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-rw-r--r--include/asm-alpha/atomic.h4
1 files changed, 3 insertions, 1 deletions
diff --git a/include/asm-alpha/atomic.h b/include/asm-alpha/atomic.h
index 81f7b8268..cc8b6f278 100644
--- a/include/asm-alpha/atomic.h
+++ b/include/asm-alpha/atomic.h
@@ -1,6 +1,8 @@
#ifndef _ALPHA_ATOMIC_H
#define _ALPHA_ATOMIC_H
+#include <linux/config.h>
+
/*
* Atomic operations that C can't guarantee us. Useful for
* resource counting etc...
@@ -9,7 +11,7 @@
* than regular operations.
*/
-#ifdef __SMP__
+#ifdef CONFIG_SMP
typedef struct { volatile int counter; } atomic_t;
#else
typedef struct { int counter; } atomic_t;