From: Bjorn Helgaas <bjorn.helgaas@hp.com>
To: "Vegard Nossum" <vegard.nossum@gmail.com>
Subject: Re: v2.6.26-rc9: ACPI PCI irq routing on NUMA? + early_ioremap trouble
Date: Thu, 17 Jul 2008 12:45:31 -0600
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Cc: "Ingo Molnar" <mingo@elte.hu>,
       "Alexey Starikovskiy" <astarikovskiy@suse.de>,
       "Thomas Gleixner" <tglx@linutronix.de>, venkatesh.pallipadi@intel.com,
       "Huang Ying" <ying.huang@intel.com>, "Andi Kleen" <andi@firstfloor.org>,
       linux-kernel@vger.kernel.org, linux-acpi@vger.kernel.org
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On Sunday 06 July 2008 07:47:19 am Vegard Nossum wrote:
> I have produced a config which doesn't boot correctly on either of my
> computers with v2.6.26-rc9.
> 
> The first problem is with my laptop, which hangs on boot, see
> screenshot (sorry for the bad quality, I was in a hurry):
> http://folk.uio.no/vegardno/linux/DSCF3026.JPG
> 
> I figured there's something wrong with ACPI PCI irq routing as I'm
> missing a message that shows up in my usual configs:
> 
> calling  ide_scan_pcibus+0x0/0xf0
> ICH8M: IDE controller (0x8086:0x2850 rev 0x03) at  PCI slot 0000:00:1f.1
>     --- HERE: ---
> ACPI: PCI Interrupt 0000:00:1f.1[A] -> GSI 18 (level, low) -> IRQ 18
>     ----
> ICH8M: not 100% native mode: will probe irqs later
> 
> ...and as can be seen in the screenshot, ide-cd "lost interrupt".
> Unfortunately, I don't have a serial line on this machine, so it's
> hard to get the full log. (Maybe I can try netconsole, it seems to be
> up by the time this happens.)

If you could get netconsole working and collect the complete
console log from both the working config and the broken one,
that would help a lot.

Bjorn
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