[XenPPC] [xenppc-unstable] [HVM] Fix a problem when destroying a Windows guest.

[Xen patchbot-xenppc-unstable <patchbot-xenppc-unstable@xxxxxxxxxxxxxxxxxxx>]

# HG changeset patch
# User kfraser@xxxxxxxxxxxxxxxxxxxxxxx
# Node ID 1f619b6adbc6ab6ce566b8661b6c2bbf355f502a
# Parent  4122e88b6c752f22a859e10cdb5f0333496b3cf5
[HVM] Fix a problem when destroying a Windows guest.
From: Jun Nakajima <jun.nakajima@xxxxxxxxx>
Signed-off-by: Tom Woller <thomas.woller@xxxxxxx>
---
 xen/arch/x86/shadow.c |    7 ++++---
 1 files changed, 4 insertions(+), 3 deletions(-)

diff -r 4122e88b6c75 -r 1f619b6adbc6 xen/arch/x86/shadow.c
--- a/xen/arch/x86/shadow.c     Fri Jun 02 09:31:35 2006 +0100
+++ b/xen/arch/x86/shadow.c     Fri Jun 02 09:36:28 2006 +0100
@@ -3481,15 +3481,16 @@ static void shadow_set_l2e_64(unsigned l
 
     __shadow_get_l3e(v, va, &sl3e);
     if (!(l3e_get_flags(sl3e) & _PAGE_PRESENT)) {
-         if (create_l2_shadow) {
+        if (create_l2_shadow) {
             perfc_incrc(shadow_set_l2e_force_map);
             shadow_map_into_current(v, va, PAGING_L2, PAGING_L3);
             __shadow_get_l3e(v, va, &sl3e);
         } else {
             printk("For non HVM shadow, create_l1_shadow:%d\n", 
create_l2_shadow);
         }
-         shadow_update_min_max(l4e_get_pfn(sl4e), l3_table_offset(va));
-
+
+        if ( v->domain->arch.ops->guest_paging_levels == PAGING_L4 )
+            shadow_update_min_max(l4e_get_pfn(sl4e), l3_table_offset(va));
     }
 
     if ( put_ref_check ) {

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