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-rw-r--r--lib/kernel_lock.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/lib/kernel_lock.c b/lib/kernel_lock.c
index 812dbf00844..fbc11a336bc 100644
--- a/lib/kernel_lock.c
+++ b/lib/kernel_lock.c
@@ -8,6 +8,7 @@
#include <linux/smp_lock.h>
#include <linux/module.h>
#include <linux/kallsyms.h>
+#include <asm/semaphore.h>
/*
* The 'big kernel semaphore'