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[Xen-changelog] [xen-unstable] [SVM] Correct compile time compare of CONFIG_PAGING_LEVELS for 64bit and



# HG changeset patch
# User kfraser@xxxxxxxxxxxxxxxxxxxxx
# Node ID 7137825805c76fad387c8ebb8a872d36307ac453
# Parent  765654a552459c0ebc292e5727dc89676fc30120
[SVM] Correct compile time compare of CONFIG_PAGING_LEVELS for 64bit and
32bit PAE guests. This code affects accesses to the CR4 register by the SVM 
guest.

Signed-off-by: Tom Woller <thomas.woller@xxxxxxx>
---
 xen/arch/x86/hvm/svm/svm.c |    4 ++--
 1 files changed, 2 insertions(+), 2 deletions(-)

diff -r 765654a55245 -r 7137825805c7 xen/arch/x86/hvm/svm/svm.c
--- a/xen/arch/x86/hvm/svm/svm.c        Wed Jul 26 10:52:14 2006 +0100
+++ b/xen/arch/x86/hvm/svm/svm.c        Wed Jul 26 11:10:26 2006 +0100
@@ -1766,7 +1766,7 @@ static int mov_to_cr(int gpreg, int cr, 
             if ( svm_pgbit_test(v) )
             {
                 /* The guest is a 32-bit PAE guest. */
-#if CONFIG_PAGING_LEVELS >= 4
+#if CONFIG_PAGING_LEVELS >= 3
                 unsigned long mfn, old_base_mfn;
 
                 if( !shadow_set_guest_paging_levels(v->domain, PAGING_L3) )
@@ -1810,7 +1810,7 @@ static int mov_to_cr(int gpreg, int cr, 
             else
             {
                 /*  The guest is a 64 bit or 32-bit PAE guest. */
-#if CONFIG_PAGING_LEVELS >= 4
+#if CONFIG_PAGING_LEVELS >= 3
                 if ( (v->domain->arch.ops != NULL) &&
                         v->domain->arch.ops->guest_paging_levels == PAGING_L2)
                 {

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