Received: by 2002:ac0:a5a6:0:0:0:0:0 with SMTP id m35-v6csp1834217imm; Thu, 23 Aug 2018 09:29:41 -0700 (PDT) X-Google-Smtp-Source: AA+uWPwneM7tSRmZN/BIZaamYrcMnM++RZ4+egn8Ca1hh+ZjeBNX4lCHQhs2dtrgcWNBgQsxqsbC X-Received: by 2002:a63:6ce:: with SMTP id 197-v6mr29195259pgg.338.1535041781212; Thu, 23 Aug 2018 09:29:41 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1535041781; cv=none; d=google.com; s=arc-20160816; b=Xov/SIGpFd4eWOP5Knd22cHUSCb5frvA6nbK6H0w6vYgVF+O2HKafjPAZxCVuDz8mW UhFV4nZgfAp03yKpQ47jdKIVjDgYvHgbo5aoPDr0lwzbjhdl7cIeihSyZ8R+SY8u3sXE MmrmMNTd+8wiUGzvP/Oru6XZmLFSF1DeiQbOwBCiUE4AdoyjrxIGWMWoojfrC+G982jD hoGau7vnTeO7l+0BjTkPRDzpT6uOB2wkJvQvMJCm706KP+RPkXItjtctVTUhfC50u6EN 0bUqUb9ZQm3Vy/Sfp1psf84PB/FCbVPkuMjhmJ0OZfUp4JXR+kBP0vyYr0IfBK9NspJn +DHQ== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:sender:user-agent:in-reply-to :content-disposition:mime-version:references:message-id:subject:cc :to:from:date:dkim-signature:arc-authentication-results; bh=po6DZaumXmV4HF6eHdYyylaiYRSYAwrP75eUrUE+/rY=; b=w5SP7Scp8kn4ShRlyFzdh0EP62n+4bypJ9IZBDQ2k9mzlCOh0MCPS9NPefFVzyShVk QR4U0oXGtRo0zBpoEFEq1tdZxdOV5PO4/ubXxBb4cYTHVslRA6z+L7G7Y9r49lfL7FpG 5bh9PakQOdHQOS1ftAhBYK6JLbD98r7LtgRjyILQRJ/yJUo83XadI32w1UoJpzCD2GLB GxrzPqOD/0oJEqKMk3mLOw7zLRKLyGyE/CmGRrBKeDSJ9Oq3/FQY7jZprXAoSE97DQPW ZYST4yXIilEsGNLPH/IL1dON+FkZSaoqHHRXm6i6nDM4b+k6Qjdtqzl63RIweVQsYuw3 bDxg== ARC-Authentication-Results: i=1; mx.google.com; dkim=fail header.i=@infradead.org header.s=bombadil.20170209 header.b=qmzrQ9DR; spf=pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Return-Path: Received: from vger.kernel.org (vger.kernel.org. [209.132.180.67]) by mx.google.com with ESMTP id v40-v6si4503560plg.124.2018.08.23.09.29.26; Thu, 23 Aug 2018 09:29:41 -0700 (PDT) Received-SPF: pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) client-ip=209.132.180.67; Authentication-Results: mx.google.com; dkim=fail header.i=@infradead.org header.s=bombadil.20170209 header.b=qmzrQ9DR; spf=pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727085AbeHWSvw (ORCPT + 99 others); Thu, 23 Aug 2018 14:51:52 -0400 Received: from bombadil.infradead.org ([198.137.202.133]:60216 "EHLO bombadil.infradead.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726734AbeHWSvw (ORCPT ); Thu, 23 Aug 2018 14:51:52 -0400 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=infradead.org; s=bombadil.20170209; h=In-Reply-To:Content-Type:MIME-Version :References:Message-ID:Subject:Cc:To:From:Date:Sender:Reply-To: Content-Transfer-Encoding:Content-ID:Content-Description:Resent-Date: Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Id: List-Help:List-Unsubscribe:List-Subscribe:List-Post:List-Owner:List-Archive; bh=po6DZaumXmV4HF6eHdYyylaiYRSYAwrP75eUrUE+/rY=; b=qmzrQ9DRL1eMGqxSA9Z97Iu4f 0A0miOdZjMTFL5eYemgYaWA3iL70ggkpnr7c/PJ+Q1IYEgg1D7dtW91qenD8rylQdUxOrGQIQb3Ep RX9VzK0GOIAkNyzibNwt5ewC7r3oOs3neFkMpCm1lH/pztzRrPJW5WMkVUwzjT21HVrYwmhTmauaT IEpyU4J24CvLjUBY4J3HgWssm5inpRFbQt/zlEm+/We5Jj5P4jd4cwpkpmCs+K1LjcjDAQs8YnGrv sd+ugDtUl2sKi0RLyDZ1520gx+bCx7a8W+idHjsQWe2ZI4IHeXDk51U9dAuGRSh2ytDMfWcF0aDxc 0kSJenQyQ==; Received: from hch by bombadil.infradead.org with local (Exim 4.90_1 #2 (Red Hat Linux)) id 1fsrQd-0002Cy-Iw; Thu, 23 Aug 2018 15:21:43 +0000 Date: Thu, 23 Aug 2018 08:21:43 -0700 From: Christoph Hellwig To: Max Filippov Cc: Linus Torvalds , linux-kernel@vger.kernel.org, linux-xtensa@linux-xtensa.org, Chris Zankel Subject: Re: [PULL 00/14] Xtensa updates for 4.19 Message-ID: <20180823152143.GA3049@infradead.org> References: <20180822185034.30167-1-jcmvbkbc@gmail.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20180822185034.30167-1-jcmvbkbc@gmail.com> User-Agent: Mutt/1.9.2 (2017-12-15) X-SRS-Rewrite: SMTP reverse-path rewritten from by bombadil.infradead.org. See http://www.infradead.org/rpr.html Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org > xtensa: platform-specific handling of coherent memory How is this supposed to be used? For the nommu version there only are __weak stubs, but no actual implementation.