Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1756181AbYBEEo2 (ORCPT ); Mon, 4 Feb 2008 23:44:28 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1754747AbYBEEoS (ORCPT ); Mon, 4 Feb 2008 23:44:18 -0500 Received: from vms040pub.verizon.net ([206.46.252.40]:44265 "EHLO vms040pub.verizon.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753024AbYBEEoR (ORCPT ); Mon, 4 Feb 2008 23:44:17 -0500 Date: Mon, 04 Feb 2008 23:44:04 -0500 From: Gene Heskett Subject: Re: [BUG] 2.6.24 refuses to boot - ATA problem? In-reply-to: <47A763D4.5090606@rtr.ca> To: Mark Lord Cc: Ingo Molnar , Jeff Garzik , Chris Rankin , linux-ide@vger.kernel.org, LKML Message-id: <200802042344.04956.gene.heskett@gmail.com> Organization: Organization? very little MIME-version: 1.0 Content-type: text/plain; charset=utf-8 Content-transfer-encoding: 7bit Content-disposition: inline References: <745427.71265.qm@web52907.mail.re2.yahoo.com> <200802030125.24663.gene.heskett@gmail.com> <47A763D4.5090606@rtr.ca> User-Agent: KMail/1.9.6 (enterprise 0.20071204.744707) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 2502 Lines: 64 On Monday 04 February 2008, Mark Lord wrote: >Gene Heskett wrote: >> On Sunday 03 February 2008, Ingo Molnar wrote: >>> * Gene Heskett wrote: >>>> I believe its the same, but lemme paste it for sure, yes: >>>> [ 26.339926] ENABLING IO-APIC IRQs >>>> [ 26.340119] ..TIMER: vector=0x31 apic1=0 pin1=0 apic2=-1 pin2=-1 >>>> [ 26.350129] ..MP-BIOS bug: 8254 timer not connected to IO-APIC >>>> [ 26.350182] ...trying to set up timer (IRQ0) through the 8259A ... >>>> failed. [ 26.350185] ...trying to set up timer as Virtual Wire IRQ... >>>> failed. [ 26.360186] ...trying to set up timer as ExtINT IRQ... works. >>>> >>>> The third line is the only line that makes it to the screen during the >>>> boot trace. >>>> >>>> Now, what does this tell us? >>> >>> the question would be: >>> >>> - if you remove the acpi_use_timer_override boot flag >>> - and if you boot a kernel with this hack applied >>> >>> => do those weird PATA failures come back? >>> >>> If the failues do _not_ come back then the problem is somehow >>> affected/worked-around by the IO-APIC code that generates the above 4 >>> lines. If the failures are still the same then the above 4 lines are >>> really just an uninteresting side-effect of the acpi_use_timer_override >>> flag - and the real side-effects (that fixes PATA on your box) are to be >>> found elsewhere. >>> >>> Sadly, the latter variant is the expected answer. >>> >>> Ingo >> >> And at this point, I can't tell. This reboot was from a cold start, >> without the argument, and cold by long enough to make the rounds about the >> house and pick up a beer, but not take my evening pillbox. A minute cold, >> maybe 2 max. The log is clean since except for a kudzu nag of some sort: > >.. > >Just to muddy your observations: it is quite possible that a cold > (power-off) reboot may be required to properly observe what happens here. > Precisely why I've now done that twice, without using the extra argument. No recurrence dammit. >Cheers -- Cheers, Gene "There are four boxes to be used in defense of liberty: soap, ballot, jury, and ammo. Please use in that order." -Ed Howdershelt (Author) He who makes a beast of himself gets rid of the pain of being a man. -- Dr. Johnson -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/