1 files changed, 11 insertions, 0 deletions

diff --git a/mm/memory_hotplug.c b/mm/memory_hotplug.c
index 841a077d5aeb..6cdeabe9f6d4 100644
--- a/mm/memory_hotplug.c
+++ b/mm/memory_hotplug.c
@@ -163,3 +163,14 @@ int online_pages(unsigned long pfn, unsigned long nr_pages)
         vm_total_pages = nr_free_pagecache_pages();
         return 0;
 }
+
+int add_memory(int nid, u64 start, u64 size)
+{
+        int ret;
+
+        /* call arch's memory hotadd */
+        ret = arch_add_memory(nid, start, size);
+
+        return ret;
+}
+EXPORT_SYMBOL_GPL(add_memory);