diff --git a/kernel/pid_namespace.c b/kernel/pid_namespace.c
index 79aabce..5aa9158 100644
--- a/kernel/pid_namespace.c
+++ b/kernel/pid_namespace.c
@@ -105,7 +105,7 @@
 	if (ns->pid_cachep == NULL)
 		goto out_free_map;
 
-	err = proc_alloc_inum(&ns->ns.inum);
+	err = ns_alloc_inum(&ns->ns);
 	if (err)
 		goto out_free_map;
 
@@ -142,7 +142,7 @@
 {
 	int i;
 
-	proc_free_inum(ns->ns.inum);
+	ns_free_inum(&ns->ns);
 	for (i = 0; i < PIDMAP_ENTRIES; i++)
 		kfree(ns->pidmap[i].page);
 	put_user_ns(ns->user_ns);
diff --git a/kernel/user_namespace.c b/kernel/user_namespace.c
index 29cd5cc..6bf8177 100644
--- a/kernel/user_namespace.c
+++ b/kernel/user_namespace.c
@@ -86,7 +86,7 @@
 	if (!ns)
 		return -ENOMEM;
 
-	ret = proc_alloc_inum(&ns->ns.inum);
+	ret = ns_alloc_inum(&ns->ns);
 	if (ret) {
 		kmem_cache_free(user_ns_cachep, ns);
 		return ret;
@@ -136,7 +136,7 @@
 #ifdef CONFIG_PERSISTENT_KEYRINGS
 		key_put(ns->persistent_keyring_register);
 #endif
-		proc_free_inum(ns->ns.inum);
+		ns_free_inum(&ns->ns);
 		kmem_cache_free(user_ns_cachep, ns);
 		ns = parent;
 	} while (atomic_dec_and_test(&parent->count));
diff --git a/kernel/utsname.c b/kernel/utsname.c
index 20697be..c2a2b32 100644
--- a/kernel/utsname.c
+++ b/kernel/utsname.c
@@ -42,7 +42,7 @@
 	if (!ns)
 		return ERR_PTR(-ENOMEM);
 
-	err = proc_alloc_inum(&ns->ns.inum);
+	err = ns_alloc_inum(&ns->ns);
 	if (err) {
 		kfree(ns);
 		return ERR_PTR(err);
@@ -84,7 +84,7 @@
 
 	ns = container_of(kref, struct uts_namespace, kref);
 	put_user_ns(ns->user_ns);
-	proc_free_inum(ns->ns.inum);
+	ns_free_inum(&ns->ns);
 	kfree(ns);
 }