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 Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 38AB3C433EF for ; Tue, 14 Dec 2021 16:41:20 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S233509AbhLNQlT (ORCPT ); Tue, 14 Dec 2021 11:41:19 -0500 Received: from frasgout.his.huawei.com ([185.176.79.56]:4279 "EHLO frasgout.his.huawei.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229836AbhLNQlS (ORCPT ); Tue, 14 Dec 2021 11:41:18 -0500 Received: from fraeml712-chm.china.huawei.com (unknown [172.18.147.207]) by frasgout.his.huawei.com (SkyGuard) with ESMTP id 4JD3xx3X1nz67PFK; Wed, 15 Dec 2021 00:39:49 +0800 (CST) Received: from lhreml724-chm.china.huawei.com (10.201.108.75) by fraeml712-chm.china.huawei.com (10.206.15.61) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2308.20; Tue, 14 Dec 2021 17:41:16 +0100 Received: from [10.47.83.94] (10.47.83.94) by lhreml724-chm.china.huawei.com (10.201.108.75) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256) id 15.1.2308.20; Tue, 14 Dec 2021 16:41:15 +0000 Subject: Re: [PATCH v2 10/11] iommu/iova: Move flush queue code to iommu-dma To: Robin Murphy , , CC: , , , , , References: <0752bfc207b974e76eab7564058b5a7b9e8d5e6e.1639157090.git.robin.murphy@arm.com> From: John Garry Message-ID: <02cf45fc-49e8-e471-8d57-5917b03ddc6e@huawei.com> Date: Tue, 14 Dec 2021 16:40:52 +0000 User-Agent: Mozilla/5.0 (Windows NT 10.0; WOW64; rv:68.0) Gecko/20100101 Thunderbird/68.12.1 MIME-Version: 1.0 In-Reply-To: <0752bfc207b974e76eab7564058b5a7b9e8d5e6e.1639157090.git.robin.murphy@arm.com> Content-Type: text/plain; charset="utf-8"; format=flowed Content-Language: en-US Content-Transfer-Encoding: 7bit X-Originating-IP: [10.47.83.94] X-ClientProxiedBy: lhreml701-chm.china.huawei.com (10.201.108.50) To lhreml724-chm.china.huawei.com (10.201.108.75) X-CFilter-Loop: Reflected Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 10/12/2021 17:54, Robin Murphy wrote: > Flush queues are specific to DMA ops, which are now handled exclusively > by iommu-dma. As such, now that the historical artefacts from being > shared directly with drivers have been cleaned up, move the flush queue > code into iommu-dma itself to get it out of the way of other IOVA users. > > This is pure code movement with no functional change; refactoring to > clean up the headers and definitions will follow. > > Signed-off-by: Robin Murphy Again FWIW: Reviewed-by: John Garry 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 Received: from smtp1.osuosl.org (smtp1.osuosl.org [140.211.166.138]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id EB594C4332F for ; Tue, 14 Dec 2021 16:41:21 +0000 (UTC) Received: from localhost (localhost [127.0.0.1]) by smtp1.osuosl.org (Postfix) with ESMTP id ADF3D80A4D; Tue, 14 Dec 2021 16:41:21 +0000 (UTC) X-Virus-Scanned: amavisd-new at osuosl.org Received: from smtp1.osuosl.org ([127.0.0.1]) by localhost (smtp1.osuosl.org [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id YCyB0g03kcuG; Tue, 14 Dec 2021 16:41:21 +0000 (UTC) Received: from lists.linuxfoundation.org (lf-lists.osuosl.org [IPv6:2605:bc80:3010:104::8cd3:938]) by smtp1.osuosl.org (Postfix) with ESMTPS id A261E81496; Tue, 14 Dec 2021 16:41:20 +0000 (UTC) Received: from lf-lists.osuosl.org (localhost [127.0.0.1]) by lists.linuxfoundation.org (Postfix) with