patch-2.4.26 linux-2.4.26/arch/x86_64/lib/copy_user.S
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- Lines: 21
- Date:
2004-04-14 06:05:28.000000000 -0700
- Orig file:
linux-2.4.25/arch/x86_64/lib/copy_user.S
- Orig date:
2003-11-28 10:26:19.000000000 -0800
diff -urN linux-2.4.25/arch/x86_64/lib/copy_user.S linux-2.4.26/arch/x86_64/lib/copy_user.S
@@ -4,6 +4,8 @@
* Functions to copy from and to user space.
*/
+ #include <linux/config.h>
+
/* #define FIX_ALIGNMENT 1 */
#include <asm/current.h>
@@ -59,8 +61,10 @@
.globl copy_user_generic
.p2align 4
copy_user_generic:
- prefetch (%rsi)
+ prefetcht0 (%rsi)
+#ifdef CONFIG_MK8
prefetchw (%rdi)
+#endif
pushq %rbx
xorl %eax,%eax /*zero for the exception handler */
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