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From: Mark Lord <kernel@teksavvy.com>
To: Bruce Stenning <b.stenning@indigovision.com>
Cc: Tejun Heo <htejun@gmail.com>,
	"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
	"linux-ide@vger.kernel.org" <linux-ide@vger.kernel.org>
Subject: Re: sata_mv port lockup on hotplug (kernel 2.6.38.2)
Date: Wed, 25 May 2011 18:27:11 -0400	[thread overview]
Message-ID: <4DDD823F.5090904@teksavvy.com> (raw)
In-Reply-To: <C1438B59050E1B4C9482FF3266AD6BA32C7770967B@gretna.indigovision.com>

On 11-05-25 09:36 AM, Bruce Stenning wrote:
>> This is a different issue.  libata EH plugs the port if reset fails
>> repeatedly.  This behavior was implemented to avoid causing continuous
>> resets on a port in case it has flaky PHY state reporting; however, it
>> seems to cause more trouble than fixing issues - ie. plugging in a
>> broken device may end up plugging the port even after the offending
>> device is removed until manual rescan or reboot.  I've been pondering
>> about changing the behavior like the following.
> 
> Thanks for the explanation, Tejun, and for sending those changes upstream.
> I shall incorporate these patches into my kernel and keep you informed as
> to how they behave.
> 
> Mark, did you get a chance to clean up the sata_mv spinlock addition in
> mv_set_main_irq_mask?

Not yet.  I've been waiting to hear back from you as to
whether they visibly fix anything or not.

  reply	other threads:[~2011-05-25 22:27 UTC|newest]

Thread overview: 70+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2011-04-06 14:20 sata_mv port lockup on hotplug (kernel 2.6.38.2) Bruce Stenning
2011-04-06 14:57 ` Bruce Stenning
2011-04-06 20:52   ` Mark Lord
2011-04-08 12:43     ` Bruce Stenning
2011-04-08 12:43       ` Bruce Stenning
2011-04-09  0:48       ` Mark Lord
2011-04-12 10:30         ` Bruce Stenning
2011-04-12 10:30           ` Bruce Stenning
2011-04-12 14:07           ` Mark Lord
2011-04-12 14:55             ` Mark Lord
2011-04-23  0:56               ` Tejun Heo
2011-04-25 11:07                 ` Bruce Stenning
2011-04-25 11:30                   ` Tejun Heo
2011-04-26 18:27                     ` Mark Lord
2011-04-25 14:54                 ` Bruce Stenning
2011-04-25 16:22                   ` Tejun Heo
2011-04-26 13:13                     ` Bruce Stenning
2011-04-26 13:50                       ` Tejun Heo
2011-04-26 15:41                         ` Bruce Stenning
2011-04-26 15:52                           ` Tejun Heo
2011-04-26 16:05                             ` Bruce Stenning
2011-04-30 14:01                               ` Tejun Heo
2011-05-17 15:30                                 ` Bruce Stenning
2011-05-25  9:41                                   ` Tejun Heo
2011-05-25 13:36                                     ` Bruce Stenning
2011-05-25 22:27                                       ` Mark Lord [this message]
2011-05-30 13:07                                         ` Bruce Stenning
2011-05-30 13:07                                           ` Bruce Stenning
2011-05-31  2:04                                           ` Mark Lord
2011-06-10 12:28                                     ` Mark Lord
2011-06-10 14:01                                       ` Tejun Heo
2011-06-10 17:32                                         ` Mark Lord
2011-06-10 17:39                                           ` Jeff Garzik
2011-06-10 20:49                                             ` Mark Lord
2011-06-10 21:20                                               ` Jeff Garzik
2011-06-11 12:19                                           ` Tejun Heo
2011-06-12 17:10                                             ` Mark Lord
2011-06-13 10:48                                               ` Tejun Heo
2011-08-29 15:49                                                 ` Bruce Stenning
2011-09-02  1:13                                                   ` Tejun Heo
2011-09-02 16:22                                                     ` Bruce Stenning
2011-09-06  3:45                                                       ` Tejun Heo
2011-09-06 12:19                                                         ` Bruce Stenning
2011-09-06 16:33                                                           ` Tejun Heo
2011-09-06 16:42                                                             ` Tejun Heo
2011-09-07 12:09                                                               ` Bruce Stenning
2011-09-08  1:16                                                                 ` Tejun Heo
2011-09-06 12:26                                                         ` Bruce Stenning
2011-09-06 14:40                                                         ` Bruce Stenning
2011-09-06 15:22                                                         ` Bruce Stenning
2011-04-26 18:37                           ` Mark Lord
2011-04-13 15:10           ` Mark Lord
2011-04-13 16:13             ` Bruce Stenning
2011-04-13 16:13               ` Bruce Stenning
2011-04-14 16:50             ` Bruce Stenning
2011-04-14 16:50               ` Bruce Stenning
2011-04-15  0:28               ` Mark Lord
2011-04-15 13:21                 ` Bruce Stenning
2011-04-15 13:21                   ` Bruce Stenning
2011-04-15 15:36                   ` Mark Lord
2011-04-18 10:30                     ` Bruce Stenning
2011-04-18 10:30                       ` Bruce Stenning
2011-04-23  0:56                     ` Tejun Heo
2011-04-15  3:15       ` Mikael Abrahamsson
2011-04-15  3:32         ` Mark Lord
2011-04-15  7:43           ` Mikael Abrahamsson
2011-04-15 12:35             ` Mark Lord
2011-04-15 14:04               ` Mikael Abrahamsson
2011-04-15 15:30                 ` Mark Lord
2011-04-06 21:00   ` Alejandro Riveira Fernández

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