From: Russ Anderson <rja@efs.americas.sgi.com>
Date: Fri, 4 Nov 2005 19:57:00 +0000 (-0600)
Subject: [IA64] MCA recovery: pfn_valid() needs a pfn
X-Git-Url: http://drtracing.org/?a=commitdiff_plain;h=56f87b82171245a81a5dbac5e703d3941d80da49;p=deliverable%2Flinux.git

[IA64] MCA recovery: pfn_valid() needs a pfn

paddr needs to be shifted by PAGE_SHIFT to be valid
input for pfn_valid().

Signed-off-by: Russ Anderson <rja@sgi.com>
Signed-off-by: Tony Luck <tony.luck@intel.com>
---

diff --git a/arch/ia64/kernel/mca_drv.c b/arch/ia64/kernel/mca_drv.c
index f081c60ab206..6ff32d4faf81 100644
--- a/arch/ia64/kernel/mca_drv.c
+++ b/arch/ia64/kernel/mca_drv.c
@@ -88,7 +88,7 @@ mca_page_isolate(unsigned long paddr)
 	if (!ia64_phys_addr_valid(paddr))
 		return ISOLATE_NONE;
 
-	if (!pfn_valid(paddr))
+	if (!pfn_valid(paddr >> PAGE_SHIFT))
 		return ISOLATE_NONE;
 
 	/* convert physical address to physical page number */