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-rw-r--r--include/asm-x86/bitops_32.h4
1 files changed, 4 insertions, 0 deletions
diff --git a/include/asm-x86/bitops_32.h b/include/asm-x86/bitops_32.h
index c96641f7502..3268a341cf4 100644
--- a/include/asm-x86/bitops_32.h
+++ b/include/asm-x86/bitops_32.h
@@ -5,6 +5,10 @@
* Copyright 1992, Linus Torvalds.
*/
+#ifndef _LINUX_BITOPS_H
+#error only <linux/bitops.h> can be included directly
+#endif
+
#include <linux/compiler.h>
#include <asm/alternative.h>