-int sem_ctls[4] = {SEMMSL, SEMMNS, SEMOPM, SEMMNI};
-#define sc_semmsl (sem_ctls[0])
-#define sc_semmns (sem_ctls[1])
-#define sc_semopm (sem_ctls[2])
-#define sc_semmni (sem_ctls[3])
+#define sc_semmsl sem_ctls[0]
+#define sc_semmns sem_ctls[1]
+#define sc_semopm sem_ctls[2]
+#define sc_semmni sem_ctls[3]
+
+static void __ipc_init __sem_init_ns(struct ipc_namespace *ns, struct ipc_ids *ids)
+{
+ ns->ids[IPC_SEM_IDS] = ids;
+ ns->sc_semmsl = SEMMSL;
+ ns->sc_semmns = SEMMNS;
+ ns->sc_semopm = SEMOPM;
+ ns->sc_semmni = SEMMNI;
+ ns->used_sems = 0;
+ ipc_init_ids(ids, ns->sc_semmni);
+}
+
+#ifdef CONFIG_IPC_NS
+int sem_init_ns(struct ipc_namespace *ns)
+{
+ struct ipc_ids *ids;
+
+ ids = kmalloc(sizeof(struct ipc_ids), GFP_KERNEL);
+ if (ids == NULL)
+ return -ENOMEM;
+
+ __sem_init_ns(ns, ids);
+ return 0;
+}
+
+void sem_exit_ns(struct ipc_namespace *ns)
+{
+ int i;
+ struct sem_array *sma;
+
+ mutex_lock(&sem_ids(ns).mutex);
+ for (i = 0; i <= sem_ids(ns).max_id; i++) {
+ sma = sem_lock(ns, i);
+ if (sma == NULL)
+ continue;
+
+ freeary(ns, sma, i);
+ }
+ mutex_unlock(&sem_ids(ns).mutex);