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=-5.8 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,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 52268C433DB for ; Tue, 26 Jan 2021 10:14:14 +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 DFECB21744 for ; Tue, 26 Jan 2021 10:14:13 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org DFECB21744 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=kernel.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=ahNjkOG1AtZrqPnEOR5hVNy54WZZS8mXPTXo9fcv3BE=; b=HWYDa5ii0P6DdTee+Z/CoK5nO ebu82/FpMzntU7Bz3c4B8QaQilfpyrqAZfsW0Ccsx/yqb/+VMKg5dwjS1sc6zUAa9kNxU2ULMcmFO 5Vcq+fLu05UTW8dduhAQx+sAviDl0cEqT7jiS+YG71kDua5mhRWBJ7ZuhqB6q0JSyVs7EOajVmvRS QlqVXdacO2j0HV5X36+Di1CcWlbaW9AAK4bkhZ1LE9ggs9xy5fhpn7U09gHsFeaahf7/ChVOkDtev ycsvvtT4JCCeES2erBGYwKNmM4OHd9MCIudMmMnyIw5dreH9Ljka3Rsx/uMT65KECSHvkUKv7qITY GytU5wrUw==; Received: from localhost ([::1] helo=merlin.infradead.org) by merlin.infradead.org with esmtp (Exim 4.92.3 #3 (Red Hat Linux)) id 1l4LKx-000565-En; Tue, 26 Jan 2021 10:12:39 +0000 Received: from mail.kernel.org ([198.145.29.99]) by merlin.infradead.org with esmtps (Exim 4.92.3 #3 (Red Hat Linux)) id 1l4LKv-00055g-3R for linux-arm-kernel@lists.infradead.org; Tue, 26 Jan 2021 10:12:37 +0000 Received: by mail.kernel.org (Postfix) with ESMTPSA id 8220621744; Tue, 26 Jan 2021 10:12:34 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1611655956; bh=BROfFJpIRH8LJFhVQkvm8o4ilhu1UZ/b8i19pQZDBU8=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=qs6j8xg8KD+LFQ4ba99/rlxMYwy852TGndWKrQeutD+cmQ7e4e9nbgDexbo7KcmjK XOSlgAZyPQFLDmNfCQ6gDrZSSI0t1CNkLbvQAhKq6fgxtdT5FRcK2ein2dDYSo/Ihy 1VRxAlxScThrtP8c2ii+mQVi8FONx2QuevopN46+AuPiNtg3V/yzO6u6UKV+TO5KpK r8yRcmyrP3i/Wo68zk9EStdkPV3HI0kEGSwRcMAVr6dPu0vMGkmXeKFeDAj258uhQQ kftvksihNAzk+y1sufWPmA0cm/B0fjh3d21mrUsK+UGzaEfWl9hKxjxr61W+rVEwQJ kRsytr8zP5RIg== Date: Tue, 26 Jan 2021 10:12:31 +0000 From: Will Deacon To: Robin Murphy Subject: Re: [PATCH 1/1] iommu/arm-smmu-v3: add support for BBML Message-ID: <20210126101230.GA29204@willie-the-truck> References: <20201126034230.777-1-thunder.leizhen@huawei.com> <20210122125132.GB24102@willie-the-truck> <1bfd1ca0-953e-e943-f87e-144d5537bd0c@arm.com> MIME-Version: 1.0 Content-Disposition: inline In-Reply-To: <1bfd1ca0-953e-e943-f87e-144d5537bd0c@arm.com> User-Agent: Mutt/1.10.1 (2018-07-13) X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20210126_051237_225003_EC5B4704 X-CRM114-Status: GOOD ( 10.11 ) 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: Jean-Philippe Brucker , Joerg Roedel , "Leizhen \(ThunderTown\)" , linux-kernel , Yang Yingliang , iommu , Jonathan Cameron , linux-arm-kernel 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 Mon, Jan 25, 2021 at 08:23:40PM +0000, Robin Murphy wrote: > Now we probably will need some degreee of BBML feature awareness for the > sake of SVA if and when we start using it for CPU pagetables, but I still > cannot see any need to consider it in io-pgtable. Agreed; I don't think this is something that io-pgtable should have to care about. Will _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel