diff --git a/[refs] b/[refs]
index 690ba297f54b..7e295539a396 100644
--- a/[refs]
+++ b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: 56f87b82171245a81a5dbac5e703d3941d80da49
+refs/heads/master: cbb921443424fb8019e52bae83e442d01f7715ef
diff --git a/trunk/arch/ia64/kernel/mca_drv.c b/trunk/arch/ia64/kernel/mca_drv.c
index 6ff32d4faf81..eb39bc9c133b 100644
--- a/trunk/arch/ia64/kernel/mca_drv.c
+++ b/trunk/arch/ia64/kernel/mca_drv.c
@@ -108,6 +108,7 @@ mca_page_isolate(unsigned long paddr)
 		return ISOLATE_NG;
 
 	/* add attribute 'Reserved' and register the page */
+	get_page(p);
 	SetPageReserved(p);
 	page_isolate[num_page_isolate++] = p;