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Date: Tue, 10 Feb 2009 01:25:39 +0100 From: "Morten P.D. Stevens" <mstevens@...-professional.com> To: "Ingo Molnar" <mingo@...e.hu> Cc: <linux-kernel@...r.kernel.org> Subject: AW: warning in arch/x86/kernel/cpu/mtrr/generic.c:400 with2.6.29-rc3 on IBM x3400 Hi, > buggy BIOS most likely. Had the kernel not fixed up the MTRRs you'd have > a very slow and unhappy system now. the IBM support said the bios is okay and there is a issue with linux 2.6.28 and 2.6.29-rc3? linux 2.6.26 (default debian kernel) works fine. - Morten -----Ursprüngliche Nachricht----- Von: Ingo Molnar [mailto:mingo@...e.hu] Gesendet: Dienstag, 10. Februar 2009 00:45 An: Morten P.D. Stevens; Yinghai Lu; Thomas Gleixner; H. Peter Anvin; Arjan van de Ven Cc: linux-kernel@...r.kernel.org Betreff: Re: warning in arch/x86/kernel/cpu/mtrr/generic.c:400 with2.6.29-rc3 on IBM x3400 * Morten P.D. Stevens <mstevens@...-professional.com> wrote: > Hi, > > Update: > > the same issue with a linux 2.6.28.4 kernel. > > [ 0.000000] ------------[ cut here ]------------ > [ 0.000000] WARNING: at arch/x86/kernel/cpu/mtrr/generic.c:404 generic_get_mtrr+0xdf/0x119() > [ 0.000000] mtrr: your BIOS has set up an incorrect mask, fixing it up. buggy BIOS most likely. Had the kernel not fixed up the MTRRs you'd have a very slow and unhappy system now. Ingo -- 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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