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From: Dave Jones <davej@codemonkey.org.uk>
To: Andi Kleen <andi@firstfloor.org>
Cc: Alan Stern <stern@rowland.harvard.edu>,
"Pallipadi, Venkatesh" <venkatesh.pallipadi@intel.com>,
Pierre Ossman <drzeus-list@drzeus.cx>,
LKML <linux-kernel@vger.kernel.org>,
Adam Belay <abelay@novell.com>, Lee Revell <rlrevell@joe-job.com>,
linux-pm@lists.linux-foundation.org
Subject: Re: [linux-pm] [PATCH] cpuidle: avoid singing capacitors
Date: Mon, 3 Mar 2008 23:00:48 -0500 [thread overview]
Message-ID: <20080304040048.GA31562@codemonkey.org.uk> (raw)
In-Reply-To: <20080303231033.GB15255@one.firstfloor.org>
On Tue, Mar 04, 2008 at 12:10:33AM +0100, Andi Kleen wrote:
> On Mon, Mar 03, 2008 at 06:05:35PM -0500, Alan Stern wrote:
> > On Mon, 3 Mar 2008, Pallipadi, Venkatesh wrote:
> >
> > > But, with this patch:
> > > - we are penalizing good hardware and making them less power efficient
> > > to match the bad ones.
> > > - There may also be server systems which first may not have these sort
> > > of power fluctuations and even when buggy and have this noise, system
> > > may be in some corner of some lab with fans making more noise than the
> > > capacitors.
> >
> > Can you make it configurable through sysfs?
>
> It already is, through a writable module_parm()
>
> > Default to disabled, but
> > allow the user to turn it on if the machine makes too much noise.
>
> 99+% of the users wouldn't be able to figure that out.
99+% of users don't have singing capacitors. (Or don't care enough to complain)
For those that do can't figure out what to do from google,
we have a documentation problem.
Dave
--
http://www.codemonkey.org.uk
next prev parent reply other threads:[~2008-03-04 4:01 UTC|newest]
Thread overview: 66+ messages / expand[flat|nested] mbox.gz Atom feed top
2008-02-29 18:38 [RFC][PATCH] " Pierre Ossman
2008-02-29 21:44 ` Lennart Sorensen
2008-03-01 12:31 ` Pierre Ossman
2008-03-01 13:40 ` Pierre Ossman
2008-03-02 2:27 ` Lee Revell
2008-03-02 14:17 ` Pierre Ossman
2008-03-03 12:36 ` Andi Kleen
2008-03-03 20:18 ` [PATCH] " Pierre Ossman
2008-03-03 20:46 ` Pavel Machek
2008-03-03 21:03 ` Pierre Ossman
2008-03-03 21:08 ` Pavel Machek
2008-03-03 21:14 ` Pallipadi, Venkatesh
2008-03-03 21:17 ` Pierre Ossman
2008-03-03 22:04 ` Pallipadi, Venkatesh
2008-03-03 23:05 ` [linux-pm] " Alan Stern
2008-03-03 23:10 ` Andi Kleen
2008-03-04 4:00 ` Dave Jones [this message]
2008-03-04 6:14 ` Pierre Ossman
2008-03-04 17:19 ` Pierre Ossman
2008-03-04 17:29 ` Andi Kleen
2008-03-04 17:30 ` Pierre Ossman
2008-03-04 17:43 ` Andi Kleen
2008-03-04 18:04 ` Pierre Ossman
2008-03-04 18:34 ` Andi Kleen
2008-03-05 6:04 ` Pierre Ossman
2008-03-05 15:48 ` Andi Kleen
2008-03-05 16:53 ` Pierre Ossman
2008-03-05 17:32 ` Andi Kleen
2008-03-04 19:01 ` Pallipadi, Venkatesh
2008-03-05 6:02 ` Pierre Ossman
2008-03-05 8:40 ` Pierre Ossman
2008-03-05 9:03 ` Pavel Machek
2008-03-05 13:42 ` Pierre Ossman
2008-03-05 13:47 ` Pavel Machek
2008-03-05 13:52 ` Pierre Ossman
2008-03-06 8:27 ` Pierre Ossman
2008-03-09 14:16 ` Pierre Ossman
2008-03-09 18:19 ` Rafael J. Wysocki
2008-03-09 18:50 ` Alan Stern
2008-03-09 19:30 ` Henrique de Moraes Holschuh
2008-03-09 20:14 ` Pierre Ossman
2008-03-09 20:41 ` Henrique de Moraes Holschuh
2008-03-09 20:54 ` Henrique de Moraes Holschuh
2008-03-10 10:00 ` Pavel Machek
2008-03-10 12:49 ` Pierre Ossman
2008-03-10 13:04 ` Andi Kleen
2008-03-10 13:29 ` Pierre Ossman
2008-03-12 19:11 ` Len Brown
2008-03-13 8:10 ` Pavel Machek
2008-03-13 10:42 ` Andi Kleen
2008-03-14 4:13 ` Len Brown
2008-03-13 16:34 ` Pierre Ossman
2008-03-13 16:47 ` Pallipadi, Venkatesh
2008-03-13 17:44 ` Pierre Ossman
2008-03-13 17:49 ` Pierre Ossman
2008-03-14 19:40 ` Pierre Ossman
2008-03-14 21:15 ` Pallipadi, Venkatesh
2008-03-15 0:41 ` Pierre Ossman
2008-03-11 7:51 ` Pierre Ossman
2008-03-11 10:48 ` Andi Kleen
2008-03-11 15:20 ` Pierre Ossman
2008-03-11 17:31 ` Pierre Ossman
2008-03-12 19:17 ` Len Brown
2008-03-12 20:31 ` Len Brown
2008-03-04 9:40 ` Andi Kleen
2008-03-03 23:09 ` Andi Kleen
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