From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from pigeon.gentoo.org ([208.92.234.80] helo=lists.gentoo.org) by finch.gentoo.org with esmtp (Exim 4.60) (envelope-from ) id 1PewPJ-0000Jy-4t for garchives@archives.gentoo.org; Mon, 17 Jan 2011 21:14:34 +0000 Received: from pigeon.gentoo.org (localhost [127.0.0.1]) by pigeon.gentoo.org (Postfix) with SMTP id B96FDE06B3 for ; Mon, 17 Jan 2011 21:14:32 +0000 (UTC) Received: from mail-fx0-f53.google.com (mail-fx0-f53.google.com [209.85.161.53]) by pigeon.gentoo.org (Postfix) with ESMTP id B245DE08D0 for ; Mon, 17 Jan 2011 20:49:22 +0000 (UTC) Received: by fxm11 with SMTP id 11so8209894fxm.40 for ; Mon, 17 Jan 2011 12:49:22 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=googlemail.com; s=gamma; h=domainkey-signature:message-id:from:to:subject:date :x-kmail-transport:x-kmail-fcc:x-kmail-drafts:x-kmail-templates :x-kmail-link-message:x-kmail-link-type:user-agent:in-reply-to :references:mime-version:content-transfer-encoding:content-type; bh=DUUE+L87bWzuAz6AhwRy34u1LciDw8B59VzqeHrdHnc=; b=IW7MB4cTuvsT2j2taDQniMwOldBo7pEqv/85KWPv24f+KHPw4pbK7nbr9TCgoZP2Gl 0x42rHDQXhiCpkWrfCfrdK2KpSvUlox9qvnsB30Cxe6KNee3wSxBMOZSVgJktjbC33sM qn7T903NrDgRdHT5vyj0NZu+jVfrE5br2woUU= DomainKey-Signature: a=rsa-sha1; c=nofws; d=googlemail.com; s=gamma; h=message-id:from:to:subject:date:x-kmail-transport:x-kmail-fcc :x-kmail-drafts:x-kmail-templates:x-kmail-link-message :x-kmail-link-type:user-agent:in-reply-to:references:mime-version :content-transfer-encoding:content-type; b=Z17VQh+rRkkv2JpwO5q1TJ2CVPSijdSEDUfdBVtFObMij12QGhvIfMxjQL4uFGaTZA 9f3scW/jKwXeUOmVC1h7OAOPdnHxsrTxpA5/hN94qJaHS4iZ0Qf/yfKf9Xt8240A2mYx Nc64sA0WZCHyIx8w7QphA/S1OKkxRLeAUsS7c= Received: by 10.223.114.14 with SMTP id c14mr5182477faq.103.1295297361962; Mon, 17 Jan 2011 12:49:21 -0800 (PST) Received: from energy.localnet (p4FC74DE2.dip0.t-ipconnect.de [79.199.77.226]) by mx.google.com with ESMTPS id n1sm1850455fam.16.2011.01.17.12.49.20 (version=TLSv1/SSLv3 cipher=RC4-MD5); Mon, 17 Jan 2011 12:49:21 -0800 (PST) Message-ID: <4d34ab51.815bdf0a.4d62.ffffcd2e@mx.google.com> From: Volker Armin Hemmann To: gentoo-user@lists.gentoo.org Subject: Re: [gentoo-user] Microcode update AMD Date: Mon, 17 Jan 2011 21:49:19 +0100 X-KMail-Transport: googlemail X-KMail-Fcc: 32 X-KMail-Drafts: 14 X-KMail-Templates: 35 X-KMail-Link-Message: 124953 X-KMail-Link-Type: reply User-Agent: KMail/4.6 beta3 (Linux/2.6.36.3r4; KDE/4.5.95; x86_64; ; ) In-Reply-To: References: <20110117172148.GD5748@solfire> <20110117191904.GM5748@solfire> Precedence: bulk List-Post: List-Help: List-Unsubscribe: List-Subscribe: List-Id: Gentoo Linux mail X-BeenThere: gentoo-user@lists.gentoo.org Reply-to: gentoo-user@lists.gentoo.org MIME-Version: 1.0 Content-Transfer-Encoding: 7Bit Content-Type: text/plain; charset="us-ascii" X-Archives-Salt: 115245f7-4ee4-4b03-9e3f-cc96b192988e X-Archives-Hash: 628102e003655a3ce827f13ddb346bfd On Monday 17 January 2011 15:13:54 Jason Weisberger wrote: > As he said in the previous message, there are almost never changelogs for > microcode updates. > > I do, however, have to disagree with *never* disabling microcode updates. > If I recall properly, the AMD Phenom II 720 was able to be unlocked to 4 > cores via a misconfiguration that enabled it with ACC. AMD later corrected > this issue with a microcode update. True, some motherboards worked around > that fix a different way, but if you had a first gen board with ACC support > you *had* to have the old microcode for it to work. The update killed your > free core :) a 'free core' that is probably broken in mysterious and hard to find but nonetheless very dangerous ways. Thanks.