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Date: Sat, 9 Jan 2010 17:38:06 -0800 From: Arjan van de Ven <arjan@...radead.org> To: Dimitrios Apostolou <jimis@....net> Cc: Alex Chiang <achiang@...com>, Len Brown <lenb@...nel.org>, Bjorn Helgaas <bjorn.helgaas@...com>, Andrew Morton <akpm@...ux-foundation.org>, Yinghai Lu <yinghai@...nel.org>, linux-kernel@...r.kernel.org Subject: Re: High cpu temperature with 2.6.32, bisection shows commit 69d258 (fwd) On Sun, 10 Jan 2010 03:05:38 +0200 (EET) Dimitrios Apostolou <jimis@....net> wrote: > > So thanks for the patch, I guess it works, and my bet is that this > case applies to L8400* (not only B models), except if it is fixed by > some old BIOS upgrade that I must have missed. > > While testing your patch, indeed the temperature was not rising and > everything was normal, but the tsc was not marked as unstable so it > didn't switch to acpi_pm clocksource, so that was probably the reason. that's a feature ;-) tsc is much nicer than acpi_pm. now, if you have working C2 you get power savings back for going the going-back-to-acpi_pm... but since for you, C2 doesn't.... you're now much better off ... -- Arjan van de Ven Intel Open Source Technology Centre 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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