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-rw-r--r--arch/alpha/kernel/smp.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/arch/alpha/kernel/smp.c b/arch/alpha/kernel/smp.c
index 06b6fdab639f..e657c45d91d2 100644
--- a/arch/alpha/kernel/smp.c
+++ b/arch/alpha/kernel/smp.c
@@ -27,6 +27,7 @@
#include <linux/cache.h>
#include <linux/profile.h>
#include <linux/bitops.h>
+#include <linux/cpu.h>
#include <asm/hwrpb.h>
#include <asm/ptrace.h>