ESMTP id 8BDDCC001E; Tue, 14 Dec 2021 16:41:20 +0000 (UTC) Received: from smtp1.osuosl.org (smtp1.osuosl.org [IPv6:2605:bc80:3010::138]) by lists.linuxfoundation.org (Postfix) with ESMTP id 5BB13C0012 for ; Tue, 14 Dec 2021 16:41:19 +0000 (UTC) Received: from localhost (localhost [127.0.0.1]) by smtp1.osuosl.org (Postfix) with ESMTP id 4A44981496 for ; Tue, 14 Dec 2021 16:41:19 +0000 (UTC) X-Virus-Scanned: amavisd-new at osuosl.org Received: from smtp1.osuosl.org ([127.0.0.1]) by localhost (smtp1.osuosl.org [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id mgEB3bjIAjaP for ; Tue, 14 Dec 2021 16:41:18 +0000 (UTC) X-Greylist: domain auto-whitelisted by SQLgrey-1.8.0 Received: from frasgout.his.huawei.com (frasgout.his.huawei.com [185.176.79.56]) by smtp1.osuosl.org (Postfix) with ESMTPS id AA955815CA for ; Tue, 14 Dec 2021 16:41:18 +0000 (UTC) Received: from fraeml712-chm.china.huawei.com (unknown [172.18.147.207]) by frasgout.his.huawei.com (SkyGuard) with ESMTP id 4JD3xx3X1nz67PFK; Wed, 15 Dec 2021 00:39:49 +0800 (CST) Received: from lhreml724-chm.china.huawei.com (10.201.108.75) by fraeml712-chm.china.huawei.com (10.206.15.61) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2308.20; Tue, 14 Dec 2021 17:41:16 +0100 Received: from [10.47.83.94] (10.47.83.94) by lhreml724-chm.china.huawei.com (10.201.108.75) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256) id 15.1.2308.20; Tue, 14 Dec 2021 16:41:15 +0000 Subject: Re: [PATCH v2 10/11] iommu/iova: Move flush queue code to iommu-dma To: Robin Murphy , , References: <0752bfc207b974e76eab7564058b5a7b9e8d5e6e.1639157090.git.robin.murphy@arm.com> Message-ID: <02cf45fc-49e8-e471-8d57-5917b03ddc6e@huawei.com> Date: Tue, 14 Dec 2021 16:40:52 +0000 User-Agent: Mozilla/5.0 (Windows NT 10.0; WOW64; rv:68.0) Gecko/20100101 Thunderbird/68.12.1 MIME-Version: 1.0 In-Reply-To: <0752bfc207b974e76eab7564058b5a7b9e8d5e6e.1639157090.git.robin.murphy@arm.com> Content-Language: en-US X-Originating-IP: [10.47.83.94] X-ClientProxiedBy: lhreml701-chm.china.huawei.com (10.201.108.50) To lhreml724-chm.china.huawei.com (10.201.108.75) X-CFilter-Loop: Reflected Cc: linux-kernel@vger.kernel.org, willy@infradead.org, linux-mm@kvack.org, iommu@lists.linux-foundation.org X-BeenThere: iommu@lists.linux-foundation.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: Development issues for Linux IOMMU support List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , From: John Garry via iommu Reply-To: John Garry Content-Transfer-Encoding: 7bit Content-Type: text/plain; charset="us-ascii"; Format="flowed" Errors-To: iommu-bounces@lists.linux-foundation.org Sender: "iommu" On 10/12/2021 17:54, Robin Murphy wrote: > Flush queues are specific to DMA ops, which are now handled exclusively > by iommu-dma. As such, now that the historical artefacts from being > shared directly with drivers have been cleaned up, move the flush queue > code into iommu-dma itself to get it out of the way of other IOVA users. > > This is pure code movement with no functional change; refactoring to > clean up the headers and definitions will follow. > > Signed-off-by: Robin Murphy Again FWIW: Reviewed-by: John Garry _______________________________________________ iommu mailing list iommu@lists.linux-foundation.org https://lists.linuxfoundation.org/mailman/listinfo/iommu