From: Jeff Garzik <jeff@garzik.org>
To: Mark Lord <kernel@teksavvy.com>
Cc: Tejun Heo <tj@kernel.org>,
Brian Norris <computersforpeace@gmail.com>,
Lin Ming <ming.m.lin@intel.com>,
Norbert Preining <preining@logic.at>,
"Srivatsa S. Bhat" <srivatsa.bhat@linux.vnet.ibm.com>,
linux-kernel@vger.kernel.org,
"stern@rowland.harvard.edu >> Alan Stern"
<stern@rowland.harvard.edu>,
linux-ide@vger.kernel.org,
Linux PM mailing list <linux-pm@vger.kernel.org>,
"Rafael J. Wysocki" <rjw@sisk.pl>,
Jian Peng <jipeng2005@gmail.com>,
Kevin Cernekee <cernekee@gmail.com>,
valdis.kletnieks@vt.edu
Subject: Re: Regression 3.2 -> 3.3-rc1 10 sec hang at boot and resume, COMRESET failed
Date: Thu, 16 Feb 2012 11:19:18 -0500 [thread overview]
Message-ID: <4F3D2C86.6080701@garzik.org> (raw)
In-Reply-To: <4F3D10A6.8090608@teksavvy.com>
On 02/16/2012 09:20 AM, Mark Lord wrote:
> On 12-02-15 01:31 PM, Tejun Heo wrote:
>> Hey, Jeff.
>>
>> On Wed, Feb 15, 2012 at 01:29:29PM -0500, Jeff Garzik wrote:
>>> A module parameter is not necessarily the best/only option.
>>> ahci_platform already has infrastructure set up to deal with
>>> platform-specific quirks. An internal flag seems more appropriate
>>> to enable automatic handling of this on the specific platforms where
>>> it applies (plus the revert Tejun has already mentioned).
>>
>> The problem is that there's no way to identify the controller in
>> question, so we can't do this automatically, so might just as well do
>> it in the simplest way for now. :(
>
> Well, a module parameter is no good,
> because that method would affect all attached controllers
> rather than just the one(s) with the issue.
>
> Something in sysfs perhaps.
See the method already described in my previous message.
grep for IMX53_AHCI.
Jeff
prev parent reply other threads:[~2012-02-16 16:19 UTC|newest]
Thread overview: 30+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-02-02 5:12 Regression 3.2 -> 3.3-rc1 10 sec hang at boot and resume, COMRESET failed Norbert Preining
2012-02-02 8:38 ` Srivatsa S. Bhat
2012-02-03 1:15 ` Lin Ming
2012-02-03 4:21 ` Lin Ming
2012-02-03 4:29 ` Norbert Preining
2012-02-03 4:29 ` Norbert Preining
2012-02-03 5:24 ` Norbert Preining
2012-02-03 5:34 ` Lin Ming
2012-02-03 5:43 ` Norbert Preining
2012-02-03 8:27 ` Lin Ming
2012-02-06 0:46 ` Norbert Preining
2012-02-06 1:36 ` Lin Ming
2012-02-06 2:40 ` Norbert Preining
2012-02-06 2:49 ` Lin Ming
2012-02-06 3:15 ` Norbert Preining
2012-02-06 4:42 ` Lin Ming
2012-02-06 16:19 ` Tejun Heo
2012-02-06 19:20 ` Brian Norris
2012-02-06 22:46 ` Norbert Preining
2012-02-08 9:10 ` Valdis.Kletnieks
2012-02-13 17:44 ` Tejun Heo
2012-02-15 5:15 ` Brian Norris
2012-02-15 16:57 ` Tejun Heo
2012-02-15 18:29 ` Jeff Garzik
2012-02-15 18:31 ` Tejun Heo
2012-02-15 19:18 ` Jeff Garzik
2012-02-15 23:39 ` Brian Norris
2012-02-16 16:22 ` Jeff Garzik
2012-02-16 14:20 ` Mark Lord
2012-02-16 16:19 ` Jeff Garzik [this message]
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