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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 0804b6a..ad17644 100644
--- a/arch/alpha/kernel/smp.c
+++ b/arch/alpha/kernel/smp.c
@@ -16,6 +16,7 @@
#include <linux/module.h>
#include <linux/sched.h>
#include <linux/mm.h>
+#include <linux/err.h>
#include <linux/threads.h>
#include <linux/smp.h>
#include <linux/interrupt.h>