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-rw-r--r--include/linux/memory_hotplug.h6
1 files changed, 5 insertions, 1 deletions
diff --git a/include/linux/memory_hotplug.h b/include/linux/memory_hotplug.h
index 8fee7a45736b..aca9c65f8d08 100644
--- a/include/linux/memory_hotplug.h
+++ b/include/linux/memory_hotplug.h
@@ -8,6 +8,7 @@
8struct page; 8struct page;
9struct zone; 9struct zone;
10struct pglist_data; 10struct pglist_data;
11struct mem_section;
11 12
12#ifdef CONFIG_MEMORY_HOTPLUG 13#ifdef CONFIG_MEMORY_HOTPLUG
13/* 14/*
@@ -64,9 +65,11 @@ extern int offline_pages(unsigned long, unsigned long, unsigned long);
64/* reasonably generic interface to expand the physical pages in a zone */ 65/* reasonably generic interface to expand the physical pages in a zone */
65extern int __add_pages(struct zone *zone, unsigned long start_pfn, 66extern int __add_pages(struct zone *zone, unsigned long start_pfn,
66 unsigned long nr_pages); 67 unsigned long nr_pages);
68extern int __remove_pages(struct zone *zone, unsigned long start_pfn,
69 unsigned long nr_pages);
67 70
68/* 71/*
69 * Walk thorugh all memory which is registered as resource. 72 * Walk through all memory which is registered as resource.
70 * arg is (start_pfn, nr_pages, private_arg_pointer) 73 * arg is (start_pfn, nr_pages, private_arg_pointer)
71 */ 74 */
72extern int walk_memory_resource(unsigned long start_pfn, 75extern int walk_memory_resource(unsigned long start_pfn,
@@ -176,5 +179,6 @@ extern int arch_add_memory(int nid, u64 start, u64 size);
176extern int remove_memory(u64 start, u64 size); 179extern int remove_memory(u64 start, u64 size);
177extern int sparse_add_one_section(struct zone *zone, unsigned long start_pfn, 180extern int sparse_add_one_section(struct zone *zone, unsigned long start_pfn,
178 int nr_pages); 181 int nr_pages);
182extern void sparse_remove_one_section(struct zone *zone, struct mem_section *ms);
179 183
180#endif /* __LINUX_MEMORY_HOTPLUG_H */ 184#endif /* __LINUX_MEMORY_HOTPLUG_H */