diff options
Diffstat (limited to 'include/linux/memory_hotplug.h')
| -rw-r--r-- | include/linux/memory_hotplug.h | 19 |
1 files changed, 4 insertions, 15 deletions
diff --git a/include/linux/memory_hotplug.h b/include/linux/memory_hotplug.h index 988fde33cd7f..f46ea71b4ffd 100644 --- a/include/linux/memory_hotplug.h +++ b/include/linux/memory_hotplug.h @@ -123,20 +123,10 @@ static inline bool movable_node_is_enabled(void) return movable_node_enabled; } -#ifdef CONFIG_MEMORY_HOTREMOVE extern void arch_remove_memory(int nid, u64 start, u64 size, struct vmem_altmap *altmap); extern void __remove_pages(struct zone *zone, unsigned long start_pfn, unsigned long nr_pages, struct vmem_altmap *altmap); -#endif /* CONFIG_MEMORY_HOTREMOVE */ - -/* - * Do we want sysfs memblock files created. This will allow userspace to online - * and offline memory explicitly. Lack of this bit means that the caller has to - * call move_pfn_range_to_zone to finish the initialization. - */ - -#define MHP_MEMBLOCK_API (1<<0) /* reasonably generic interface to expand the physical pages */ extern int __add_pages(int nid, unsigned long start_pfn, unsigned long nr_pages, @@ -350,17 +340,16 @@ static inline void __remove_memory(int nid, u64 start, u64 size) {} #endif /* CONFIG_MEMORY_HOTREMOVE */ extern void __ref free_area_init_core_hotplug(int nid); -extern int walk_memory_range(unsigned long start_pfn, unsigned long end_pfn, - void *arg, int (*func)(struct memory_block *, void *)); extern int __add_memory(int nid, u64 start, u64 size); extern int add_memory(int nid, u64 start, u64 size); extern int add_memory_resource(int nid, struct resource *resource); extern void move_pfn_range_to_zone(struct zone *zone, unsigned long start_pfn, unsigned long nr_pages, struct vmem_altmap *altmap); extern bool is_memblock_offlined(struct memory_block *mem); -extern int sparse_add_one_section(int nid, unsigned long start_pfn, - struct vmem_altmap *altmap); -extern void sparse_remove_one_section(struct zone *zone, struct mem_section *ms, +extern int sparse_add_section(int nid, unsigned long pfn, + unsigned long nr_pages, struct vmem_altmap *altmap); +extern void sparse_remove_section(struct mem_section *ms, + unsigned long pfn, unsigned long nr_pages, unsigned long map_offset, struct vmem_altmap *altmap); extern struct page *sparse_decode_mem_map(unsigned long coded_mem_map, unsigned long pnum); |