linux-kernel - Re: [2.6.25-git18 => 2.6.26-rc1-git1] Xorg crash with xf86MapVidMem error

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Date:	Mon, 5 May 2008 10:26:19 -0700
From:	Suresh Siddha <suresh.b.siddha@...el.com>
To:	Rufus & Azrael <rufus-azrael@...ericable.fr>
Cc:	Ingo Molnar <mingo@...e.hu>,
	Linux-kernel Mailing List <linux-kernel@...r.kernel.org>,
	venkatesh.pallipadi@...el.com
Subject: Re: [2.6.25-git18 => 2.6.26-rc1-git1] Xorg crash with	xf86MapVidMem error

On Sun, May 04, 2008 at 11:03:52AM +0200, Rufus & Azrael wrote:
> Ingo Molnar a écrit :
> >* Rufus & Azrael <rufus-azrael@...ericable.fr> wrote:
> >>When upgrading to 2.6.25-git18 and above kernel this Xorg error occurs :
> >>
> >>xf86MapVidMem: Could not mmap framebuffer (0xf0000000,0x8000000) (Invalid 
> >>argument)
> >>
> >>The latest working kernel was 25-git17 and perhaps is it related to 
> >>http://lkml.org/lkml/2008/4/28/52
> >>    
> >
> >does this X-does-not-start-up problem go away if you disable this 
> >option:
> >  
> >>CONFIG_X86_PAT=y
> >>    
> >
> >?
> >  
> Thanks for your help Ingo, all work fine when CONFIG_PAT=n :-)

hi, Can you please send us the "dmesg" output in the failing scenario
with PAT enabled, after the X crash?

thanks,
suresh
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