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-rw-r--r--arch/powerpc/mm/mem.c4
1 files changed, 4 insertions, 0 deletions
diff --git a/arch/powerpc/mm/mem.c b/arch/powerpc/mm/mem.c
index 6f55efd9be9..1dd3cc69a49 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;