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Message-ID: <200705181638.29657.joachim.deguara@amd.com> Date: Fri, 18 May 2007 16:38:27 +0200 From: "Joachim Deguara" <joachim.deguara@....com> To: rct@...rkin.frus.com cc: "Andi Kleen" <ak@...e.de>, "Chuck Ebbert" <cebbert@...hat.com>, "Jan Engelhardt" <jengelh@...ux01.gwdg.de>, "Randy Dunlap" <randy.dunlap@...cle.com>, linux-kernel@...r.kernel.org Subject: Re: [BUG] (regression) AMD k6-III/450 won't boot w/2.6.22-rc1 On Friday 18 May 2007 01:38:13 rct@...rkin.frus.com wrote: > Andi Kleen wrote: > > Hmpf. > > > > We cold either use rdmsr_safe or add a family check again or clear it > > in k6 setup. I think clearing it in setup is cleanest. > > > > Does this patch work? > > > > -Andi > > > > Clear MCE flag on AMD K6 > > > > It reports machine check capability in CPUID, but doesn't actually > > implement all the necessary MSRs of the standard Intel machine > > check architecture. > > > > This fixes a boot failure recently introduced. > > > > Signed-off-by: Andi Kleen <ak@...e.de> > > ACK. I reinstalled Joachim's patch (default 2.6.22-rc1 state), and > added your patch. Life is good: we have a fix/workaround. Great, thanks for finding this and Andi for the patch. I'll talk to our labs about dusting off old systems for testing ;) -Joachim - 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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