diff --git a/arch/powerpc/mm/mem.c b/arch/powerpc/mm/mem.c
index 2ead0951..1dd3cc6 100644
--- a/arch/powerpc/mm/mem.c
+++ b/arch/powerpc/mm/mem.c
@@ -110,6 +110,7 @@
 void online_page(struct page *page)
 {
 	ClearPageReserved(page);
+	set_page_count(page, 0);
 	free_cold_page(page);
 	totalram_pages++;
 	num_physpages++;