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From: Benjamin Herrenschmidt <benh-XVmvHMARGAS8U2dJNN8I7kB+6BGkLq7r@public.gmane.org>
Subject: Re: [Bug #12608] 2.6.29-rc powerpc G5 Xorg legacy_mem regression
Date: Fri, 06 Feb 2009 17:01:13 +1100
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To: Dave Airlie <airlied-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
Cc: Hugh Dickins <hugh-DTz5qymZ9yRBDgjK7y7TUQ@public.gmane.org>, "Rafael J. Wysocki" <rjw-KKrjLPT3xs0@public.gmane.org>, Linux Kernel Mailing List <linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org>, Kernel Testers List <kernel-testers-u79uwXL29TY76Z2rM5mHXA@public.gmane.org>, Jesse Barnes <jbarnes-Y1mF5jBUw70BENJcbMCuUQ@public.gmane.org>


> I think the correct answer is the ugly one, try again.

Well... it's a fairly recent damage in X which is why I was somewhat
hoping that it wasn't too widespread it couldn't be contained
before the kernel got butchered :-)

But I'll just stick anonymous memory in there instead, it should be
trivial enough.

> Add a new legacy_mem interface that works cleanly, update X to use it,
> leave the old
> broken one broken as it for older X to use.

:-)

Ben.