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Date: Sat, 7 Jun 2008 14:54:35 -0700 From: Arjan van de Ven <arjan@...radead.org> To: Pavel Machek <pavel@...e.cz> Cc: pavel@...e.cz, auke-jan.h.kok@...el.com, linux-acpi@...r.kernel.org, linux-kernel@...r.kernel.org, len.brown@...el.com, cpufreq@...ts.linux.org.uk, davej@...emonkey.org.uk Subject: Re: bug? acpi p-state + ondemand keeps dropping max freq On Sat, 7 Jun 2008 23:39:18 +0200 Pavel Machek <pavel@...e.cz> wrote: > > # echo 1866000 > scaling_max_freq ; cat scaling_max_freq > > 800000 > > # echo 1866000 > scaling_max_freq ; cat scaling_max_freq > > 800000 > > > > > > This renders my Dothan to utterly poor speeds. (standard T43) > > > > performance cpufreq governor makes no difference - I still can't > > change the frequency upper/lower values. > > Hmm, I have similar problem in Novell bugzilla, on very different hw: > > https://bugzilla.novell.com/show_bug.cgi?id=396311 > > Pavel > are either of you running gnome-power-manager or kpowersaved ? sometimes these programs (and more likely, the patches added by a distro maintainer who doesn't fully realize how power works) tend to muck with kernel settings around CPU frequency that they have absolutely no business touching... -- If you want to reach me at my work email, use arjan@...ux.intel.com For development, discussion and tips for power savings, visit http://www.lesswatts.org -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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