linux-kernel - Re: Regression 3.2 -> 3.3-rc1 10 sec hang at boot and resume, COMRESET failed

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Message-ID: <1328247269.15079.26.camel@minggr>
Date:	Fri, 03 Feb 2012 13:34:29 +0800
From:	Lin Ming <ming.m.lin@...el.com>
To:	Norbert Preining <preining@...ic.at>
Cc:	"Srivatsa S. Bhat" <srivatsa.bhat@...ux.vnet.ibm.com>,
	linux-kernel@...r.kernel.org, jeff@...zik.org,
	Tejun Heo <tj@...nel.org>,
	"stern@...land.harvard.edu >> Alan Stern" <stern@...land.harvard.edu>,
	linux-ide@...r.kernel.org,
	Linux PM mailing list <linux-pm@...r.kernel.org>,
	"Rafael J. Wysocki" <rjw@...k.pl>
Subject: Re: Regression 3.2 -> 3.3-rc1 10 sec hang at boot and resume,
 COMRESET failed

On Fri, 2012-02-03 at 14:24 +0900, Norbert Preining wrote:
> On Fr, 03 Feb 2012, Lin Ming wrote:
> > And could you do a bisect?
> 
> Done that. First failing commit is:
> -----
> commit 7faa33da9b7add01db9f1ad92c6a5d9145e940a7
> Author: Tejun Heo <tj@...nel.org>
> Date:   Fri Jul 22 11:41:26 2011 +0200
> 
>     ahci: start engine only during soft/hard resets
> 
> Previous commit booted without delay.
> 
> I didn't try to revert that commit on top of HEAD.

Please revert that commit to test.
That helps us to make sure we find the exact bad commit.

Thanks.

> 
> Suggestions?
> 
> Best wishes
> 
> Norbert
> ------------------------------------------------------------------------
> Norbert Preining            preining@...ist.ac.jp, logic.at, debian.org}
> JAIST, Japan                                 TeX Live & Debian Developer
> DSA: 0x09C5B094   fp: 14DF 2E6C 0307 BE6D AD76  A9C0 D2BF 4AA3 09C5 B094
> ------------------------------------------------------------------------
> Program aborting:
> Close all that you have worked on.
> You ask far too much.
>                        --- Windows Error Haiku


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