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From: Ingo Molnar <mingo@elte.hu>
To: yhlu.kernel@gmail.com
Cc: Thomas Gleixner <tglx@linutronix.de>,
	Andrew Morton <akpm@linux-foundation.org>,
	"H. Peter Anvin" <hpa@zytor.com>,
	kernel list <linux-kernel@vger.kernel.org>
Subject: Re: [PATCH] x86_64: allocate gart aperture from 512M
Date: Wed, 16 Apr 2008 11:29:48 +0200	[thread overview]
Message-ID: <20080416092948.GF5343@elte.hu> (raw)
In-Reply-To: <200804142040.37701.yhlu.kernel@gmail.com>


* Yinghai Lu <yhlu.kernel.send@gmail.com> wrote:

> [PATCH] x86_64: allocate gart aperture from 512M
> 
> because we try to reserve dma32 early, so we have chance to get 
> aperture from 64M
> 
> with some sequence aperture allocated from RAM, could become 
> E820_RESERVED.
> 
> and then if folling up one kexec one big kernel that uncompressed size 
> is above
> 
> 64M could have conflict with still using gart.
> 
> So allocate gart aperture from 512M instead.
> 
> Also change the fallback_aper_order to 5, because we don't have chance 
> to get 2G or 4G aperture.

thanks, applied.

	Ingo

      reply	other threads:[~2008-04-16  9:30 UTC|newest]

Thread overview: 2+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2008-04-15  3:40 [PATCH] x86_64: allocate gart aperture from 512M Yinghai Lu
2008-04-16  9:29 ` Ingo Molnar [this message]

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