linux-kernel - Re: drm + 4GB RAM + swiotlb = drm craps out

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Message-ID: <20070402065508.GB24269@one.firstfloor.org>
Date:	Mon, 2 Apr 2007 08:55:08 +0200
From:	Andi Kleen <andi@...stfloor.org>
To:	Dave Airlie <airlied@...il.com>
Cc:	Andi Kleen <andi@...stfloor.org>,
	David Miller <davem@...emloft.net>,
	linux-kernel@...r.kernel.org
Subject: Re: drm + 4GB RAM + swiotlb = drm craps out

On Mon, Apr 02, 2007 at 04:52:04PM +1000, Dave Airlie wrote:
> >
> >> need, this just seems overly cumbersome when what I really want is
> >> vmalloc_32 to just work correctly on 64-bit systems... (why doesn't
> >> vmalloc_32 pass __GFP_DMA32 to the allocator????)
> >
> >It probably should, but see second part of sentence above.
> >
> >And please never put closed lists in cc of l-k posts. Evil cc dropped.
> 
> Ah okay I'll just do an allocator based on single pages and see if I
> can fix the kernel side to have the sg knowledge....

I fixed vmalloc_32 now, but that's probably better to do it this 
way.

> btw Its not a closed list, it's is a moderated list, all the posts do
> get through to it and the people on it are probably interested...

Too late now. Anything that bounces emails is evil.

-Andi
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