meminit section warnings

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
diff --git a/mm/page_cgroup.c b/mm/page_cgroup.c
index 1223d92..436c002 100644
--- a/mm/page_cgroup.c
+++ b/mm/page_cgroup.c
@@ -21,7 +21,7 @@
 #if !defined(CONFIG_SPARSEMEM)
 
 
-void __init pgdat_page_cgroup_init(struct pglist_data *pgdat)
+void __meminit pgdat_page_cgroup_init(struct pglist_data *pgdat)
 {
 	pgdat->node_page_cgroup = NULL;
 }
@@ -97,7 +97,8 @@
 	return section->page_cgroup + pfn;
 }
 
-int __meminit init_section_page_cgroup(unsigned long pfn)
+/* __alloc_bootmem...() is protected by !slab_available() */
+int __init_refok init_section_page_cgroup(unsigned long pfn)
 {
 	struct mem_section *section;
 	struct page_cgroup *base, *pc;
@@ -158,7 +159,7 @@
 	}
 }
 
-int online_page_cgroup(unsigned long start_pfn,
+int __meminit online_page_cgroup(unsigned long start_pfn,
 			unsigned long nr_pages,
 			int nid)
 {
@@ -183,7 +184,7 @@
 	return -ENOMEM;
 }
 
-int offline_page_cgroup(unsigned long start_pfn,
+int __meminit offline_page_cgroup(unsigned long start_pfn,
 		unsigned long nr_pages, int nid)
 {
 	unsigned long start, end, pfn;
@@ -197,7 +198,7 @@
 
 }
 
-static int page_cgroup_callback(struct notifier_block *self,
+static int __meminit page_cgroup_callback(struct notifier_block *self,
 			       unsigned long action, void *arg)
 {
 	struct memory_notify *mn = arg;
@@ -248,7 +249,7 @@
 	" want\n");
 }
 
-void __init pgdat_page_cgroup_init(struct pglist_data *pgdat)
+void __meminit pgdat_page_cgroup_init(struct pglist_data *pgdat)
 {
 	return;
 }