linux-kernel - Re: IO-APIC + timer doesn't work

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Message-ID: <m1d56jt7uj.fsf@ebiederm.dsl.xmission.com>
Date:	Sat, 16 Dec 2006 22:22:12 -0700
From:	ebiederm@...ssion.com (Eric W. Biederman)
To:	Linus Torvalds <torvalds@...l.org>
Cc:	Tobias Diedrich <ranma+kernel@...edrich.de>,
	Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
	Andi Kleen <ak@...e.de>, Yinghai Lu <yinghai.lu@....com>,
	"Eric W. Biederman" <ebiederm@...ssion.com>,
	Andrew Morton <akpm@...l.org>
Subject: Re: IO-APIC + timer doesn't work

Linus Torvalds <torvalds@...l.org> writes:

> On Sun, 17 Dec 2006, Tobias Diedrich wrote:
>> 
>> No such luck, it still panics and the APIC error is also unchanged.
>
> Ok. I don't see anything wrong off-hand, but I'll keep the patch in the 
> tree in the hopes that Andi and/or Eric can see what's wrong and solve it.
>
> If we don't find a solution, I'll have to revert it, but let's give it a 
> few more days. 
>
> Tobias, can you please make sure to remind me about this if nothing seems 
> to happen? 

Actually can anyone tell me how try_apic_pin is supposed to work at
all?

It doesn't appear to be programming the io_apic.

So either I am missing something or I have found a real problem.

Eric
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