+static void __ipc_init __msg_init_ns(struct ipc_namespace *ns, struct ipc_ids *ids)
+{
+ ns->ids[IPC_MSG_IDS] = ids;
+ ns->msg_ctlmax = MSGMAX;
+ ns->msg_ctlmnb = MSGMNB;
+ ns->msg_ctlmni = MSGMNI;
+ ipc_init_ids(ids, ns->msg_ctlmni);
+}
+
+#ifdef CONFIG_IPC_NS
+int msg_init_ns(struct ipc_namespace *ns)
+{
+ struct ipc_ids *ids;
+
+ ids = kmalloc(sizeof(struct ipc_ids), GFP_KERNEL);
+ if (ids == NULL)
+ return -ENOMEM;
+
+ __msg_init_ns(ns, ids);
+ return 0;
+}
+
+void msg_exit_ns(struct ipc_namespace *ns)
+{
+ int i;
+ struct msg_queue *msq;
+
+ mutex_lock(&msg_ids(ns).mutex);
+ for (i = 0; i <= msg_ids(ns).max_id; i++) {
+ msq = msg_lock(ns, i);
+ if (msq == NULL)
+ continue;
+
+ freeque(ns, msq, i);
+ }
+ mutex_unlock(&msg_ids(ns).mutex);
+
+ ipc_fini_ids(ns->ids[IPC_MSG_IDS]);
+ kfree(ns->ids[IPC_MSG_IDS]);
+ ns->ids[IPC_MSG_IDS] = NULL;
+}
+#endif
+
+void __init msg_init(void)