1 files changed, 17 insertions, 12 deletions

diff --git a/include/linux/memory_hotplug.h b/include/linux/memory_hotplug.h
index 58e110aee7ab..aba5f86eb038 100644
--- a/include/linux/memory_hotplug.h
+++ b/include/linux/memory_hotplug.h
@@ -13,6 +13,7 @@ struct pglist_data;
 struct mem_section;
 struct memory_block;
 struct resource;
+struct vmem_altmap;
 
 #ifdef CONFIG_MEMORY_HOTPLUG
 /*
@@ -125,24 +126,26 @@ static inline bool movable_node_is_enabled(void)
 
 #ifdef CONFIG_MEMORY_HOTREMOVE
 extern bool is_pageblock_removable_nolock(struct page *page);
-extern int arch_remove_memory(u64 start, u64 size);
+extern int arch_remove_memory(u64 start, u64 size,
+                struct vmem_altmap *altmap);
 extern int __remove_pages(struct zone *zone, unsigned long start_pfn,
-        unsigned long nr_pages);
+        unsigned long nr_pages, struct vmem_altmap *altmap);
 #endif /* CONFIG_MEMORY_HOTREMOVE */
 
 /* reasonably generic interface to expand the physical pages */
-extern int __add_pages(int nid, unsigned long start_pfn,
-        unsigned long nr_pages, bool want_memblock);
+extern int __add_pages(int nid, unsigned long start_pfn, unsigned long nr_pages,
+                struct vmem_altmap *altmap, bool want_memblock);
 
 #ifndef CONFIG_ARCH_HAS_ADD_PAGES
 static inline int add_pages(int nid, unsigned long start_pfn,
-                            unsigned long nr_pages, bool want_memblock)
+                unsigned long nr_pages, struct vmem_altmap *altmap,
+                bool want_memblock)
 {
-        return __add_pages(nid, start_pfn, nr_pages, want_memblock);
+        return __add_pages(nid, start_pfn, nr_pages, altmap, want_memblock);
 }
 #else /* ARCH_HAS_ADD_PAGES */
-int add_pages(int nid, unsigned long start_pfn,
-              unsigned long nr_pages, bool want_memblock);
+int add_pages(int nid, unsigned long start_pfn, unsigned long nr_pages,
+                struct vmem_altmap *altmap, bool want_memblock);
 #endif /* ARCH_HAS_ADD_PAGES */
 
 #ifdef CONFIG_NUMA
@@ -318,15 +321,17 @@ 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_resource(int nid, struct resource *resource, bool online);
-extern int arch_add_memory(int nid, u64 start, u64 size, bool want_memblock);
+extern int arch_add_memory(int nid, u64 start, u64 size,
+                struct vmem_altmap *altmap, bool want_memblock);
 extern void move_pfn_range_to_zone(struct zone *zone, unsigned long start_pfn,
-                unsigned long nr_pages);
+                unsigned long nr_pages, struct vmem_altmap *altmap);
 extern int offline_pages(unsigned long start_pfn, unsigned long nr_pages);
 extern bool is_memblock_offlined(struct memory_block *mem);
 extern void remove_memory(int nid, u64 start, u64 size);
-extern int sparse_add_one_section(struct pglist_data *pgdat, unsigned long start_pfn);
+extern int sparse_add_one_section(struct pglist_data *pgdat,
+                unsigned long start_pfn, struct vmem_altmap *altmap);
 extern void sparse_remove_one_section(struct zone *zone, struct mem_section *ms,
-                unsigned long map_offset);
+                unsigned long map_offset, struct vmem_altmap *altmap);
 extern struct page *sparse_decode_mem_map(unsigned long coded_mem_map,
                                           unsigned long pnum);
 extern bool allow_online_pfn_range(int nid, unsigned long pfn, unsigned long nr_pages,