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=-17.2 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_CR_TRAILER,INCLUDES_PATCH,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS 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 CF914C12002 for ; Wed, 21 Jul 2021 11:40:59 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id AA7476109F for ; Wed, 21 Jul 2021 11:40:59 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S233244AbhGULAU (ORCPT ); Wed, 21 Jul 2021 07:00:20 -0400 Received: from us-smtp-delivery-124.mimecast.com ([170.10.133.124]:43705 "EHLO us-smtp-delivery-124.mimecast.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S233136AbhGUKxM (ORCPT ); Wed, 21 Jul 2021 06:53:12 -0400 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1626867226; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: in-reply-to:in-reply-to:references:references; bh=00OcMiF0F2gS1ZNqukAXzYGpVfpA2IKDuUHwrSni+LI=; b=LuYbVsr18XYq3zhJ5T/KZqynq3SZNMdiD3UVSd6Thpbfpn86a5CZaIxWiusYcQEx+rTV49 9/ba2LnRTUCvHAd8nXVzocH6WMFNLl4Xiej0tr7N2a1OcOT2QFAmOM8lDoU0zIk+T8PNLD KUkUokz9sg6w16k1XIPU5SdKYjiYF00= Received: from mimecast-mx01.redhat.com (mimecast-mx01.redhat.com [209.132.183.4]) (Using TLS) by relay.mimecast.com with ESMTP id us-mta-364-zkp5VfsMM6-lurNQyTFRCA-1; Wed, 21 Jul 2021 07:33:43 -0400 X-MC-Unique: zkp5VfsMM6-lurNQyTFRCA-1 Received: from smtp.corp.redhat.com (int-mx03.intmail.prod.int.phx2.redhat.com [10.5.11.13]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mimecast-mx01.redhat.com (Postfix) with ESMTPS id 8D34510086C4; Wed, 21 Jul 2021 11:33:39 +0000 (UTC) Received: from localhost (ovpn-112-135.ams2.redhat.com [10.36.112.135]) by smtp.corp.redhat.com (Postfix) with ESMTPS id E28BB60854; Wed, 21 Jul 2021 11:33:30 +0000 (UTC) From: Cornelia Huck To: Jason Gunthorpe , David Airlie , Tony Krowiak , Alex Williamson , Christian Borntraeger , Jonathan Corbet , Daniel Vetter , Diana Craciun , dri-devel@lists.freedesktop.org, Eric Auger , Eric Farman , Harald Freudenberger , Vasily Gorbik , Heiko Carstens , intel-gfx@lists.freedesktop.org, intel-gvt-dev@lists.freedesktop.org, Jani Nikula , Jason Herne , Joonas Lahtinen , kvm@vger.kernel.org, Kirti Wankhede , linux-doc@vger.kernel.org, linux-s390@vger.kernel.org, Matthew Rosato , Peter Oberparleiter , Halil Pasic , Rodrigo Vivi , Vineeth Vijayan , Zhi Wang Cc: "Raj, Ashok" , Christoph Hellwig , Leon Romanovsky , Max Gurtovoy , Yishai Hadas , Zhenyu Wang Subject: Re: [PATCH v2 03/14] vfio: Introduce a vfio_uninit_group_dev() API call In-Reply-To: <3-v2-b6a5582525c9+ff96-vfio_reflck_jgg@nvidia.com> Organization: Red Hat GmbH References: <3-v2-b6a5582525c9+ff96-vfio_reflck_jgg@nvidia.com> User-Agent: Notmuch/0.32.1 (https://notmuchmail.org) Date: Wed, 21 Jul 2021 13:33:29 +0200 Message-ID: <877dhj9a0m.fsf@redhat.com> MIME-Version: 1.0 Content-Type: text/plain X-Scanned-By: MIMEDefang 2.79 on 10.5.11.13 Precedence: bulk List-ID: X-Mailing-List: linux-doc@vger.kernel.org On Tue, Jul 20 2021, Jason Gunthorpe wrote: > From: Max Gurtovoy > > This pairs with vfio_init_group_dev() and allows undoing any state that is > stored in the vfio_device unrelated to registration. Add appropriately > placed calls to all the drivers. > > The following patch will use this to add pre-registration state for the > device set. > > Signed-off-by: Max Gurtovoy > Signed-off-by: Jason Gunthorpe > --- > Documentation/driver-api/vfio.rst | 4 ++- > drivers/vfio/fsl-mc/vfio_fsl_mc.c | 7 ++--- > drivers/vfio/mdev/vfio_mdev.c | 13 +++++++--- > drivers/vfio/pci/vfio_pci.c | 6 +++-- > drivers/vfio/platform/vfio_platform_common.c | 7 +++-- > drivers/vfio/vfio.c | 5 ++++ > include/linux/vfio.h | 1 + > samples/vfio-mdev/mbochs.c | 2 ++ > samples/vfio-mdev/mdpy.c | 25 ++++++++++-------- > samples/vfio-mdev/mtty.c | 27 ++++++++++++-------- > 10 files changed, 64 insertions(+), 33 deletions(-) Reviewed-by: Cornelia Huck