linux-kernel - Re: [PATCH v2 0/3] ahci: fix boot/resume COMRESET failures

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Message-ID: <20120223000240.GA1931@gamma.logic.tuwien.ac.at>
Date:	Thu, 23 Feb 2012 09:02:40 +0900
From:	Norbert Preining <preining@...ic.at>
To:	Brian Norris <computersforpeace@...il.com>
Cc:	Jeff Garzik <jgarzik@...ox.com>, linux-ide@...r.kernel.org,
	Linux Kernel <linux-kernel@...r.kernel.org>,
	Tejun Heo <tj@...nel.org>, Lin Ming <ming.m.lin@...el.com>,
	"Srivatsa S . Bhat" <srivatsa.bhat@...ux.vnet.ibm.com>,
	Valdis Kletnieks <valdis.kletnieks@...edu>,
	"Rafael J . Wysocki" <rjw@...k.pl>
Subject: Re: [PATCH v2 0/3] ahci: fix boot/resume COMRESET failures

On Di, 21 Feb 2012, Brian Norris wrote:
> This series addresses regression problems with
> 
>     commit 7faa33da9b7add01db9f1ad92c6a5d9145e940a7
>     ahci: start engine only during soft/hard resets
> 
> Because the fix provided by the above commit caused COMRESET failures and
> 10 second boot-time/resume-time hangs for certain DVD drives, we need to
> make the fix conditional to certain devices/platforms. Add a flag for this.

I confirm that these patches without the previous fix also 
fixes the regression I have seen. Thanks.

Best wishes

Norbert
------------------------------------------------------------------------
Norbert Preining            preining@...ist.ac.jp, logic.at, debian.org}
JAIST, Japan                                 TeX Live & Debian Developer
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