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=-2.2 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,USER_AGENT_SANE_1 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 D962CC432C0 for ; Thu, 21 Nov 2019 16:44:25 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id B58B520692 for ; Thu, 21 Nov 2019 16:44:25 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726998AbfKUQoY (ORCPT ); Thu, 21 Nov 2019 11:44:24 -0500 Received: from foss.arm.com ([217.140.110.172]:59154 "EHLO foss.arm.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726593AbfKUQoY (ORCPT ); Thu, 21 Nov 2019 11:44:24 -0500 Received: from usa-sjc-imap-foss1.foss.arm.com (unknown [10.121.207.14]) by usa-sjc-mx-foss1.foss.arm.com (Postfix) with ESMTP id E4E21328; Thu, 21 Nov 2019 08:44:23 -0800 (PST) Received: from [10.1.196.37] (e121345-lin.cambridge.arm.com [10.1.196.37]) by usa-sjc-imap-foss1.foss.arm.com (Postfix) with ESMTPSA id 1D1ED3F52E; Thu, 21 Nov 2019 08:44:22 -0800 (PST) Subject: Re: generic DMA bypass flag To: Christoph Hellwig , Alexey Kardashevskiy Cc: Greg Kroah-Hartman , iommu@lists.linux-foundation.org, linuxppc-dev@lists.ozlabs.org, linux-kernel@vger.kernel.org References: <20191113133731.20870-1-hch@lst.de> <20191114074105.GC26546@lst.de> <9c8f4d7b-43e0-a336-5d93-88aef8aae716@arm.com> <20191116062258.GA8913@lst.de> <20191121073450.GC24024@lst.de> From: Robin Murphy Message-ID: Date: Thu, 21 Nov 2019 16:44:21 +0000 User-Agent: Mozilla/5.0 (X11; Linux aarch64; rv:60.0) Gecko/20100101 Thunderbird/60.9.0 MIME-Version: 1.0 In-Reply-To: <20191121073450.GC24024@lst.de> Content-Type: text/plain; charset=utf-8; format=flowed Content-Language: en-GB Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 21/11/2019 7:34 am, Christoph Hellwig wrote: > Robin, does this mean you ACK this series for the powerpc use case? Yeah, I think we've nailed down sufficient justification now for having a generalised flag, so at that point it makes every bit of sense to convert PPC's private equivalent. Robin. > Alexey and other ppc folks: can you take a look? > _______________________________________________ > iommu mailing list > iommu@lists.linux-foundation.org > https://lists.linuxfoundation.org/mailman/listinfo/iommu >