[PATCH] Add biarch support for powerpc64

[Roland McGrath]

> They are only used by ppc32 processes which are decoded with the other
> personality's table anyway. (A few old ppc32 syscalls don't have compat
> support in the ppc64 kernel, but that's not a problem.)

I understand that.  The point is that having the "sigreturn" name in the
ppc64 table is a non-problem, and probably actually desireable for any
bizarre situation in which someone tried to use that syscall number.

> > It's all the struct decoding that would really be a lot of tedious work.
> 
> You have the struct decoding issues either way.

That's what I said.


Thanks,
Roland