Re: chasing the four level page table

[Jon Smirl]

On Sat, 15 Jan 2005 05:24:54 +0100, Andi Kleen <ak@xxxxxx> wrote:
> it wants to get at a AGP page outside get_user_pages doesn't work for
> this because the AGP hole is often outside mem_map. For that a
> nice helper is missing.
> 
> I'm not 100% we really want a helper because it's rather obscure
> requirement, unlikely to be useful for others, and it may be better
> to keep it in DRM.

Wouldn't it be better as a helper where the memory management people
maintain it? For example I only work on x86, are there cross platform
issues? Also, the DRM code is missing the page_table_lock around the
calls too.

-- 
Jon Smirl
jonsmirl@xxxxxxxxx
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