From: Sasa Ostrouska <sasa.ostrouska@volja.net>
To: Dave Jones <davej@redhat.com>
Cc: linux-kernel@vger.kernel.org
Subject: Re: p4-clockmod not working in 2.6.16
Date: Tue, 21 Mar 2006 23:08:59 +0100 [thread overview]
Message-ID: <1142978939.3470.16.camel@localhost> (raw)
In-Reply-To: <20060321220115.GA8583@redhat.com>
On Tue, 2006-03-21 at 17:01 -0500, Dave Jones wrote:
> On Tue, Mar 21, 2006 at 10:57:10PM +0100, Sasa Ostrouska wrote:
>
> > Hi Dave, here it is, this is on a Sony Vaio PCG-GRT816S laptop:
> > CPU0: Temperature above threshold
> > CPU0: Running in modulated clock mode
> > .. ad infinitum ..
>
> *yowch*. Are you running that CPU fanless or something?
>
No, but laptop is on the table :( I get many times this messages, also
I'm compilling at the moment. But in any case also with normal use the
fan is very active.
> Does the patch below help?
>
> Dave
>
>
> Fix the code to disable freqs less than 2GHz in N60 errata.
>
> Signed-off-by: Venkatesh Pallipadi <venkatesh.pallipadi@intel.com>
> Signed-off-by: Dave Jones <davej@redhat.com>
>
> Index: linux-2.6.15/arch/i386/kernel/cpu/cpufreq/p4-clockmod.c
> ===================================================================
> --- linux-2.6.15.orig/arch/i386/kernel/cpu/cpufreq/p4-clockmod.c
> +++ linux-2.6.15/arch/i386/kernel/cpu/cpufreq/p4-clockmod.c
> @@ -244,7 +244,7 @@ static int cpufreq_p4_cpu_init(struct cp
> for (i=1; (p4clockmod_table[i].frequency != CPUFREQ_TABLE_END); i++) {
> if ((i<2) && (has_N44_O17_errata[policy->cpu]))
> p4clockmod_table[i].frequency = CPUFREQ_ENTRY_INVALID;
> - else if (has_N60_errata[policy->cpu] && p4clockmod_table[i].frequency < 2000000)
> + else if (has_N60_errata[policy->cpu] && ((stock_freq * i)/8) < 2000000)
> p4clockmod_table[i].frequency = CPUFREQ_ENTRY_INVALID;
> else
> p4clockmod_table[i].frequency = (stock_freq * i)/8;
>
Let me try the patch and I will report.
Many thanks and best regards
Sasa Ostrouska
next prev parent reply other threads:[~2006-03-21 22:05 UTC|newest]
Thread overview: 17+ messages / expand[flat|nested] mbox.gz Atom feed top
2006-03-21 20:55 p4-clockmod not working in 2.6.16 Sasa Ostrouska
2006-03-21 21:01 ` Dave Jones
2006-03-21 21:57 ` Sasa Ostrouska
2006-03-21 21:59 ` Arjan van de Ven
2006-03-21 22:52 ` Sasa Ostrouska
2006-03-21 22:01 ` Dave Jones
2006-03-21 22:08 ` Sasa Ostrouska [this message]
2006-03-21 22:13 ` Sasa Ostrouska
2006-03-21 22:20 ` Dave Jones
2006-03-21 22:51 ` Sasa Ostrouska
2006-03-22 5:57 ` Edgar Toernig
2006-03-22 6:20 ` Mike Galbraith
[not found] ` <1144147663.2588.247.camel@elsdt-scarecrow.arc.com>
2006-04-05 12:02 ` Tim Phipps
[not found] ` <1144245205.7571.11.camel@homer>
2006-04-05 13:59 ` Mike Galbraith
2006-04-13 12:20 ` Tim Phipps
2006-04-13 12:42 ` Jesper Juhl
2006-04-13 13:59 ` [PATCH 001/001] cpufreq: p4_clockmod errata N60 handling is over zealous Tim Phipps
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