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Date: Mon, 12 Dec 2005 13:28:55 +1100
From: Paul Mackerras <paulus@samba.org>
To: "Joakim Tjernlund" <joakim.tjernlund@transmode.se>
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Cc: linuxppc-dev@ozlabs.org
Subject: Re: Linux process ABI broken in 2.6?
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Joakim Tjernlund writes:

> Is it too much trouble to define r7 to always have
> a zero
> value at process startup?

That's not much trouble, but what will you do for existing kernels?
Won't you have to do something like testing *r1 anyway?

Paul.