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-rw-r--r--arch/s390/include/asm/types.h4
1 files changed, 2 insertions, 2 deletions
diff --git a/arch/s390/include/asm/types.h b/arch/s390/include/asm/types.h
index 05ebbcdbbf6b..6c8c35f8df14 100644
--- a/arch/s390/include/asm/types.h
+++ b/arch/s390/include/asm/types.h
@@ -28,7 +28,7 @@ typedef __signed__ long saddr_t;
#ifndef __ASSEMBLY__
-#ifndef __s390x__
+#ifndef CONFIG_64BIT
typedef union {
unsigned long long pair;
struct {
@@ -37,7 +37,7 @@ typedef union {
} subreg;
} register_pair;
-#endif /* ! __s390x__ */
+#endif /* ! CONFIG_64BIT */
#endif /* __ASSEMBLY__ */
#endif /* __KERNEL__ */
#endif /* _S390_TYPES_H */