From: Henrique de Moraes Holschuh <hmh@hmh.eng.br>
To: Rob Landley <rob@landley.net>
Cc: Tejun Heo <htejun@gmail.com>, Dave Jones <davej@redhat.com>,
Francesco Pretto <ceztko@gmail.com>,
Phillip Susi <psusi@cfl.rr.com>,
linux-kernel <linux-kernel@vger.kernel.org>
Subject: Re: Weird hard disk noise on shutdown (bug #7674)
Date: Wed, 16 May 2007 21:58:42 -0300 [thread overview]
Message-ID: <20070517005842.GC600@khazad-dum.debian.net> (raw)
In-Reply-To: <200705161948.56497.rob@landley.net>
On Wed, 16 May 2007, Rob Landley wrote:
> Ok, so the change is to get shutdown to _stop_ doing something stupid
> (spinning down the disk without first flushing the cache), and the correct
> thing for shutdown to do is keep its' mitts off the thing and let the kernel
> power down the darn hardware?
Yes, for *all* SCSI disk devices, libata or not.
But you need to detect if the kernel has proper SCSI device shutdown
support, because if it does not, you have to do a cache flush and spindown
on shutdown(8) if you can...
--
"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:[~2007-05-17 0:59 UTC|newest]
Thread overview: 43+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <fa.Ia7dfo7Zd5kB6KhSYisfswa1aj4@ifi.uio.no>
[not found] ` <fa.YHt2nIlQmoW5r2enmTSzsaySwH4@ifi.uio.no>
2007-02-22 2:43 ` Robert Hancock
2007-02-23 20:35 ` Francesco Pretto
[not found] ` <e5ab0f710703020009u2b94fb72ja51e85b8b90eaba0@mail.gmail.com>
2007-03-02 23:43 ` Dan Gilliam
2007-05-04 19:12 ` Phillip Susi
2007-05-04 20:39 ` Tejun Heo
2007-05-06 18:19 ` Francesco Pretto
2007-05-06 18:24 ` Tejun Heo
2007-05-14 17:32 ` Tejun Heo
2007-05-14 20:46 ` Francesco Pretto
2007-05-15 6:59 ` Tejun Heo
2007-05-15 13:16 ` Henrique de Moraes Holschuh
2007-05-15 13:47 ` Tejun Heo
2007-05-15 21:08 ` Dave Jones
2007-05-16 5:29 ` Rob Landley
2007-05-16 9:15 ` Francesco Pretto
2007-05-16 11:38 ` Tejun Heo
2007-05-16 23:47 ` Rob Landley
2007-05-17 9:12 ` Tejun Heo
2007-05-16 11:41 ` Tejun Heo
2007-05-16 23:48 ` Rob Landley
2007-05-17 0:58 ` Henrique de Moraes Holschuh [this message]
2007-05-17 3:05 ` Rob Landley
2007-05-17 3:39 ` Henrique de Moraes Holschuh
2007-05-17 15:04 ` Lennart Sorensen
2007-05-18 7:16 ` Rob Landley
2007-05-18 12:35 ` Alan Cox
2007-05-18 18:27 ` Lennart Sorensen
2007-05-17 9:14 ` Tejun Heo
2007-05-16 12:47 ` Stephen Clark
2007-05-16 13:49 ` Francesco Pretto
2007-05-16 23:52 ` Rob Landley
2007-05-16 11:38 ` Tejun Heo
[not found] ` <fa.7/l6y5w9DWACpMl9PLWnCeZVtaY@ifi.uio.no>
[not found] ` <fa.jM0Jz2vqE6sFKJ24x7Krs9Md4+Y@ifi.uio.no>
[not found] ` <fa.htPXmkKzsdLgiNC0YHDJwdgDLHg@ifi.uio.no>
2007-02-23 0:25 ` Robert Hancock
[not found] <fa.3exEXR8lVInBQnVOUQZm+V7aqZE@ifi.uio.no>
[not found] ` <fa.SUiPva6BdeZMJsAbFE/HC5i0jfs@ifi.uio.no>
[not found] ` <fa.YdL5PeKPp7ARbGWGIgctXVh/iLQ@ifi.uio.no>
[not found] ` <fa.xsAgWkCiu+x5MGhvd/b5EHrU+ic@ifi.uio.no>
[not found] ` <fa.FUWb3SroQ9sotSIAakSnOjAJ6Ks@ifi.uio.no>
2007-02-22 14:34 ` Robert Hancock
[not found] <fa.Fk9DulKIUBewV0V2B72MDzbelmU@ifi.uio.no>
[not found] ` <fa.RCbhxyLCSR5f65HWabMGmxZNYQ4@ifi.uio.no>
[not found] ` <fa.G4k+9fbJDE0N5pygu22mRYU6gfE@ifi.uio.no>
2007-02-22 6:27 ` Robert Hancock
2007-02-22 7:11 ` Tejun Heo
2007-02-22 11:33 ` Francesco Pretto
2007-02-21 22:15 Francesco Pretto
2007-02-21 23:55 ` Alan
2007-02-22 1:01 ` Francesco Pretto
2007-02-22 13:53 ` Alan
2007-02-22 15:22 ` Rolf Offermanns
2007-02-22 22:47 ` Francesco Pretto
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