From: Henrique de Moraes Holschuh <hmh@hmh.eng.br>
To: Tejun Heo <htejun@gmail.com>
Cc: Michael Sedkowski <sedmich@gmail.com>,
"Rafael J. Wysocki" <rjw@sisk.pl>,
linux-kernel@vger.kernel.org, linux-ide@vger.kernel.org,
linux-acpi@vger.kernel.org
Subject: Re: Disk spin down issue on shut down/suspend to disk
Date: Mon, 6 Aug 2007 20:45:09 -0300 [thread overview]
Message-ID: <20070806234509.GC27640@khazad-dum.debian.net> (raw)
In-Reply-To: <46B76BBC.9010107@gmail.com>
On Tue, 07 Aug 2007, Tejun Heo wrote:
> Michael Sedkowski wrote:
> >> Hmmm... If the problem only shows up on nx6325, it might be that ACPI is
> >> pulling unnecessary stunt. Please apply the attached patch and report
> >> when the disk spins down and up.
> >
> > Disk spins down on "Pre-shutdown prepare" and then goes up and down on
> > "Power down".
>
> Oh... crap, so acpi wants to sync cache on shutdown. I wonder whether
> it spins down the disk correctly. Does emergency unload count increase
> after each power down? Also, please post the result of 'dmidecode'.
You know, this actually make a lot of sense, and one can't even complain
about firmware that pulls that off. Any chances of changing things
so that we inspect/snoop all tasks sent to the device, and filter them
out, or react to them accordingly?
--
"One disk to rule them all, One disk to find them. One disk to bring
them all and in the darkness grind them. In the Land of Redmond
where the shadows lie." -- The Silicon Valley Tarot
Henrique Holschuh
next prev parent reply other threads:[~2007-08-06 23:45 UTC|newest]
Thread overview: 70+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <838f88840708051428p3d65ff42w627af4bc38f57de3@mail.gmail.com>
2007-08-05 21:33 ` Michał sed
[not found] ` <6bffcb0e0709080832o30fb21b5vcd09baa8387efcc0@mail.gmail.com>
2007-09-08 21:29 ` Rafael J. Wysocki
2007-09-09 9:20 ` Maciek Rutecki
2007-09-09 11:35 ` Rafael J. Wysocki
2007-08-06 5:22 ` Tejun Heo
2007-08-06 14:23 ` Henrique de Moraes Holschuh
2007-08-06 14:50 ` Michael Sedkowski
2007-08-06 15:01 ` Henrique de Moraes Holschuh
2007-08-06 15:27 ` Michael Sedkowski
2007-08-06 15:32 ` Rafael J. Wysocki
2007-08-06 17:03 ` Tejun Heo
2007-08-06 18:21 ` Michael Sedkowski
2007-08-06 18:43 ` Tejun Heo
2007-08-06 19:40 ` Rafael J. Wysocki
2007-08-06 19:43 ` Michael Sedkowski
2007-08-06 22:18 ` Michael Sedkowski
2007-08-07 6:56 ` Tejun Heo
2007-08-07 9:18 ` Michael Sedkowski
2007-08-07 9:31 ` Tejun Heo
2007-08-07 9:51 ` 答复: " sam song
2007-08-07 12:56 ` Henrique de Moraes Holschuh
2007-08-07 9:30 ` Michael Sedkowski
2007-08-06 23:45 ` Henrique de Moraes Holschuh [this message]
2007-08-07 6:53 ` Tejun Heo
2007-08-07 12:51 ` Henrique de Moraes Holschuh
2007-08-07 13:04 ` Thomas Renninger
