Remove unnecessary TLB flushes

- this should be only for SMP
2010-09-22 08:01:36 +00:00
parent df9928711b
commit 2d1c8849d8
2 changed files with 3 additions and 1 deletions
--- a/kernel/arch/i386/klib.S
+++ b/kernel/arch/i386/klib.S
@@ -803,7 +803,7 @@ ENTRY(__switch_address_space)
 	 * test if the cr3 is loaded with the current value to avoid unnecessary
 	 * TLB flushes
 	 */
-#if 0
+#ifndef CONFIG_SMP
 	mov	%cr3, %ecx
 	cmp	%ecx, %eax
 	je	0f