Received: by 2002:ad5:4acb:0:0:0:0:0 with SMTP id n11csp623891imw; Fri, 8 Jul 2022 08:49:07 -0700 (PDT) X-Google-Smtp-Source: AGRyM1uvNFoHlaAo1YqQAu+rnYcEM2+N50pVnD9WxBrlDPjGFW8N47VRO7T1Hve0ujHHgMYyBxHd X-Received: by 2002:a17:902:eb8c:b0:16b:f104:71bc with SMTP id q12-20020a170902eb8c00b0016bf10471bcmr4218531plg.30.1657295347179; Fri, 08 Jul 2022 08:49:07 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1657295347; cv=none; d=google.com; s=arc-20160816; b=Hk+Dw9FgJO3SkZ+1WjBd2cI6n71jWd/2GUJwf05JkFJ1F/imznhbgVNR9kGcBMvl09 C1yvXzfP90ZgN1lEOMWZKpU7wlVSM2U7VPjIPnnECpVxl2uGYIQnsOCqIS/PT7NEhb57 su7qcBaJN1blx6bNdKlQtluEWcCWSTmK7BCg8za2hUghUwKpiGLAM+np/RO9TRTAjb8O PsYjcegE8ob16KKNao+UeqYUkJ8HlYxf9RecoCBFunYztESzMSRL822fTMHpHNN3AG7e WY9F7KeSQTJmU+YQJoiy4zGq0QblcNuFZW/bbGIQHqDkWxugid5kEu8swgPPMurgNW01 TEtA== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:in-reply-to:content-transfer-encoding :content-disposition:mime-version:references:message-id:subject:cc :to:from:date; bh=ig2eFX1MtYbhDGzwf3mqLWxY5e9Z2Yz8yVvHxBdKavU=; b=DO/8+8b00sABa0VC5AOZtmGkgGZdDyLjs3fC4j7VRapWc0+Zuma5lF//sULVv7NdU0 U/OZU9aRzP+5F5ua2TGLazLOkGWa9ShfRhfNYezRIprqcW/rqNyTXFEIhSRJDLajSniI Bxg3qtAP2APEK9wf+aRJ+2dLVcfFbbCabJNegHaiBokmAQDMFm0QHbMKHe8mgvOLIX7T ZbTFKE7tyGg/HDGLlC7sQshtx+duan8RaPBvcFXDWsglgeVRXR5bpAkM1kSeS+TQ1DqQ /NrfG8aBl/wgoGaX426TlLuoI2Nmpi520J95KjXlmwC9kSTpC0SM+p98Q4sE8A5ku5EQ YFDw== ARC-Authentication-Results: i=1; mx.google.com; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Return-Path: Received: from out1.vger.email (out1.vger.email. [2620:137:e000::1:20]) by mx.google.com with ESMTP id f4-20020a170902ab8400b0015ee179b930si26771138plr.198.2022.07.08.08.48.54; Fri, 08 Jul 2022 08:49:07 -0700 (PDT) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) client-ip=2620:137:e000::1:20; Authentication-Results: mx.google.com; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S238617AbiGHOrG (ORCPT + 99 others); Fri, 8 Jul 2022 10:47:06 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:35328 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S238601AbiGHOqt (ORCPT ); Fri, 8 Jul 2022 10:46:49 -0400 Received: from netrider.rowland.org (netrider.rowland.org [192.131.102.5]) by lindbergh.monkeyblade.net (Postfix) with SMTP id 791E27694B for ; Fri, 8 Jul 2022 07:45:19 -0700 (PDT) Received: (qmail 7716 invoked by uid 1000); 8 Jul 2022 10:45:06 -0400 Date: Fri, 8 Jul 2022 10:45:06 -0400 From: Alan Stern To: Marco Elver Cc: Paul =?iso-8859-1?Q?Heidekr=FCger?= , Andrea Parri , Will Deacon , Peter Zijlstra , Boqun Feng , Nicholas Piggin , David Howells , Jade Alglave , Luc Maranget , "Paul E. McKenney" , Akira Yokosawa , Daniel Lustig , Joel Fernandes , linux-kernel@vger.kernel.org, linux-arch@vger.kernel.org, Charalampos Mainas , Pramod Bhatotia , Soham Chakraborty , Martin Fink Subject: Re: [PATCH v2] tools/memory-model: Clarify LKMM's limitations in litmus-tests.txt Message-ID: References: <20220614154812.1870099-1-paul.heidekrueger@in.tum.de> MIME-Version: 1.0 Content-Type: text/plain; charset=iso-8859-1 Content-Disposition: inline Content-Transfer-Encoding: 8bit In-Reply-To: X-Spam-Status: No, score=-1.7 required=5.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS,SPF_HELO_PASS,SPF_PASS, T_SCC_BODY_TEXT_LINE autolearn=no autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on lindbergh.monkeyblade.net Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Fri, Jul 08, 2022 at 01:44:06PM +0200, Marco Elver wrote: > On Tue, 14 Jun 2022 at 17:49, Paul Heidekr?ger > wrote: > > > > As discussed, clarify LKMM not recognizing certain kinds of orderings. > > In particular, highlight the fact that LKMM might deliberately make > > weaker guarantees than compilers and architectures. > > > > Link: https://lore.kernel.org/all/YpoW1deb%2FQeeszO1@ethstick13.dse.in.tum.de/T/#u > > Signed-off-by: Paul Heidekr?ger > > Co-developed-by: Alan Stern > > Reviewed-by: Marco Elver > > However with the Co-developed-by, this is missing Alan's SOB. For the record: Signed-off-by: Alan Stern (Note that according to Documentation/process/submitting-patches.rst, the submitting author's SOB is supposed to come last.) Alan