diff --git a/arch/x86/boot/compressed/misc_32.c b/arch/x86/boot/compressed/misc_32.c
index b74d60d..288e162 100644
--- a/arch/x86/boot/compressed/misc_32.c
+++ b/arch/x86/boot/compressed/misc_32.c
@@ -276,10 +276,10 @@ static void putstr(const char *s)
 	RM_SCREEN_INFO.orig_y = y;
 
 	pos = (x + cols * y) * 2;	/* Update cursor position */
-	outb_p(14, vidport);
-	outb_p(0xff & (pos >> 9), vidport+1);
-	outb_p(15, vidport);
-	outb_p(0xff & (pos >> 1), vidport+1);
+	outb(14, vidport);
+	outb(0xff & (pos >> 9), vidport+1);
+	outb(15, vidport);
+	outb(0xff & (pos >> 1), vidport+1);
 }
 
 static void* memset(void* s, int c, unsigned n)
diff --git a/arch/x86/kernel/time_32.c b/arch/x86/kernel/time_32.c
index 8a322c9..c95d313 100644
--- a/arch/x86/kernel/time_32.c
+++ b/arch/x86/kernel/time_32.c
@@ -222,6 +222,19 @@ void __init hpet_time_init(void)
 	time_init_hook();
 }
 
+static void port_io_delay(void)
+{
+	asm volatile ("outb %%al, $0x80": : : "memory");
+}
+
+static void udelay_io_delay(void)
+{
+	udelay(2);
+}
+
+void (*native_io_delay)(void) = port_io_delay;
+EXPORT_SYMBOL(native_io_delay);
+
 /*
  * This is called directly from init code; we must delay timer setup in the
  * HPET case as we can't make the decision to turn on HPET this early in the
@@ -233,5 +246,7 @@ void __init hpet_time_init(void)
 void __init time_init(void)
 {
 	tsc_init();
+	if (!tsc_disable)
+		native_io_delay = udelay_io_delay;
 	late_time_init = choose_time_init();
 }
diff --git a/include/asm-x86/io_32.h b/include/asm-x86/io_32.h
index fe881cd..1b73f49 100644
--- a/include/asm-x86/io_32.h
+++ b/include/asm-x86/io_32.h
@@ -250,10 +250,7 @@ static inline void flush_write_buffers(void)
 
 #endif /* __KERNEL__ */
 
-static inline void native_io_delay(void)
-{
-	asm volatile("outb %%al,$0x80" : : : "memory");
-}
+extern void (*native_io_delay)(void);
 
 #if defined(CONFIG_PARAVIRT)
 #include <asm/paravirt.h>