From 4ba6d11c49245ad9350d80f247b049377701554a Mon Sep 17 00:00:00 2001
From: Keir Fraser <keir@xen.org>
Date: Tue, 31 May 2011 13:57:45 +0100
Subject: [PATCH] x86: Fix spurious_page_fault() for 1GB superpages.

From: Xin Li <xin.li@intel.com>
Signed-off-by: Keir Fraser <keir@xen.org>
---
 xen/arch/x86/traps.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/xen/arch/x86/traps.c b/xen/arch/x86/traps.c
index 655e74c03c..0852ab2bd6 100644
--- a/xen/arch/x86/traps.c
+++ b/xen/arch/x86/traps.c
@@ -1195,6 +1195,8 @@ static int __spurious_page_fault(
     if ( ((l3e_get_flags(l3e) & required_flags) != required_flags) ||
          (l3e_get_flags(l3e) & disallowed_flags) )
         return 0;
+    if ( l3e_get_flags(l3e) & _PAGE_PSE )
+        return 1;
 #endif
 #endif
 
-- 
2.30.2