Re: v2.6.26-rc9: ACPI PCI irq routing on NUMA? + early_ioremap trouble

From: Bjorn Helgaas
Date: Thu Jul 17 2008 - 14:46:26 EST

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):
> 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.

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