2007-08-07 13:35 ` Tejun Heo
2007-08-07 13:09 ` Tejun Heo
2007-08-07 13:16 ` Henrique de Moraes Holschuh
2007-08-07 13:32 ` Tejun Heo
2007-08-07 13:45 ` Thomas Renninger
2007-08-07 14:01 ` Tejun Heo
2007-08-09 15:16 ` Pavel Machek
2007-08-09 15:56 ` Thomas Renninger
2007-08-06 19:25 ` Rafael J. Wysocki
2007-08-08 18:58 Al Boldi
[not found] <fa.kWUtPRLMmU/fKL6dyOOVKsSM0fg@ifi.uio.no>
[not found] ` <fa.EbjjD+/NapKvm3jfMLnkxumomC0@ifi.uio.no>
[not found] ` <fa.dm4O1sGL4RetYq2szbwwJT3cf2c@ifi.uio.no>
[not found] ` <fa.7tYfpSdE8/lmfK5ulSN+/6TRSbw@ifi.uio.no>
[not found] ` <fa.R1sVaL6mATofNd18aEZgwlczb8M@ifi.uio.no>
[not found] ` <fa.Z030SpvZYAHux0f8UtlnJwatsvY@ifi.uio.no>
2007-08-08 0:14 ` Robert Hancock
2007-08-08 4:06 ` Henrique de Moraes Holschuh
2007-08-08 4:26 ` Robert Hancock
[not found] <fa.bsWpbo79BZgHoaIGhEMfTEBxs54@ifi.uio.no>
[not found] ` <fa.mg6p0itaOQUo/t8deCaYpyqj6Nk@ifi.uio.no>
[not found] ` <fa.RxWYL8z8KktgL8LGZ/cTB2nI1Yc@ifi.uio.no>
[not found] ` <fa.AyyCtZ2yLjC5noHPHtmzn4ffhhE@ifi.uio.no>
[not found] ` <fa.SuAjism+m0z0haqCRVjkc2S978o@ifi.uio.no>
[not found] ` <fa.QgWcLG2hfRb92g4blN61qYfRjlQ@ifi.uio.no>
2007-08-06 23:31 ` Robert Hancock
2007-08-07 6:41 ` Tejun Heo
2007-08-07 14:28 ` Robert Hancock
2007-08-07 14:37 ` Tejun Heo
2007-08-07 14:45 ` Thomas Renninger
2007-08-07 19:23 ` Michael Sedkowski
2007-08-07 20:09 ` Maciej Rutecki
2007-08-07 20:33 ` Rafael J. Wysocki
2007-08-07 20:41 ` Rafael J. Wysocki
2007-08-07 21:28 ` Maciej Rutecki
2007-08-07 22:30 ` Rafael J. Wysocki
2007-08-08 9:29 ` Michael Sedkowski
2007-08-08 2:56 ` Tejun Heo
2007-08-08 12:24 ` Rafael J. Wysocki
2007-08-09 21:46 ` Rafael J. Wysocki
2007-08-08 2:54 ` Tejun Heo
2007-08-08 14:08 ` Mark Lord
2007-08-08 14:14 ` Tejun Heo
2007-08-08 14:24 ` Mark Lord
2007-08-08 14:30 ` Tejun Heo
2007-08-08 15:21 ` Mark Lord
2007-08-08 15:35 ` Mark Lord
2007-08-08 16:20 ` Tejun Heo
2007-08-08 17:04 ` Mark Lord
2007-08-09 15:06 ` Pavel Machek
2007-08-09 18:47 ` Rafael J. Wysocki
[not found] ` <fa.Nj/igOoDE6GHsgyWFEo/9WCtE9c@ifi.uio.no>
[not found] ` <fa.usmOl3OVQVx3VExwvKiQI5iAX5Q@ifi.uio.no>
[not found] ` <fa.A9df+SR4FMdI7qZmsXY0xFyurbU@ifi.uio.no>
2007-08-08 0:23 ` Robert Hancock
2007-08-08 12:27 ` Rafael J. Wysocki
[not found] ` <fa.3VfWxxgY+5IvJGIam0al/rUn/Q4@ifi.uio.no>
[not found] ` <fa.WVQYJNYB2uuhgQFoGpK6eCfWazo@ifi.uio.no>
[not found] ` <fa.5IFtia9VWM6ePZjGzb+WVMoHQCY@ifi.uio.no>
[not found] ` <fa.M8tTjYMrntIRJ5aXHPFPjCNEk6k@ifi.uio.no>
[not found] ` <fa.IDurvYCLZ5ArGLsuNcLC3l1CSqQ@ifi.uio.no>
2007-08-11 2:21 ` Robert Hancock
-- strict thread matches above, loose matches on Subject: below --
2007-08-06 12:34 Michael Sedkowski
2007-08-05 21:37 Michał sed
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