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=-5.3 required=3.0 tests=BAYES_00, 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 00978C433DB for ; Wed, 13 Jan 2021 12:37:37 +0000 (UTC) Received: from fraxinus.osuosl.org (smtp4.osuosl.org [140.211.166.137]) (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 2290A2339D for ; Wed, 13 Jan 2021 12:37:36 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 2290A2339D 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 fraxinus.osuosl.org (Postfix) with ESMTP id C7001864D1; Wed, 13 Jan 2021 12:37:34 +0000 (UTC) X-Virus-Scanned: amavisd-new at osuosl.org Received: from fraxinus.osuosl.org ([127.0.0.1]) by localhost (.osuosl.org [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id ExyG9IDgttne; Wed, 13 Jan 2021 12:37:34 +0000 (UTC) Received: from lists.linuxfoundation.org (lf-lists.osuosl.org [140.211.9.56]) by fraxinus.osuosl.org (Postfix) with ESMTP id 56B0A864B3; Wed, 13 Jan 2021 12:37:34 +0000 (UTC) Received: from lf-lists.osuosl.org (localhost [127.0.0.1]) by lists.linuxfoundation.org (Postfix) with ESMTP id 44437C088B; Wed, 13 Jan 2021 12:37:34 +0000 (UTC) Received: from hemlock.osuosl.org (smtp2.osuosl.org [140.211.166.133]) by lists.linuxfoundation.org (Postfix) with ESMTP id 4B59FC013A for ; Wed, 13 Jan 2021 12:37:33 +0000 (UTC) Received: from localhost (localhost [127.0.0.1]) by hemlock.osuosl.org (Postfix) with ESMTP id 39388854E7 for ; Wed, 13 Jan 2021 12:37:33 +0000 (UTC) X-Virus-Scanned: amavisd-new at osuosl.org Received: from hemlock.osuosl.org ([127.0.0.1]) by localhost (.osuosl.org [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id gvIO2MBuPINb for ; Wed, 13 Jan 2021 12:37:27 +0000 (UTC) X-Greylist: from auto-whitelisted by SQLgrey-1.7.6 Received: from verein.lst.de (verein.lst.de [213.95.11.211]) by hemlock.osuosl.org (Postfix) with ESMTPS id BD0FF8721F for ; Wed, 13 Jan 2021 12:37:27 +0000 (UTC) Received: by verein.lst.de (Postfix, from userid 2407) id B5B9868AFE; Wed, 13 Jan 2021 13:37:21 +0100 (CET) Date: Wed, 13 Jan 2021 13:37:21 +0100 From: Christoph Hellwig To: Greg KH Subject: Re: [RFC PATCH v3 2/6] swiotlb: Add restricted DMA pool Message-ID: <20210113123721.GA1098@lst.de> References: <20210106034124.30560-1-tientzu@chromium.org> <20210106034124.30560-3-tientzu@chromium.org> <20210113115126.GB29376@lst.de> 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, frowand.list@gmail.com, mingo@kernel.org, sstabellini@kernel.org, saravanak@google.com, xypron.glpk@gmx.de, rafael.j.wysocki@intel.com, Christoph Hellwig , bgolaszewski@baylibre.com, xen-devel@lists.xenproject.org, treding@nvidia.com, devicetree@vger.kernel.org, will@kernel.org, konrad.wilk@oracle.com, dan.j.williams@intel.com, robh+dt@kernel.org, Claire Chang , boris.ostrovsky@oracle.com, andriy.shevchenko@linux.intel.com, jgross@suse.com, drinkcat@chromium.org, linuxppc-dev@lists.ozlabs.org, rdunlap@infradead.org, linux-kernel@vger.kernel.org, iommu@lists.linux-foundation.org, mpe@ellerman.id.au, robin.murphy@arm.com 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 Wed, Jan 13, 2021 at 01:29:05PM +0100, Greg KH wrote: > > > Why does this have to be added here? Shouldn't the platform-specific > > > code handle it instead? > > > > The whole code added here is pretty generic. What we need to eventually > > do, though is to add a separate dma_device instead of adding more and more > > bloat to struct device. > > I have no objections for that happening! I'm pretty sure you agreed to it before in fact. Now someone just needs to find the time to do this heavy lifting, where "someone" probably means me. _______________________________________________ iommu mailing list iommu@lists.linux-foundation.org https://lists.linuxfoundation.org/mailman/listinfo/iommu