Re: is avoiding compat ioctls possible?

From: David Miller
Date: Tue Oct 27 2009 - 23:45:21 EST


From: Dave Airlie <airlied@xxxxxxxx>
Date: Wed, 28 Oct 2009 03:43:07 +0000 (GMT)

> we already opencoded this (probably before it was macroisied or we just
> pasted it), so the radeon one is buggy, I should just go and compat_* all
> of these then and we should be all happy?

It should be, it's only working because:

1) A malicious userland hasn't put garbage in the upper bits for
you yet.

2) Nobody has tested s390 yet :-)

Let's just not design non-portability into the code when we
have no strong reason to, ok? :-)
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