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-rw-r--r--arch/x86/kernel/cpu/common.c1
-rw-r--r--arch/x86/kernel/setup_percpu.c1
-rw-r--r--arch/x86/kernel/smpboot.c1
3 files changed, 3 insertions, 0 deletions
diff --git a/arch/x86/kernel/cpu/common.c b/arch/x86/kernel/cpu/common.c
index 14e543b6fd4..f0025846244 100644
--- a/arch/x86/kernel/cpu/common.c
+++ b/arch/x86/kernel/cpu/common.c
@@ -22,6 +22,7 @@
#include <asm/numa.h>
#include <asm/smp.h>
#include <asm/cpu.h>
+#include <asm/cpumask.h>
#ifdef CONFIG_X86_LOCAL_APIC
#include <asm/mpspec.h>
#include <asm/apic.h>
diff --git a/arch/x86/kernel/setup_percpu.c b/arch/x86/kernel/setup_percpu.c
index 55c46074eba..bf63de72b64 100644
--- a/arch/x86/kernel/setup_percpu.c
+++ b/arch/x86/kernel/setup_percpu.c
@@ -13,6 +13,7 @@
#include <asm/mpspec.h>
#include <asm/apicdef.h>
#include <asm/highmem.h>
+#include <asm/cpumask.h>
#ifdef CONFIG_X86_LOCAL_APIC
unsigned int num_processors;
diff --git a/arch/x86/kernel/smpboot.c b/arch/x86/kernel/smpboot.c
index 6c2b8444b83..84ac1cf46d8 100644
--- a/arch/x86/kernel/smpboot.c
+++ b/arch/x86/kernel/smpboot.c
@@ -55,6 +55,7 @@
#include <asm/idle.h>
#include <asm/trampoline.h>
#include <asm/cpu.h>
+#include <asm/cpumask.h>
#include <asm/numa.h>
#include <asm/pgtable.h>
#include <asm/tlbflush.h>