Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S264906AbTIDLUu (ORCPT ); Thu, 4 Sep 2003 07:20:50 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S264919AbTIDLUu (ORCPT ); Thu, 4 Sep 2003 07:20:50 -0400 Received: from pc1-cwma1-5-cust4.swan.cable.ntl.com ([80.5.120.4]:60626 "EHLO dhcp23.swansea.linux.org.uk") by vger.kernel.org with ESMTP id S264906AbTIDLUu (ORCPT ); Thu, 4 Sep 2003 07:20:50 -0400 Subject: Re: x86, ARM, PARISC, PPC, MIPS and Sparc folks please run this From: Alan Cox To: nagendra_tomar@adaptec.com Cc: Jamie Lokier , Geert Uytterhoeven , Roman Zippel , Kars de Jong , Linux/m68k kernel mailing list , Linux Kernel Development In-Reply-To: References: Content-Type: text/plain Content-Transfer-Encoding: 7bit Message-Id: <1062674382.21667.32.camel@dhcp23.swansea.linux.org.uk> Mime-Version: 1.0 X-Mailer: Ximian Evolution 1.4.4 (1.4.4-4) Date: Thu, 04 Sep 2003 12:19:44 +0100 Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 566 Lines: 13 On Mer, 2003-09-03 at 17:07, Nagendra Singh Tomar wrote: > In x86 store buffer is not snooped which leads to all these serialization > issues (other CPUs looking at stale value of data which is in the store > buffer of some other CPU). x86 gives you coherency and store ordering (barring errata and special CPU modes) - 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/