linux-kernel - Re: Info: mapping multiple BARs. Your kernel is fine.

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Message-ID: <20140418103854.GE4385@pd.tnic>
Date:	Fri, 18 Apr 2014 12:38:54 +0200
From:	Borislav Petkov <bp@...en8.de>
To:	Dave Jones <davej@...hat.com>
Cc:	Bjorn Helgaas <bhelgaas@...gle.com>,
	"Rafael J. Wysocki" <rjw@...ysocki.net>,
	"Zhang, Rui" <rui.zhang@...el.com>,
	"Lu, Aaron" <aaron.lu@...el.com>,
	lkml <linux-kernel@...r.kernel.org>,
	"x86@...nel.org" <x86@...nel.org>,
	Linux PCI <linux-pci@...r.kernel.org>,
	ACPI Devel Maling List <linux-acpi@...r.kernel.org>,
	Yinghai Lu <yinghai@...nel.org>,
	"H. Peter Anvin" <hpa@...or.com>,
	Stephane Eranian <eranian@...gle.com>,
	"Yan, Zheng Z" <zheng.z.yan@...el.com>, daniel.vetter@...ll.ch
Subject: Re: Info: mapping multiple BARs. Your kernel is fine.

On Thu, Apr 17, 2014 at 05:30:27PM -0400, Dave Jones wrote:
> I think it's just implicated because that's the next thing that seems
> to init after the modeswitch. The config differences are small, just
> things like =m instead of =y or vice-versa.
>
> I'm about to head into a long weekend, so I'll get back to this on
> Monday, but for now I'm out of ideas.

This is for when you get back: :-)

Can you debug that hang a bit more, like enable some sensible options
under "Kernel Hacking" or somesuch, boot with initcall_debug, add
more printks at key places? If the machine would tell us why exactly
it hangs, we might have an idea, like corruption, transaction stall,
whatever...

-- 
Regards/Gruss,
    Boris.

Sent from a fat crate under my desk. Formatting is fine.
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