From: Stephan Diestelhorst <stephan.diestelhorst@amd.com>
To: "Rafael J. Wysocki" <rjw@sisk.pl>,
Stephan Diestelhorst <stephan.diestelhorst@gmail.com>
Cc: "linux-ide@vger.kernel.org" <linux-ide@vger.kernel.org>,
Tejun Heo <htejun@gmail.com>,
"linux-pm@lists.osdl.org" <linux-pm@lists.osdl.org>,
"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>
Subject: Re: [PATCH] SATA / AHCI: Do not play with the link PM during suspend to RAM
Date: Thu, 2 Sep 2010 16:31:59 +0200 [thread overview]
Message-ID: <201009021632.00699.stephan.diestelhorst@amd.com> (raw)
In-Reply-To: <201008280135.39005.rjw@sisk.pl>
On Saturday 28 August 2010, 01:35:38 Rafael J. Wysocki wrote:
> I reproduced the problem with the Tejun's patch applied, so I'm now quite
> sure the problem is related to the suspend of controller ports (which is done
> by scheduling SCSI error handling on the controller).
>
> Anyway, below is a new version of my patch that plays a bit nicer with
> the resume code. Can you please check if it still fixes the problem for you?
Applied to 2.6.35.3 and tested. Works perfectly fine (> 10 s2ram
cycles under heavy I/O load).
Many thanks,
Stephan
--
Stephan Diestelhorst, AMD Operating System Research Center
stephan.diestelhorst@amd.com, Tel. +49 (0)351 448 356 719
Advanced Micro Devices GmbH Einsteinring 24 85609 Dornach
General Managers: Alberto Bozzo, Andrew Bowd
Registration: Dornach, Landkr. Muenchen; Registerger. Muenchen, HRB Nr. 43632
WARNING: multiple messages have this Message-ID (diff)
From: Stephan Diestelhorst <stephan.diestelhorst@amd.com>
To: "Rafael J. Wysocki" <rjw@sisk.pl>,
Stephan Diestelhorst <stephan.diestelhorst@gmail.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>,
"linux-pm@lists.osdl.org" <linux-pm@lists.osdl.org>
Subject: Re: [PATCH] SATA / AHCI: Do not play with the link PM during suspend to RAM
Date: Thu, 2 Sep 2010 16:31:59 +0200 [thread overview]
Message-ID: <201009021632.00699.stephan.diestelhorst@amd.com> (raw)
In-Reply-To: <201008280135.39005.rjw@sisk.pl>
On Saturday 28 August 2010, 01:35:38 Rafael J. Wysocki wrote:
> I reproduced the problem with the Tejun's patch applied, so I'm now quite
> sure the problem is related to the suspend of controller ports (which is done
> by scheduling SCSI error handling on the controller).
>
> Anyway, below is a new version of my patch that plays a bit nicer with
> the resume code. Can you please check if it still fixes the problem for you?
Applied to 2.6.35.3 and tested. Works perfectly fine (> 10 s2ram
cycles under heavy I/O load).
Many thanks,
Stephan
--
Stephan Diestelhorst, AMD Operating System Research Center
stephan.diestelhorst@amd.com, Tel. +49 (0)351 448 356 719
Advanced Micro Devices GmbH Einsteinring 24 85609 Dornach
General Managers: Alberto Bozzo, Andrew Bowd
Registration: Dornach, Landkr. Muenchen; Registerger. Muenchen, HRB Nr. 43632
next prev parent reply other threads:[~2010-09-02 14:31 UTC|newest]
Thread overview: 78+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-07-09 15:50 HDD not suspending properly / dead on resume Stephan Diestelhorst
2010-07-09 15:50 ` Stephan Diestelhorst
2010-07-09 21:47 ` Stephan Diestelhorst
2010-07-09 21:53 ` Rafael J. Wysocki
2010-07-09 23:04 ` Stephan Diestelhorst
