Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1750974AbWITKK2 (ORCPT ); Wed, 20 Sep 2006 06:10:28 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1750971AbWITKK2 (ORCPT ); Wed, 20 Sep 2006 06:10:28 -0400 Received: from outpipe-village-512-1.bc.nu ([81.2.110.250]:63701 "EHLO lxorguk.ukuu.org.uk") by vger.kernel.org with ESMTP id S1750956AbWITKK1 (ORCPT ); Wed, 20 Sep 2006 06:10:27 -0400 Subject: Re: [PATCH] Linux Kernel Markers From: Alan Cox To: Richard J Moore Cc: prasanna@in.ibm.com, Andrew Morton , Mathieu Desnoyers , "Frank Ch. Eigler" , Greg Kroah-Hartman , Christoph Hellwig , Jes Sorensen , Paul Mundt , linux-kernel , ltt-dev@shafik.org, Martin Bligh , Michel Dagenais , Ingo Molnar , systemtap@sources.redhat.com, systemtap-owner@sourceware.org, Thomas Gleixner , William Cohen , Tom Zanussi In-Reply-To: References: Content-Type: text/plain Content-Transfer-Encoding: 7bit Date: Wed, 20 Sep 2006 11:32:07 +0100 Message-Id: <1158748327.7705.3.camel@localhost.localdomain> Mime-Version: 1.0 X-Mailer: Evolution 2.6.2 (2.6.2-1.fc5.5) Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 856 Lines: 20 Ar Mer, 2006-09-20 am 09:18 +0100, ysgrifennodd Richard J Moore: > > Are you referring to Intel erratum "unsynchronized cross-modifying code" > > - where it refers to the practice of modifying code on one processor > > where another has prefetched the unmodified version of the code. > In the special case of replacing an opcode with int3 that erratum doesn't > apply. I know that's not in the manuals but it has been confirmed by the > Intel microarchitecture group. And it's not reasonable to it to be any > other way. Ok thats cool to know and I wish they'd documented it. Is the same true for AMD ? Alan - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/