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Diffstat (limited to 'include/asm-s390/bitops.h')
-rw-r--r--include/asm-s390/bitops.h4
1 files changed, 4 insertions, 0 deletions
diff --git a/include/asm-s390/bitops.h b/include/asm-s390/bitops.h
index d756b34d25f..34d9a6357c3 100644
--- a/include/asm-s390/bitops.h
+++ b/include/asm-s390/bitops.h
@@ -15,6 +15,10 @@
#ifdef __KERNEL__
+#ifndef _LINUX_BITOPS_H
+#error only <linux/bitops.h> can be included directly
+#endif
+
#include <linux/compiler.h>
/*