linux-kernel - Re: [PATCH] cpufreq: Change link order of x86 cpufreq modules

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-Id: <1235151575.6467.68.camel@quest>
Date:	Fri, 20 Feb 2009 17:39:35 +0000
From:	Scott James Remnant <scott@...onical.com>
To:	Matthew Garrett <mjg59@...f.ucam.org>
Cc:	Ingo Molnar <mingo@...e.hu>, davej@...emonkey.org.uk,
	linux-kernel@...r.kernel.org, cpufreq@...r.kernel.org
Subject: Re: [PATCH] cpufreq: Change link order of x86 cpufreq modules

On Fri, 2009-02-20 at 17:36 +0000, Matthew Garrett wrote:

> On Fri, Feb 20, 2009 at 05:29:52PM +0000, Scott James Remnant wrote:
> 
> > In fact, we've noticed severe regressions with p4-clockmod over simply
> > having no scaling driver at all - and are not going to built it into our
> > kernels.
> 
> It makes sense to have p4-clockmod from a thermal management 
> perspective. We should probably bump its transition latency to more than 
> 10ms to prevent ondemand binding to it.
> 
If that's possible; that'd be good.

The trouble with it is that it never seems to bring the CPU anywhere
near maximum performance.

Scott
-- 
Scott James Remnant
scott@...onical.com

Download attachment "signature.asc" of type "application/pgp-signature" (198 bytes)