[PATCH] Don't prefetch io space.

memcpy_to/fromio shouldn't be using memcpy,
as this could equate to the versions that
prefetch, which could upset some devices.

include/asm-i386/io.h

@@ -165,8 +165,8 @@ extern void bt_iounmap(void *addr, unsigned long size);
 #define __raw_writel writel
 
 #define memset_io(a,b,c)	memset(__io_virt(a),(b),(c))
-#define memcpy_fromio(a,b,c)	memcpy((a),__io_virt(b),(c))
-#define memcpy_toio(a,b,c)	memcpy(__io_virt(a),(b),(c))
+#define memcpy_fromio(a,b,c)	__memcpy((a),__io_virt(b),(c))
+#define memcpy_toio(a,b,c)	__memcpy(__io_virt(a),(b),(c))
 
 /*
  * ISA space is 'always mapped' on a typical x86 system, no need to