Subject: Re: Re; system keeps freezing once every 24 hours / random apps
	crashing
From: Mauro Carvalho Chehab <mchehab@brturbo.com.br>
To: Alan Cox <alan@lxorguk.ukuu.org.uk>
Cc: Peter Missel <peter.missel@onlinehome.de>, video4linux-list@redhat.com,
       Mark v Wolher <trilight@ns666.com>, Jiri Slaby <xslaby@fi.muni.cz>,
       Sami Farin <7atbggg02@sneakemail.com>, jesper.juhl@gmail.com,
       Linux Kernel <linux-kernel@vger.kernel.org>, s0348365@sms.ed.ac.uk,
       rlrevell@joe-job.com, arjan@infradead.org
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Date: Mon, 02 Jan 2006 22:19:00 -0200
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Em Seg, 2006-01-02 ?s 22:29 +0000, Alan Cox escreveu:
> On Llu, 2006-01-02 at 00:20 +0100, Peter Missel wrote:

> Grab display also stresses the main memory bus and bus arbitration logic
> which caused problems on some older chipsets many of which handled
> overlay mode fine. 

	One common pci quirk is to increase latency timer. You may try to
increase it using an userspace tool (like powertweak or sysctl). 
	Please try to increase latency and give us some feedback. BTTV driver
is capable of using linux/drivers/pci/quirks.c info and honor it.

Cheers, 
Mauro.

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