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-rw-r--r--arch/x86/include/asm/cmpxchg.h1
1 files changed, 1 insertions, 0 deletions
diff --git a/arch/x86/include/asm/cmpxchg.h b/arch/x86/include/asm/cmpxchg.h
index ad19841eddfe..9733361fed6f 100644
--- a/arch/x86/include/asm/cmpxchg.h
+++ b/arch/x86/include/asm/cmpxchg.h
@@ -2,6 +2,7 @@
#define ASM_X86_CMPXCHG_H
#include <linux/compiler.h>
+#include <asm/cpufeatures.h>
#include <asm/alternative.h> /* Provides LOCK_PREFIX */
/*