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=-10.2 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,MENTIONS_GIT_HOSTING, SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,USER_AGENT_SANE_1 autolearn=unavailable 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 B2C07C433E0 for ; Fri, 26 Feb 2021 05:18:42 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 600D8601FA for ; Fri, 26 Feb 2021 05:18:42 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S229823AbhBZFSa (ORCPT ); Fri, 26 Feb 2021 00:18:30 -0500 Received: from verein.lst.de ([213.95.11.211]:44507 "EHLO verein.lst.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229449AbhBZFSZ (ORCPT ); Fri, 26 Feb 2021 00:18:25 -0500 Received: by verein.lst.de (Postfix, from userid 2407) id 001F968BEB; Fri, 26 Feb 2021 06:17:40 +0100 (CET) Date: Fri, 26 Feb 2021 06:17:40 +0100 From: Christoph Hellwig To: Claire Chang Cc: Rob Herring , mpe@ellerman.id.au, Joerg Roedel , Will Deacon , Frank Rowand , Konrad Rzeszutek Wilk , boris.ostrovsky@oracle.com, jgross@suse.com, Christoph Hellwig , Marek Szyprowski , benh@kernel.crashing.org, paulus@samba.org, "list@263.net:IOMMU DRIVERS" , sstabellini@kernel.org, Robin Murphy , grant.likely@arm.com, xypron.glpk@gmx.de, Thierry Reding , mingo@kernel.org, bauerman@linux.ibm.com, peterz@infradead.org, Greg KH , Saravana Kannan , "Rafael J . Wysocki" , heikki.krogerus@linux.intel.com, Andy Shevchenko , Randy Dunlap , Dan Williams , Bartosz Golaszewski , linux-devicetree , lkml , linuxppc-dev@lists.ozlabs.org, xen-devel@lists.xenproject.org, Nicolas Boichat , Jim Quinlan Subject: Re: [PATCH v4 12/14] swiotlb: Add restricted DMA alloc/free support. Message-ID: <20210226051740.GB2072@lst.de> References: <20210209062131.2300005-1-tientzu@chromium.org> <20210209062131.2300005-13-tientzu@chromium.org> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: User-Agent: Mutt/1.5.17 (2007-11-01) Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Fri, Feb 26, 2021 at 12:17:50PM +0800, Claire Chang wrote: > Do you think I should fix this and rebase on the latest linux-next > now? I wonder if there are more factor and clean up coming and I > should wait after that. Here is my preferred plan: 1) wait for my series to support the min alignment in swiotlb to land in Linus tree 2) I'll resend my series with the further swiotlb cleanup and refactoring, which includes a slightly rebased version of your patch to add the io_tlb_mem structure 3) resend your series on top of that as a baseline This is my current WIP tree for 2: http://git.infradead.org/users/hch/misc.git/shortlog/refs/heads/swiotlb-struct 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=-10.2 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,MENTIONS_GIT_HOSTING, SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,USER_AGENT_SANE_1 autolearn=unavailable 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 784C6C433DB for ; Fri, 26 Feb 2021 05:27:20 +0000 (UTC) Received: from lists.ozlabs.org (lists.ozlabs.org [112.213.38.117]) (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 43DFA64ED3 for ; Fri, 26 Feb 2021 05:27:19 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 43DFA64ED3 Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=lst.de Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=linuxppc-dev-bounces+linuxppc-dev=archiver.kernel.org@lists.ozlabs.org Received: from boromir.ozlabs.org (localhost [IPv6:::1]) by lists.ozlabs.org (Postfix) with ESMTP id 