From: Valdis.Kletnieks@vt.edu
To: Jian Peng <jipeng2005@gmail.com>
Cc: Tejun Heo <tj@kernel.org>, "Rafael J. Wysocki" <rjw@sisk.pl>,
Jeff Garzik <jgarzik@pobox.com>,
Michael Leun <lkml20100708@newton.leun.net>,
linux-ide@vger.kernel.org,
Linux PM mailing list <linux-pm@lists.linux-foundation.org>,
LKML <linux-kernel@vger.kernel.org>
Subject: Re: [PATCH v2.6.38-rc7] Revert "libata: ahci_start_engine compliant to AHCI spec"
Date: Fri, 20 May 2011 14:25:59 -0400 [thread overview]
Message-ID: <17610.1305915959@localhost> (raw)
In-Reply-To: Your message of "Fri, 20 May 2011 10:02:56 PDT." <BANLkTi=iNjWsaYCJqP057FkhAXtab5nS=Q@mail.gmail.com>
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On Fri, 20 May 2011 10:02:56 PDT, Jian Peng said:
> --20cf307f38f6d842a904a3b81730
> You are both right that adding this majic 5ms delay at this place should not
> be the final solution.
>
> If this magic 5ms delay works on other affected systems, I plan to post a
> new patch that inside ahci_start_engine(), still perform same check, and
> show warning message if failed, but will set a flag, then still set START
> bit, and if there is such failure flag, add 5ms delay.
>
> Valdis, could you apply the following patch and retest it?
I should be able to do that this weekend. To clarify - should this be with the
problem commit 270dac35c26433d06a89150c51e75ca0181ca7e4 applied, or reverted?
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next prev parent reply other threads:[~2011-05-20 18:26 UTC|newest]
Thread overview: 27+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-05-11 22:25 AHCI driver problem on SB700/SB800 w/ Acer Ferrari One Rafael J. Wysocki
2011-05-13 12:37 ` AHCI driver problem on ICH (Re: AHCI driver problem on SB700/SB800 w/ Acer Ferrari One) Michael Leun
2011-05-13 16:56 ` Rafael J. Wysocki
2011-05-13 17:39 ` Tejun Heo
2011-05-13 19:54 ` Michael Leun
2011-05-13 20:20 ` Rafael J. Wysocki
2011-05-13 20:22 ` Rafael J. Wysocki
2011-05-13 20:44 ` Rafael J. Wysocki
2011-05-14 2:08 ` Robert Hancock
2011-05-14 10:18 ` Tejun Heo
2011-05-14 10:28 ` [PATCH v2.6.38-rc7] Revert "libata: ahci_start_engine compliant to AHCI spec" Tejun Heo
2011-05-14 17:47 ` Linus Torvalds
2011-05-14 18:49 ` Jeff Garzik
[not found] ` <BANLkTik1nFKX1Eyov_o0Xd0rr01Si5hSqA@mail.gmail.com>
2011-05-15 9:25 ` Rafael J. Wysocki
2011-05-15 12:20 ` Michael Leun
2011-05-16 17:02 ` Valdis.Kletnieks
[not found] ` <BANLkTin7NgUMXSVyKn6P0TCrFZ5uaaRL1w@mail.gmail.com>
2011-05-18 19:44 ` Rafael J. Wysocki
[not found] ` <BANLkTimZ9pe-FhkJYHTG1Jx8MUPrMHSFbA@mail.gmail.com>
[not found] ` <BANLkTim9_1Xt8oE4awbCO1iKUW96YUOv_A@mail.gmail.com>
2011-05-19 10:19 ` Rafael J. Wysocki
[not found] ` <BANLkTin6+2obBm=+5Kd5Za1Lq-n4UQ-STw@mail.gmail.com>
2011-05-19 21:32 ` Rafael J. Wysocki
[not found] ` <BANLkTikR2E2vb=9_ftLS4pcq0ysje7Rqyg@mail.gmail.com>
2011-05-19 22:03 ` Rafael J. Wysocki
2011-05-20 15:40 ` Valdis.Kletnieks
2011-05-20 15:43 ` Tejun Heo
2011-05-20 18:21 ` Jian Peng
[not found] ` <BANLkTi=iNjWsaYCJqP057FkhAXtab5nS=Q@mail.gmail.com>
2011-05-20 18:25 ` Valdis.Kletnieks [this message]
2011-05-22 2:00 ` Jian Peng
2011-05-23 12:13 ` Tejun Heo
2011-05-24 1:04 ` Jian Peng
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