linux-kernel - Re: 2.6.20-rc7 mtrr handling

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Date:	Wed, 31 Jan 2007 22:13:26 -0800
From:	"H. Peter Anvin" <hpa@...or.com>
To:	Sebastian Kemper <sebastian_ml@....net>
Subject: Re: 2.6.20-rc7 mtrr handling

Sebastian Kemper wrote:
> 
> But now /proc/mtrr shows 256MB of video ram, same as lspci, whereas the 
> real amount of video ram (as properly detected by X) is only 128MB.
> 

The size of the aperture doesn't have to match the actual amount of 
memory.  For many cards it doesn't.

	-hpa
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