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-rw-r--r--include/asm-s390/unaligned.h24
1 files changed, 24 insertions, 0 deletions
diff --git a/include/asm-s390/unaligned.h b/include/asm-s390/unaligned.h
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index 00000000000..8ee86dbedd1
--- /dev/null
+++ b/include/asm-s390/unaligned.h
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+/*
+ * include/asm-s390/unaligned.h
+ *
+ * S390 version
+ *
+ * Derived from "include/asm-i386/unaligned.h"
+ */
+
+#ifndef __S390_UNALIGNED_H
+#define __S390_UNALIGNED_H
+
+/*
+ * The S390 can do unaligned accesses itself.
+ *
+ * The strange macros are there to make sure these can't
+ * be misused in a way that makes them not work on other
+ * architectures where unaligned accesses aren't as simple.
+ */
+
+#define get_unaligned(ptr) (*(ptr))
+
+#define put_unaligned(val, ptr) ((void)( *(ptr) = (val) ))
+
+#endif