1 files changed, 2 insertions, 1 deletions

diff --git a/arch/x86/kernel/cpu/mtrr/cyrix.c b/arch/x86/kernel/cpu/mtrr/cyrix.c
index 9964be3de2b7..8e139c70f888 100644
--- a/arch/x86/kernel/cpu/mtrr/cyrix.c
+++ b/arch/x86/kernel/cpu/mtrr/cyrix.c
@@ -4,6 +4,7 @@
 #include <asm/msr.h>
 #include <asm/io.h>
 #include <asm/processor-cyrix.h>
+#include <asm/processor-flags.h>
 #include "mtrr.h"
 
 int arr3_protected;
@@ -142,7 +143,7 @@ static void prepare_set(void)
 
         /*  Disable and flush caches. Note that wbinvd flushes the TLBs as
             a side-effect  */
-        cr0 = read_cr0() | 0x40000000;
+        cr0 = read_cr0() | X86_CR0_CD;
         wbinvd();
         write_cr0(cr0);
         wbinvd();