kbuild: m68k,parisc,ppc,ppc64,s390,xtensa use generic asm-offsets.h support

Delete obsoleted parts form arch makefiles and rename to asm-offsets.h

Signed-off-by: Sam Ravnborg <sam@ravnborg.org>
diff --git a/arch/parisc/hpux/wrappers.S b/arch/parisc/hpux/wrappers.S
index 1aa936d..0b0c3a6 100644
--- a/arch/parisc/hpux/wrappers.S
+++ b/arch/parisc/hpux/wrappers.S
@@ -24,7 +24,7 @@
 #warning PA64 support needs more work...did first cut
 #endif
 
-#include <asm/offsets.h>
+#include <asm/asm-offsets.h>
 #include <asm/assembly.h>
 #include <asm/signal.h>