From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-1.0 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_HELO_NONE, SPF_PASS,URIBL_BLOCKED autolearn=no autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 73C3FC433DF for ; Wed, 1 Jul 2020 07:40:23 +0000 (UTC) Received: from merlin.infradead.org (merlin.infradead.org [205.233.59.134]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 4312420722 for ; Wed, 1 Jul 2020 07:40:23 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=lists.infradead.org header.i=@lists.infradead.org header.b="FZi7igy5" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 4312420722 Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=joshtriplett.org Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=merlin.20170209; h=Sender:Content-Transfer-Encoding: Content-Type:Cc:List-Subscribe:List-Help:List-Post:List-Archive: List-Unsubscribe:List-Id:In-Reply-To:MIME-Version:References:Message-ID: Subject:To:From:Date:Reply-To:Content-ID:Content-Description:Resent-Date: Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=MKJ8PK4C5vAQR+mBem7yipp8F5SLxMFwFlTOKeWpXLk=; b=FZi7igy5ugklkwEaZvW0fwpkx YV/UkslcQ6rXJl44kE8bOQKvnqbXL103Lf2/uZbFFD44o6TZ9tz2/5lOCS3rvdIUajI/AiDrtOwCg DOsfR6iDHzWGFSfnCPZZ/6Ej43mBLHIshDFaQle7xMoE2O33XhmBy/cJDQBYjK3ytqA0iBMNjuzzM YgKcVncL7QeAwYPfdURDyYmIaQHuqsfKvv/7axmbBhph+nMJx5+bx3Kd1rRhn71gwCUpWlOWO46/1 swfiyox6m5CUXTUn9dImnCIi2z3E3xeB6dvk1xvhUJBBPre7yI3P++XNsAfUe9dUP6Hu3uGL9hiaf 4FnH/1yfw==; Received: from localhost ([::1] helo=merlin.infradead.org) by merlin.infradead.org with esmtp (Exim 4.92.3 #3 (Red Hat Linux)) id 1jqXKj-0007wu-Ki; Wed, 01 Jul 2020 07:39:05 +0000 Received: from relay3-d.mail.gandi.net ([217.70.183.195]) by merlin.infradead.org with esmtps (Exim 4.92.3 #3 (Red Hat Linux)) id 1jqXKh-0007wB-Io for linux-arm-kernel@lists.infradead.org; Wed, 01 Jul 2020 07:39:04 +0000 X-Originating-IP: 50.39.163.217 Received: from localhost (50-39-163-217.bvtn.or.frontiernet.net [50.39.163.217]) (Authenticated sender: josh@joshtriplett.org) by relay3-d.mail.gandi.net (Postfix) with ESMTPSA id 62C6060003; Wed, 1 Jul 2020 07:38:49 +0000 (UTC) Date: Wed, 1 Jul 2020 00:38:46 -0700 From: Josh Triplett To: Will Deacon Subject: Re: [PATCH 00/18] Allow architectures to override __READ_ONCE() Message-ID: <20200701073846.GC301687@localhost> References: <20200630173734.14057-1-will@kernel.org> MIME-Version: 1.0 Content-Disposition: inline In-Reply-To: <20200630173734.14057-1-will@kernel.org> X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20200701_033903_718374_44403AF4 X-CRM114-Status: GOOD ( 10.41 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Mark Rutland , Marco Elver , Kees Cook , "Paul E. McKenney" , "Michael S. Tsirkin" , Peter Zijlstra , Catalin Marinas , Jason Wang , Nick Desaulniers , linux-kernel@vger.kernel.org, virtualization@lists.linux-foundation.org, Ivan Kokshaysky , linux-arm-kernel@lists.infradead.org, Sami Tolvanen , linux-alpha@vger.kernel.org, Alan Stern , Matt Turner , kernel-team@android.com, Boqun Feng , Arnd Bergmann , Richard Henderson Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org On Tue, Jun 30, 2020 at 06:37:16PM +0100, Will Deacon wrote: > The patches allow architectures to provide their own implementation of > __READ_ONCE(). This serves two main purposes: > > 1. It finally allows us to remove [smp_]read_barrier_depends() from the > Linux memory model and make it an implementation detail of the Alpha > back-end. And there was much rejoicing. Thank you. _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel