50 	struct kern_ipc_perm q_perm;  member
109 	return container_of(ipcp, struct msg_queue, q_perm);  in msq_obtain_object()
120 	return container_of(ipcp, struct msg_queue, q_perm);  in msq_obtain_object_check()
125 	ipc_rmid(&msg_ids(ns), &s->q_perm);  in msg_rmid()
131 	struct msg_queue *msq = container_of(p, struct msg_queue, q_perm);  in msg_rcu_free()
133 	security_msg_queue_free(&msq->q_perm);  in msg_rcu_free()
155 	msq->q_perm.mode = msgflg & S_IRWXUGO;  in newque()
156 	msq->q_perm.key = key;  in newque()
158 	msq->q_perm.security = NULL;  in newque()
159 	retval = security_msg_queue_alloc(&msq->q_perm);  in newque()
175 	retval = ipc_addid(&msg_ids(ns), &msq->q_perm, ns->msg_ctlmni);  in newque()
177 		ipc_rcu_putref(&msq->q_perm, msg_rcu_free);  in newque()
181 	ipc_unlock_object(&msq->q_perm);  in newque()
184 	return msq->q_perm.id;  in newque()
275 	__releases(&msq->q_perm)  in freeque()
278 	struct msg_queue *msq = container_of(ipcp, struct msg_queue, q_perm);  in freeque()
284 	ipc_unlock_object(&msq->q_perm);  in freeque()
295 	ipc_rcu_putref(&msq->q_perm, msg_rcu_free);  in freeque()
418 	msq = container_of(ipcp, struct msg_queue, q_perm);  in msgctl_down()
420 	err = security_msg_queue_msgctl(&msq->q_perm, cmd);  in msgctl_down()
426 		ipc_lock_object(&msq->q_perm);  in msgctl_down()
440 		ipc_lock_object(&msq->q_perm);  in msgctl_down()
458 		ipc_unlock_object(&msq->q_perm);  in msgctl_down()
469 	ipc_unlock_object(&msq->q_perm);  in msgctl_down()
543 		audit_ipc_obj(&msq->q_perm);  in msgctl_stat()
546 		if (ipcperms(ns, &msq->q_perm, S_IRUGO))  in msgctl_stat()
550 	err = security_msg_queue_msgctl(&msq->q_perm, cmd);  in msgctl_stat()
554 	ipc_lock_object(&msq->q_perm);  in msgctl_stat()
556 	if (!ipc_valid_object(&msq->q_perm)) {  in msgctl_stat()
557 		ipc_unlock_object(&msq->q_perm);  in msgctl_stat()
562 	kernel_to_ipc64_perm(&msq->q_perm, &p->msg_perm);  in msgctl_stat()
588 		err = msq->q_perm.id;  in msgctl_stat()
591 	ipc_unlock_object(&msq->q_perm);  in msgctl_stat()
823 		    !security_msg_queue_msgrcv(&msq->q_perm, msg, msr->r_tsk,  in pipelined_send()
878 	ipc_lock_object(&msq->q_perm);  in do_msgsnd()
884 		if (ipcperms(ns, &msq->q_perm, S_IWUGO))  in do_msgsnd()
888 		if (!ipc_valid_object(&msq->q_perm)) {  in do_msgsnd()
893 		err = security_msg_queue_msgsnd(&msq->q_perm, msg, msgflg);  in do_msgsnd()
909 		if (!ipc_rcu_getref(&msq->q_perm)) {  in do_msgsnd()
914 		ipc_unlock_object(&msq->q_perm);  in do_msgsnd()
919 		ipc_lock_object(&msq->q_perm);  in do_msgsnd()
921 		ipc_rcu_putref(&msq->q_perm, msg_rcu_free);  in do_msgsnd()
923 		if (!ipc_valid_object(&msq->q_perm)) {  in do_msgsnd()
952 	ipc_unlock_object(&msq->q_perm);  in do_msgsnd()
1081 		    !security_msg_queue_msgrcv(&msq->q_perm, msg, current,  in find_msg()
1133 		if (ipcperms(ns, &msq->q_perm, S_IRUGO))  in do_msgrcv()
1136 		ipc_lock_object(&msq->q_perm);  in do_msgrcv()
1139 		if (!ipc_valid_object(&msq->q_perm)) {  in do_msgrcv()
1196 		ipc_unlock_object(&msq->q_perm);  in do_msgrcv()
1233 		ipc_lock_object(&msq->q_perm);  in do_msgrcv()
1245 		ipc_unlock_object(&msq->q_perm);  in do_msgrcv()
1249 	ipc_unlock_object(&msq->q_perm);  in do_msgrcv()
1346 	struct msg_queue *msq = container_of(ipcp, struct msg_queue, q_perm);  in sysvipc_msg_proc_show()
1350 		   msq->q_perm.key,  in sysvipc_msg_proc_show()
1351 		   msq->q_perm.id,  in sysvipc_msg_proc_show()
1352 		   msq->q_perm.mode,  in sysvipc_msg_proc_show()
1357 		   from_kuid_munged(user_ns, msq->q_perm.uid),  in sysvipc_msg_proc_show()
1358 		   from_kgid_munged(user_ns, msq->q_perm.gid),  in sysvipc_msg_proc_show()
1359 		   from_kuid_munged(user_ns, msq->q_perm.cuid),  in sysvipc_msg_proc_show()
1360 		   from_kgid_munged(user_ns, msq->q_perm.cgid),  in sysvipc_msg_proc_show()