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=-5.2 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 B3072C433DB for ; Sun, 14 Mar 2021 15:58:24 +0000 (UTC) Received: from smtp4.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 5B06164E89 for ; Sun, 14 Mar 2021 15:58:24 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 5B06164E89 Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=lst.de Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=virtualization-bounces@lists.linux-foundation.org Received: from localhost (localhost [127.0.0.1]) by smtp4.osuosl.org (Postfix) with ESMTP id 84F5F49ED5; Sun, 14 Mar 2021 15:58:23 +0000 (UTC) X-Virus-Scanned: amavisd-new at osuosl.org Received: from smtp4.osuosl.org ([127.0.0.1]) by localhost (smtp4.osuosl.org [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id mYFPQtSl-a4u; Sun, 14 Mar 2021 15:58:22 +0000 (UTC) Received: from lists.linuxfoundation.org (lf-lists.osuosl.org [140.211.9.56]) by smtp4.osuosl.org (Postfix) with ESMTP id ECF164A254; Sun, 14 Mar 2021 15:58:21 +0000 (UTC) Received: from lf-lists.osuosl.org (localhost [127.0.0.1]) by lists.linuxfoundation.org (Postfix) with ESMTP id 68840C0013; Sun, 14 Mar 2021 15:58:21 +0000 (UTC) Received: from smtp4.osuosl.org (smtp4.osuosl.org [140.211.166.137]) by lists.linuxfoundation.org (Postfix) with ESMTP id 1DB03C0001; Sun, 14 Mar 2021 15:58:20 +0000 (UTC) Received: from localhost (localhost [127.0.0.1]) by smtp4.osuosl.org (Postfix) with ESMTP id 039DE49ED5; Sun, 14 Mar 2021 15:58:20 +0000 (UTC) X-Virus-Scanned: amavisd-new at osuosl.org Received: from smtp4.osuosl.org ([127.0.0.1]) by localhost (smtp4.osuosl.org [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id FDK3plGkY-cd; Sun, 14 Mar 2021 15:58:19 +0000 (UTC) X-Greylist: from auto-whitelisted by SQLgrey-1.8.0 X-Greylist: from auto-whitelisted by SQLgrey-1.8.0 Received: from verein.lst.de (verein.lst.de [213.95.11.211]) by smtp4.osuosl.org (Postfix) with ESMTPS id 9847D49DEA; Sun, 14 Mar 2021 15:58:18 +0000 (UTC) Received: by verein.lst.de (Postfix, from userid 2407) id 7C42968B05; Sun, 14 Mar 2021 16:58:13 +0100 (CET) Date: Sun, 14 Mar 2021 16:58:13 +0100 From: Christoph Hellwig To: Auger Eric Subject: Re: [PATCH 15/17] iommu: remove DOMAIN_ATTR_NESTING Message-ID: <20210314155813.GA788@lst.de> References: <20210301084257.945454-1-hch@lst.de> <20210301084257.945454-16-hch@lst.de> <3e8f1078-9222-0017-3fa8-4d884dbc848e@redhat.com> MIME-Version: 1.0 Content-Disposition: inline In-Reply-To: <3e8f1078-9222-0017-3fa8-4d884dbc848e@redhat.com> User-Agent: Mutt/1.5.17 (2007-11-01) Cc: kvm@vger.kernel.org, Will Deacon , Joerg Roedel , linuxppc-dev@lists.ozlabs.org, dri-devel@lists.freedesktop.org, Li Yang , iommu@lists.linux-foundation.org, netdev@vger.kernel.org, David Woodhouse , linux-arm-kernel@lists.infradead.org, Michael Ellerman , virtualization@lists.linux-foundation.org, freedreno@lists.freedesktop.org, Christoph Hellwig , linux-arm-msm@vger.kernel.org X-BeenThere: virtualization@lists.linux-foundation.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: Linux virtualization List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Errors-To: virtualization-bounces@lists.linux-foundation.org Sender: "Virtualization" On Sun, Mar 14, 2021 at 11:44:52AM +0100, Auger Eric wrote: > As mentionned by Robin, there are series planning to use > DOMAIN_ATTR_NESTING to get info about the nested caps of the iommu (ARM > and Intel): > > [Patch v8 00/10] vfio: expose virtual Shared Virtual Addressing to VMs > patches 1, 2, 3 > > Is the plan to introduce a new domain_get_nesting_info ops then? The plan as usual would be to add it the series adding that support. Not sure what the merge plans are - if the series is ready to be merged I could rebase on top of it, otherwise that series will need to add the method. _______________________________________________ Virtualization mailing list Virtualization@lists.linux-foundation.org https://lists.linuxfoundation.org/mailman/listinfo/virtualization