asm-generic: Add common asm-offsets.h

All architecture use same asm-offsets.h
So it generic header.

Signed-off-by: Yoshinori Sato <ysato@users.sourceforge.jp>
Acked-by: Arnd Bergmann <arnd@arndb.de>
diff --git a/include/asm-generic/asm-offsets.h b/include/asm-generic/asm-offsets.h
new file mode 100644
index 0000000..d370ee3
--- /dev/null
+++ b/include/asm-generic/asm-offsets.h
@@ -0,0 +1 @@
+#include <generated/asm-offsets.h>