linux-kernel - Re: GFP_DMA32 and PAE x86 machines

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Message-ID: <465DECD7.8030104@zytor.com>
Date:	Wed, 30 May 2007 14:29:59 -0700
From:	"H. Peter Anvin" <hpa@...or.com>
To:	Dave Airlie <airlied@...il.com>
CC:	Linus Torvalds <torvalds@...l.org>, Andi Kleen <ak@...e.de>,
	Linux Kernel Mailing List <linux-kernel@...r.kernel.org>
Subject: Re: GFP_DMA32 and PAE x86 machines

Dave Airlie wrote:
> Just a question,
> 
> So we have GFP_DMA32 on x86-64 to gives us memory below 4G? so we not
> have the same on PAE based x86 machines so I can use a consistent API
> from the drm?
> 
> Otherwise it'll be stick some ifdefs in the drm to deal with it..
> 

Well, all lowmem is below 4 GB on i386...

	-hpa
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