2010-07-10 0:06 ` Rafael J. Wysocki
2010-07-10 6:50 ` Stephan Diestelhorst
2010-07-10 10:03 ` Tejun Heo
2010-07-10 13:45 ` Rafael J. Wysocki
2010-07-28 21:50 ` [PATCH] SATA / AHCI: Do not play with the link PM during suspend to RAM (was: Re: HDD not suspending properly / dead on resume) Rafael J. Wysocki
2010-07-30 14:18 ` [PATCH] SATA / AHCI: Do not play with the link PM during suspend to RAM Tejun Heo
2010-08-05 16:08 ` Tejun Heo
2010-08-05 19:58 ` Rafael J. Wysocki
2010-08-06 6:30 ` Stephan Diestelhorst
2010-08-06 7:06 ` Tejun Heo
2010-08-06 9:04 ` Stephan Diestelhorst
2010-08-17 7:51 ` Stephan Diestelhorst
2010-08-17 8:08 ` Tejun Heo
2010-08-17 9:32 ` Stephan Diestelhorst
2010-08-17 10:15 ` Tejun Heo
2010-08-17 10:29 ` Stephan Diestelhorst
2010-08-17 10:51 ` Stephan Diestelhorst
2010-08-17 15:04 ` Tejun Heo
2010-08-17 21:28 ` Stephan Diestelhorst
2010-08-18 6:12 ` Tejun Heo
2010-08-19 16:23 ` Stephan Diestelhorst
2010-08-23 12:03 ` Tejun Heo
2010-08-23 18:58 ` Rafael J. Wysocki
2010-08-24 7:37 ` Tejun Heo
2010-08-24 20:39 ` Rafael J. Wysocki
2010-08-26 23:09 ` Rafael J. Wysocki
2010-08-26 23:46 ` Rafael J. Wysocki
2010-09-02 9:06 ` Tejun Heo
2010-09-02 10:02 ` [PATCH] libata: skip EH autopsy and recovery during suspend Tejun Heo
2010-09-02 14:33 ` Stephan Diestelhorst
2010-09-02 14:33 ` Stephan Diestelhorst
2010-09-02 20:11 ` Rafael J. Wysocki
2010-09-02 20:52 ` Stephan Diestelhorst
2010-09-07 11:54 ` Stephan Diestelhorst
2010-09-02 20:16 ` Rafael J. Wysocki
2010-09-02 20:25 ` Tejun Heo
2010-09-02 20:28 ` Rafael J. Wysocki
2010-09-02 20:33 ` Tejun Heo
2010-09-02 21:01 ` [linux-pm] " Alan Stern
2010-09-02 21:09 ` Rafael J. Wysocki
2010-09-02 21:09 ` [linux-pm] " Rafael J. Wysocki
2010-09-03 8:55 ` Tejun Heo
2010-09-03 14:16 ` Alan Stern
2010-09-07 12:05 ` [PATCH #upstream-fixes] " Tejun Heo
2010-08-24 16:07 ` [PATCH] SATA / AHCI: Do not play with the link PM during suspend to RAM Stephan Diestelhorst
2010-08-24 16:11 ` Stephan Diestelhorst
2010-08-26 16:15 ` Stephan Diestelhorst
2010-08-26 18:24 ` Rafael J. Wysocki
2010-08-27 23:35 ` Rafael J. Wysocki
2010-09-02 14:31 ` Stephan Diestelhorst [this message]
2010-09-02 14:31 ` Stephan Diestelhorst
2010-08-17 11:19 ` Rafael J. Wysocki
2010-08-17 11:29 ` Tejun Heo
2010-08-17 12:10 ` Stephan Diestelhorst
2010-08-17 12:09 ` Tejun Heo
2010-08-02 20:48 ` [PATCH] SATA / AHCI: Do not play with the link PM during suspend to RAM (was: Re: HDD not suspending properly / dead on resume) Stephan Diestelhorst
2010-08-02 21:38 ` Rafael J. Wysocki
2010-08-03 8:36 ` Stephan Diestelhorst
2010-08-03 21:13 ` Rafael J. Wysocki
2010-07-10 13:08 ` HDD not suspending properly / dead on resume Rafael J. Wysocki
2010-07-12 15:35 ` Maciej Rutecki
2010-08-28 20:28 [PATCH] SATA / AHCI: Do not play with the link PM during suspend to RAM Siddhartha Jain
2010-08-30 12:55 ` Tejun Heo
2010-08-30 15:25 ` Siddhartha Jain
2010-08-30 22:26 ` Siddhartha Jain
2010-08-31 0:59 ` Siddhartha Jain
2010-08-31 2:03 ` Siddhartha Jain
2010-09-01 19:47 ` Siddhartha Jain
2010-09-02 10:09 ` Tejun Heo
2010-09-02 19:56 ` Siddhartha Jain
2010-09-03 9:04 ` Tejun Heo
2010-10-28 2:11 ` Siddhartha Jain
2010-10-29 5:49 ` Jeff Garzik
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