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-rw-r--r--arch/s390/include/asm/processor.h14
1 files changed, 11 insertions, 3 deletions
diff --git a/arch/s390/include/asm/processor.h b/arch/s390/include/asm/processor.h
index 3987b2f..11e4e32 100644
--- a/arch/s390/include/asm/processor.h
+++ b/arch/s390/include/asm/processor.h
@@ -1,8 +1,6 @@
/*
- * include/asm-s390/processor.h
- *
* S390 version
- * Copyright (C) 1999 IBM Deutschland Entwicklung GmbH, IBM Corporation
+ * Copyright IBM Corp. 1999
* Author(s): Hartmut Penner (hp@de.ibm.com),
* Martin Schwidefsky (schwidefsky@de.ibm.com)
*
@@ -350,4 +348,14 @@ extern void (*s390_base_ext_handler_fn)(void);
".previous\n"
#endif
+extern int memcpy_real(void *, void *, size_t);
+extern void memcpy_absolute(void *, void *, size_t);
+
+#define mem_assign_absolute(dest, val) { \
+ __typeof__(dest) __tmp = (val); \
+ \
+ BUILD_BUG_ON(sizeof(__tmp) != sizeof(val)); \
+ memcpy_absolute(&(dest), &__tmp, sizeof(__tmp)); \
+}
+
#endif /* __ASM_S390_PROCESSOR_H */