_write(&msg_ids(ns).rwsem);  in msgctl_down()
355 	ipcp = ipcctl_pre_down_nolock(ns, &msg_ids(ns), msqid, cmd,  in msgctl_down()
408 	up_write(&msg_ids(ns).rwsem);  in msgctl_down()
443 		down_read(&msg_ids(ns).rwsem);  in msgctl_nolock()
445 			msginfo.msgpool = msg_ids(ns).in_use;  in msgctl_nolock()
453 		max_id = ipc_get_maxid(&msg_ids(ns));  in msgctl_nolock()
454 		up_read(&msg_ids(ns).rwsem);  in msgctl_nolock()
1035 	free_ipcs(ns, &msg_ids(ns), freeque);  in msg_exit_ns()