Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1030493AbWJ3DLI (ORCPT ); Sun, 29 Oct 2006 22:11:08 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1030497AbWJ3DLI (ORCPT ); Sun, 29 Oct 2006 22:11:08 -0500 Received: from smtp4.netcabo.pt ([212.113.174.31]:50300 "EHLO exch01smtp11.hdi.tvcabo") by vger.kernel.org with ESMTP id S1030493AbWJ3DLG (ORCPT ); Sun, 29 Oct 2006 22:11:06 -0500 X-IronPort-Anti-Spam-Filtered: true X-IronPort-Anti-Spam-Result: Ao8CANb7REVThFhodGdsb2JhbACBTIpo X-Antivirus-bastov-Mail-From: sergio@sergiomb.no-ip.org via bastov.localdomain X-Antivirus-bastov: 1.25-st-qms (Clear:RC:0(83.132.128.22):SA:0(-1.3/5.0):. Processed in 7.853461 secs Process 13682) Subject: Re: AMD X2 unsynced TSC fix? From: Sergio Monteiro Basto Reply-To: sergio@sergiomb.no-ip.org To: Andi Kleen Cc: Lee Revell , Chris Friesen , linux-kernel , john stultz In-Reply-To: <1162009373.26022.22.camel@localhost.localdomain> References: <1161969308.27225.120.camel@mindpipe> <1161986902.27225.206.camel@mindpipe> <1162007907.26022.13.camel@localhost.localdomain> <200610272106.13115.ak@suse.de> <1162009373.26022.22.camel@localhost.localdomain> Content-Type: multipart/signed; micalg=sha1; protocol="application/x-pkcs7-signature"; boundary="=-V2FCF72gJmVGwVJ3fS27" Date: Mon, 30 Oct 2006 03:10:48 +0000 Message-Id: <1162177848.2914.13.camel@localhost.portugal> Mime-Version: 1.0 X-Mailer: Evolution 2.6.3 (2.6.3-1.fc5.5) X-OriginalArrivalTime: 30 Oct 2006 03:11:04.0758 (UTC) FILETIME=[0930FD60:01C6FBD1] Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 8501 Lines: 174 --=-V2FCF72gJmVGwVJ3fS27 Content-Type: multipart/mixed; boundary="=-A/sXUlm4INrn7/Gk5egh" --=-A/sXUlm4INrn7/Gk5egh Content-Type: text/plain; charset=ISO-8859-15 Content-Transfer-Encoding: quoted-printable On Sat, 2006-10-28 at 05:22 +0100, Sergio Monteiro Basto wrote: > On Fri, 2006-10-27 at 21:06 -0700, Andi Kleen wrote: > > > So far, has I can understand. Seems to me that my computer which have= a > > > Pentium D (Dual Core) on VIA chipset, also have unsynchronized TSC an= d > > > with the patch of hrtimers on > >=20 > > Intel systems (except for some large highend systems) have synchronized= TSCs.=20 > > Only exception so far seems to be a few systems that are=20 > > overclocked/overvolted and running outside their specification.=20 > > When you do that you'e on your own and we're not interested in a bug > > report. >=20 > and my computer :)=20 > http://www.asrock.com/product/775Dual-880Pro.htm > http://www.asrock.com/support/CPU_Support/show.asp?Model=3D775Dual-880Pro > Monday I will checkout if my computer is under specs.=20 > Seems that I like buy computers with many problems on Linux and fix :) I bought this computer, on computers shop that have the best credits in Portugal. And I don't change anything. cat /proc/cpuinfo processor : 1 vendor_id : GenuineIntel cpu family : 15 model : 4 model name : Intel(R) Pentium(R) D CPU 2.80GHz stepping : 4 cpu MHz : 2793.050 cache size : 1024 KB with 2 x 1024 KB cache size just saw Pentium D 820 in=20 http://www.intel.com/products/processor_number/chart/pentium_d.htm which is supported on http://www.asrock.com/support/CPU_Support/show.asp?Model=3D775Dual-880Pro 775 Pentium D 820 2.80GHz 8O0MHz 2MB Smithfield All Just see that don't have Enhanced Intel SpeedStep=AE Technology. I attach here x86info which match with=20 http://processorfinder.intel.com/details.aspx?sSpec=3DSL88T Other curiosity with kernel 2.6.18.1 and the hrtimers patch. Kernel boot oops and hang , if I don't give "notsc" option. >=20 > > There was also one BIOS found that had this problem, but it was old and= rare > > and got fixed with a upgrade. I have last BIOS released=20 > >=20 > > > Just to point out. This could be more a problem of chipsets than CPUs > > > (AMD or Intel). 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