#include <linux/mmzone.h>
#include <linux/spinlock.h>
-#include <linux/mmzone.h>
#include <linux/notifier.h>
struct page;
extern void online_page(struct page *page);
/* VM interface that may be used by firmware interface */
extern int online_pages(unsigned long, unsigned long);
+extern void __offline_isolated_pages(unsigned long, unsigned long);
+extern int offline_pages(unsigned long, unsigned long, unsigned long);
/* reasonably generic interface to expand the physical pages in a zone */
extern int __add_pages(struct zone *zone, unsigned long start_pfn,
unsigned long nr_pages);
+/*
+ * Walk thorugh all memory which is registered as resource.
+ * arg is (start_pfn, nr_pages, private_arg_pointer)
+ */
+extern int walk_memory_resource(unsigned long start_pfn,
+ unsigned long nr_pages, void *arg,
+ int (*func)(unsigned long, unsigned long, void *));
+
#ifdef CONFIG_NUMA
extern int memory_add_physaddr_to_nid(u64 start);
#else
}
#endif /* ! CONFIG_MEMORY_HOTPLUG */
-static inline int __remove_pages(struct zone *zone, unsigned long start_pfn,
- unsigned long nr_pages)
-{
- printk(KERN_WARNING "%s() called, not yet supported\n", __FUNCTION__);
- dump_stack();
- return -ENOSYS;
-}
extern int add_memory(int nid, u64 start, u64 size);
extern int arch_add_memory(int nid, u64 start, u64 size);
extern int remove_memory(u64 start, u64 size);
+extern int sparse_add_one_section(struct zone *zone, unsigned long start_pfn,
+ int nr_pages);
#endif /* __LINUX_MEMORY_HOTPLUG_H */