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Date:      Fri, 11 Jan 2008 11:34:56 +0200
From:      Stefan Lambrev <stefan.lambrev@moneybookers.com>
To:        freebsd-current@FreeBSD.ORG
Cc:        bruno@FreeBSD.org, njl@FreeBSD.org
Subject:   Re: powerd adaptive mode latching
Message-ID:  <47873840.7050401@moneybookers.com>
In-Reply-To: <200801110909.m0B99tlr097501@lurza.secnetix.de>
References:  <200801110909.m0B99tlr097501@lurza.secnetix.de>

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Hi,

Oliver Fromme wrote:
> Andrew Atrens wrote:
>  > # cvs diff -u acpi_perf.c
>  > Index: acpi_perf.c
>  > ===================================================================
>  > RCS file: /usr/repo/freebsd/src/sys/dev/acpica/acpi_perf.c,v
>  > retrieving revision 1.26
>  > diff -u -r1.26 acpi_perf.c
>  > - --- acpi_perf.c 22 Mar 2007 18:16:40 -0000      1.26
>  > +++ acpi_perf.c 16 Nov 2007 20:11:02 -0000
>  > @@ -300,9 +300,9 @@
>  >                         continue;
>  > 
>  >                 /* Check for duplicate entries */
>  > - -               if (count > 0 &&
>  > - -                   sc->px_states[count - 1].core_freq ==
>  > - -                       sc->px_states[count].core_freq)
>  > +               if (count > 0 &&
>  > +                   CPUFREQ_CMP(sc->px_states[count - 1].core_freq,
>  > +                               sc->px_states[count].core_freq))
>  >                         continue;
>  > 
>  >                 count++;
>  > 
>  > 
>  > It's so simple that it's kind of silly that it (or something like it)
>  > hasn't been committed yet...
>  > 
>  > Anyone out there with a commit bit interested in submitting this ?
>
> It seems that nobody is responsible for those things right
> now (or nobody feels responsible).  My PR bin/115513 is
> also still open.  I'm using that patch for a long time
> already and wouldn't want to live without it; it improves
> interactive behaviour a lot on my notebook with powerd.
>   
I really hope someone will commit this before 7.0 release, or it will 
never be part of RELENG_7_0
and not everyone want to track RELENG_7.

While still here any idea how to make powerd to not lower cpufreq under 
let's say 1000HZ?
I want to manually set the allowed minimum, because my laptop is lagging 
too much under certain speeds.

P.S. Nate Lawson & Bruno Ducrot CCed. They are pointed as tech contacts 
for powerd on the pages that I found :)

-- 

Best Wishes,
Stefan Lambrev
ICQ# 24134177




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