From mboxrd@z Thu Jan  1 00:00:00 1970
Message-ID: <3A6C7FA4.1020905@valinux.com>
Date: Mon, 22 Jan 2001 11:44:52 -0700
From: Jeff Hartmann <jhartmann@valinux.com>
MIME-Version: 1.0
To: Dan Malek <dan@mvista.com>
CC: michdaen@iiic.ethz.ch, Benjamin Herrenschmidt <benh@kernel.crashing.org>,
        Gareth Hughes <gareth@valinux.com>, linuxppc-dev@lists.linuxppc.org,
        dri-devel@lists.sourceforge.net, Paul Mackerras <paulus@linuxcare.com>
Subject: Re: [Dri-devel] PPC Lockup (ati-pcigart-branch)
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Dan Malek wrote:

> Michel Dänzer wrote:
>
>> No, that's not the problem, pagelist is struct page ** :-/ (and pagelist is
>> allocated)
>
>
> Then, what the heck were you trying to print out with that
> piece of code, and who further down the food chain uses
> the page struct?
>
>
> 	-- Dan

Some VM code later on uses the page struct to return the correct value
from vma_nopage.  This code supports userland mappings, not just kernel
mappings.  We could of course just use phys_to_page/virt_to_page in the
vma_nopage code, but struct page works just fine.

-Jeff


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