1 files changed, 4 insertions, 0 deletions

diff --git a/arch/powerpc/mm/mem.c b/arch/powerpc/mm/mem.c
index 6f55efd9be95..1dd3cc69a490 100644
--- a/arch/powerpc/mm/mem.c
+++ b/arch/powerpc/mm/mem.c
@@ -110,6 +110,7 @@ EXPORT_SYMBOL(phys_mem_access_prot);
 void online_page(struct page *page)
 {
         ClearPageReserved(page);
+        set_page_count(page, 0);
         free_cold_page(page);
         totalram_pages++;
         num_physpages++;
@@ -127,6 +128,9 @@ int __devinit add_memory(u64 start, u64 size)
         unsigned long start_pfn = start >> PAGE_SHIFT;
         unsigned long nr_pages = size >> PAGE_SHIFT;
 
+        start += KERNELBASE;
+        create_section_mapping(start, start + size);
+
         /* this should work for most non-highmem platforms */
         zone = pgdata->node_zones;