4DmypF5B0rz3cbs for ; Fri, 26 Feb 2021 16:27:17 +1100 (AEDT) Authentication-Results: lists.ozlabs.org; spf=none (no SPF record) smtp.mailfrom=lst.de (client-ip=213.95.11.211; helo=verein.lst.de; envelope-from=hch@lst.de; receiver=) X-Greylist: delayed 550 seconds by postgrey-1.36 at boromir; Fri, 26 Feb 2021 16:26:58 AEDT Received: from verein.lst.de (verein.lst.de [213.95.11.211]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by lists.ozlabs.org (Postfix) with ESMTPS id 4Dmynt0k0dz3cXW for ; Fri, 26 Feb 2021 16:26:57 +1100 (AEDT) Received: by verein.lst.de (Postfix, from userid 2407) id 001F968BEB; Fri, 26 Feb 2021 06:17:40 +0100 (CET) Date: Fri, 26 Feb 2021 06:17:40 +0100 From: Christoph Hellwig To: Claire Chang Subject: Re: [PATCH v4 12/14] swiotlb: Add restricted DMA alloc/free support. Message-ID: <20210226051740.GB2072@lst.de> References: <20210209062131.2300005-1-tientzu@chromium.org> <20210209062131.2300005-13-tientzu@chromium.org> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: User-Agent: Mutt/1.5.17 (2007-11-01) X-BeenThere: linuxppc-dev@lists.ozlabs.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Linux on PowerPC Developers Mail List List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: heikki.krogerus@linux.intel.com, peterz@infradead.org, grant.likely@arm.com, paulus@samba.org, Frank Rowand , mingo@kernel.org, Marek Szyprowski , sstabellini@kernel.org, Saravana Kannan , Joerg Roedel , "Rafael J . Wysocki" , Christoph Hellwig , Bartosz Golaszewski , xen-devel@lists.xenproject.org, Thierry Reding , linux-devicetree , Will Deacon , Konrad Rzeszutek Wilk , Dan Williams , linuxppc-dev@lists.ozlabs.org, Rob Herring , boris.ostrovsky@oracle.com, Andy Shevchenko , jgross@suse.com, Nicolas Boichat , Greg KH , Randy Dunlap , lkml , "list@263.net:IOMMU DRIVERS" , Jim Quinlan , xypron.glpk@gmx.de, Robin Murphy , bauerman@linux.ibm.com Errors-To: linuxppc-dev-bounces+linuxppc-dev=archiver.kernel.org@lists.ozlabs.org Sender: "Linuxppc-dev" On Fri, Feb 26, 2021 at 12:17:50PM +0800, Claire Chang wrote: > Do you think I should fix this and rebase on the latest linux-next > now? I wonder if there are more factor and clean up coming and I > should wait after that. Here is my preferred plan: 1) wait for my series to support the min alignment in swiotlb to land in Linus tree 2) I'll resend my series with the further swiotlb cleanup and refactoring, which includes a slightly rebased version of your patch to add the io_tlb_mem structure 3) resend your series on top of that as a baseline This is my current WIP tree for 2: http://git.infradead.org/users/hch/misc.git/shortlog/refs/heads/swiotlb-struct 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=-10.2 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,MENTIONS_GIT_HOSTING, SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,USER_AGENT_SANE_1 autolearn=ham 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 D448BC433E0 for ; Fri, 26 Feb 2021 05:17:51 +0000 (UTC) Received: from smtp3.osuosl.org (smtp3.osuosl.org [140.211.166.136]) (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 1E9FE64ED5 for ; Fri, 26 Feb 2021 05:17:51 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 1E9FE64ED5 Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=lst.de Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=iommu-bounces@lists.linux-foundation.org Received: from localhost (localhost [127.0.0.1]) by smtp3.osuosl.org (Postfix) with ESMTP id A950E6F914; Fri, 26 Feb 2021 05:17:50 +0000 (UTC) X-Virus-Scanned: amavisd-new at osuosl.org Received: from smtp3.osuosl.org ([127.0.0.1]) by localhost (smtp3.osuosl.org [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id ZFC23QFRNB6o; Fri, 26 Feb 2021 05:17:49 +0000 (UTC) Received: from lists.linuxfoundation.org (lf-lists.osuosl.org [140.211.9.56]) by smtp3.osuosl.org (Postfix) with ESMTP id 69B1F6F8E3; Fri, 26 Feb 2021 05:17:49 +0000 (UTC) Received: from lf-lists.osuosl.org (localhost [127.0.0.1]) by lists.linuxfoundation.org (Postfix) with ESMTP id 401FBC000B; Fri, 26 Feb 2021 05:17:49 +0000 (UTC) Received: from smtp2.osuosl.org (smtp2.osuosl.org [140.211.166.133]) by lists.linuxfoundation.org (Postfix) with ESMTP id DD5B7C0001 for ; Fri, 26 Feb 2021 05:17:47 +0000 (UTC) Received: from localhost (localhost [127.0.0.1]) by smtp2.osuosl.org (Postfix) with ESMTP id B65B6430F3 for ; Fri, 26 Feb 2021 05:17:47 +0000 (UTC) X-Virus-Scanned: amavisd-new at osuosl.org Received: from smtp2.osuosl.org ([127.0.0.1]) by localhost (smtp2.osuosl.org [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id mQQvhzqmxen7 for ; Fri, 26 Feb 2021 05:17:46 +0000 (UTC) X-Greylist: from auto-whitelisted by SQLgrey-1.8.0 Received: from verein.lst.de (verein.lst.de [213.95.11.211]) by smtp2.osuosl.org (Postfix) with ESMTPS id 58FBE4305C for ; Fri, 26 Feb 2021 05:17:46 +0000 (UTC) Received: by verein.lst.de (Postfix, from userid 2407) id 001F968BEB; Fri, 26 Feb 2021 06:17:40 +0100 (CET) Date: Fri, 26 Feb 2021 06:17:40 +0100 From: Christoph Hellwig To: Claire Chang Subject: Re: [PATCH v4 12/14] swiotlb: Add restricted DMA alloc/free support. Message-ID: <20210226051740.GB2072@lst.de> References: <20210209062131.2300005-1-tientzu@chromium.org> <20210209062131.2300005-13-tientzu@chromium.org> MIME-Version: 1.0 Content-Disposition: inline In-Reply-To: User-Agent: Mutt/1.5.17 (2007-11-01) Cc: heikki.krogerus@linux.intel.com, peterz@infradead.org, benh@kernel.crashing.org, grant.likely@arm.com, paulus@samba.org, Frank Rowand , mingo@kernel.org, sstabellini@kernel.org, Saravana Kannan , mpe@ellerman.id.au, "Rafael J . Wysocki" , Christoph Hellwig , Bartosz Golaszewski , xen-devel@lists.xenproject.org, Thierry Reding , linux-devicetree , Will Deacon , Konrad Rzeszutek Wilk , Dan Williams , linuxppc-dev@lists.ozlabs.org, Rob Herring , boris.ostrovsky@oracle.com, Andy Shevchenko , jgross@suse.com, Nicolas Boichat , Greg KH , Randy Dunlap , lkml , "list@263.net:IOMMU DRIVERS" , Jim Quinlan , xypron.glpk@gmx.de, Robin Murphy 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: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Errors-To: iommu-bounces@lists.linux-foundation.org Sender: "iommu" On Fri, Feb 26, 2021 at 12:17:50PM +0800, Claire Chang wrote: > Do you think I should fix this and rebase on the latest linux-next > now? I wonder if there are more factor and clean up coming and I > should wait after that. Here is my preferred plan: 1) wait for my series to support the min alignment in swiotlb to land in Linus tree 2) I'll resend my series with the further swiotlb cleanup and refactoring, which includes a slightly rebased version of your patch to add the io_tlb_mem structure 3) resend your series on top of that as a baseline This is my current WIP tree for 2: http://git.infradead.org/users/hch/misc.git/shortlog/refs/heads/swiotlb-struct _______________________________________________ iommu mailing list iommu@lists.linux-foundation.org https://lists.linuxfoundation.org/mailman/listinfo/iommu