Re: acpiphp and pciehp not working together on Thinkpad X200s

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Hi Bjorn,

Am 12.08.2013 19:21, schrieb Bjorn Helgaas:

> Thanks for the report, Stefan.  I opened
> https://bugzilla.kernel.org/show_bug.cgi?id=60736 so we don't forget
> about this.  If you could attach complete dmesg logs for both cases
> (working and failing) to that bugzilla, that would be great.  An
> acpidump might also be interesting, since the ACPI namespace
> determines what acpiphp does.

Ok, I added all that information to the bug.

> I suspect that we're being too aggressive about determining when we
> should use one or the other of acpiphp and pciehp.  We basically
> decide up front which one we expect the platform to use, and we only
> listen to signals from that one.  But I wonder if we should just
> prepare for signals from both.

Actually I booted an older Kernel (3.7.10, openSUSE 12.3 kernel) which
has both drivers configured as modules.
The interesting thing is: I was not able to load acpiphp there, it
errored out with ENODEV.
So maybe something changed, making acpiphp more (too?) relaxed.

Should I try building the latest kernel with both drivers as modules to
see if this makes a difference?

Best regards,

	Stefan
-- 
Stefan Seyfried
Linux Consultant & Developer -- GPG Key: 0x731B665B

B1 Systems GmbH
Osterfeldstraße 7 / 85088 Vohburg / http://www.b1-systems.de
GF: Ralph Dehner / Unternehmenssitz: Vohburg / AG: Ingolstadt,HRB 3537
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