[Xen-changelog] [xen-unstable] x86, shadow: Add new location of Linux direct-map to the places to

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

# HG changeset patch
# User Keir Fraser <keir.fraser@xxxxxxxxxx>
# Date 1221234337 -3600
# Node ID 12f3edfab6ef6eeb16debad8d9f989feab589c9a
# Parent  15b1c3d4459afd62fb3de04d69c3c09941ac587c
x86, shadow: Add new location of Linux direct-map to the places to
look for writable mappings.

Signed-off-by: George Dunlap <george.dunlap@xxxxxxxxxxxxx>
---
 xen/arch/x86/mm/shadow/common.c |   10 ++++++----
 1 files changed, 6 insertions(+), 4 deletions(-)

diff -r 15b1c3d4459a -r 12f3edfab6ef xen/arch/x86/mm/shadow/common.c
--- a/xen/arch/x86/mm/shadow/common.c   Fri Sep 12 14:18:13 2008 +0100
+++ b/xen/arch/x86/mm/shadow/common.c   Fri Sep 12 16:45:37 2008 +0100
@@ -2385,11 +2385,13 @@ int sh_remove_write_access(struct vcpu *
                           + ((fault_addr & VADDR_MASK) >> 27), 3); break;
             }
 
-            /* 64bit Linux direct map at 0xffff810000000000; older kernels 
-             * had it at 0x0000010000000000UL */
+            /* 64bit Linux direct map at 0xffff880000000000; older kernels
+             * had it at 0xffff880000000000, and older kernels yet had it
+             * at 0x0000010000000000UL */
             gfn = mfn_to_gfn(v->domain, gmfn); 
-            GUESS(0xffff810000000000UL + (gfn << PAGE_SHIFT), 4); 
-            GUESS(0x0000010000000000UL + (gfn << PAGE_SHIFT), 4); 
+            GUESS(0xffff880000000000UL + (gfn << PAGE_SHIFT), 4);
+            GUESS(0xffff810000000000UL + (gfn << PAGE_SHIFT), 4);
+            GUESS(0x0000010000000000UL + (gfn << PAGE_SHIFT), 4);
             /*
              * 64bit Solaris kernel page map at
              * kpm_vbase; 0xfffffe0000000000UL

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