ACPI: Fix compile issue (reported by Brendan Burns and Christian Neumair)

diff --git a/arch/i386/kernel/acpi/boot.c b/arch/i386/kernel/acpi/boot.c
index 2f945403d38d3b4015f538cc5ca41f858c9d87e3..9ea11d477861f0bfab1b6798d92d34740070f106 100644 (file)
--- a/arch/i386/kernel/acpi/boot.c
+++ b/arch/i386/kernel/acpi/boot.c
@@ -28,6 +28,7 @@
 #include <linux/acpi.h>
 #include <asm/pgalloc.h>
 #include <asm/apic.h>
+#include <asm/io.h>
 #include <asm/mpspec.h>
 
 #if defined (CONFIG_X86_LOCAL_APIC)