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 lists.gnu.org (lists.gnu.org [209.51.188.17]) (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 6931BC3ABCA for ; Fri, 9 May 2025 10:25:09 +0000 (UTC) Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1uDKuV-0005r6-0C; Fri, 09 May 2025 06:24:55 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1uDKuN-0005qj-DL for qemu-devel@nongnu.org; Fri, 09 May 2025 06:24:47 -0400 Received: from us-smtp-delivery-124.mimecast.com ([170.10.133.124]) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1uDKuL-0003No-Ad for qemu-devel@nongnu.org; Fri, 09 May 2025 06:24:47 -0400 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1746786284; 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: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references:autocrypt:autocrypt; bh=+ag56/h52vegOk9uwi262TPfIrt+lXhnC8IbBYJxWf0=; b=ZNtNKQ9uoxwaRouTYbbtAPXZJq7mbUjJ81crsJHRka+SXhPpKmH6NeNDDsSxeVMnzUbB/U FqjUIQpM/a6C9isjze9KzfAbpZOnLxLhWIcFdZwAoowj0kaCm2JQT7lZrwElM4VzNutyzh aoAtlhYPonh/KNDDrf3msdskS2oQtqU= Received: from mail-wr1-f70.google.com (mail-wr1-f70.google.com [209.85.221.70]) by relay.mimecast.com with ESMTP with STARTTLS (version=TLSv1.3, cipher=TLS_AES_256_GCM_SHA384) id us-mta-654-kpEFb22cPvuSChGeng-SPg-1; Fri, 09 May 2025 06:24:43 -0400 X-MC-Unique: kpEFb22cPvuSChGeng-SPg-1 X-Mimecast-MFC-AGG-ID: kpEFb22cPvuSChGeng-SPg_1746786282 Received: by mail-wr1-f70.google.com with SMTP id ffacd0b85a97d-3a0b589a2c6so825623f8f.0 for ; Fri, 09 May 2025 03:24:42 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1746786282; x=1747391082; h=content-transfer-encoding:in-reply-to:autocrypt:from :content-language:references:cc:to:subject:user-agent:mime-version :date:message-id:x-gm-message-state:from:to:cc:subject:date :message-id:reply-to; bh=+ag56/h52vegOk9uwi262TPfIrt+lXhnC8IbBYJxWf0=; b=v727dmi4MVKwumcrGARZfJhuCkUqzhNgc3kMyze70JlMteXlRllr/UFJ2cs5lCua+j Iq3/uqV1UOmPEFTczEkIdH6Af+ZL5QNNpXjcq3M24LkkejrpBEsHkG9AGvYLJkAkhL92 oWlmfgdMiQJQQtnjkWKpWv7jnaiEr3CLAgurCccA1UgGt9zvxpmGVQamKzaS63UUrglr 2waVSK+92zLW8YY259OTY6QTu+hdMA3wMB+dcCbHprpnG7lazNcAqAtAALvWxnPpO9ht Bx8KKRKC4egNa7iRPyNFaBBbm4sxE7gEtDFrloYU4zHh0OHsSTBTpOrTOBbNiNapnFTl kNNw== X-Forwarded-Encrypted: i=1; AJvYcCWWa/CRWS9jc76WmyjnI58+CtpC9s8RQAM/cFFPL3mxvJx28N7e6o52cAn0euhiP/7BXeAhVDlNe8ny@nongnu.org X-Gm-Message-State: AOJu0YzNEOrMSeJdKqOT6bocb2hr0EhMwBVrVU9i0RMU67GVRfc6vCpH rSf9oe9/nbE6SxCWbkzLvpI/oqw2qN76Jc8CBHwdx1IJGYZJ2c+grHEZGOXZ57EH9gAQwxnkjuL LIXxsT1rrzvkQiWARHcYIcORM3Ks3kGK2WJPiNnbja57OwZaYKBhj X-Gm-Gg: ASbGncs5tWM4BNXY3wiEd5WZdOO1aExLY1TNDZBqAG2fzQLD16kmuZKU7iHDRfW85eI 1+y2t0xhsJITqOmOOr0xX9nqS5k4HVfSQ7NTZNJe3iBi1liBrExXIiY3QacFh0l3TaH2kPV2Osb Fxtb1qB4yLSRA/hecB+mSdrt5igt0W0lktrsZIh/1YdZtTYgCeEUhT8thJZB1u5m/2Ca58RECqB CT5KQNkp+yap/KjuuMyNEw6i249lNvG5gG17A8o5MPkRsWVsZrPtyXevoMIycfI7i1AjHFewlJ/ 4AALy2P6PGGJxHgJt2TFgk7iu7wD/3k1RPq72HbAzh0z5OClfcHIMIqP X-Received: by 2002:a05:6000:2410:b0:3a0:b930:b370 with SMTP id ffacd0b85a97d-3a1f643cef8mr2398807f8f.28.1746786281773; Fri, 09 May 2025 03:24:41 -0700 (PDT) X-Google-Smtp-Source: AGHT+IEJQ9Q44R9LXZIe2FX6xaU/ZU3CKtixjANIWhyI2bFbhNqupxx47gHDuA3EV+M0/5f+Ky9vRw== X-Received: by 2002:a05:6000:2410:b0:3a0:b930:b370 with SMTP id ffacd0b85a97d-3a1f643cef8mr2398777f8f.28.1746786281400; Fri, 09 May 2025 03:24:41 -0700 (PDT) Received: from ?IPV6:2a01:cb1d:89d7:6e00:da58:edc2:d8ef:4b9f? ([2a01:cb1d:89d7:6e00:da58:edc2:d8ef:4b9f]) by smtp.gmail.com with ESMTPSA id ffacd0b85a97d-3a1f57ddfd6sm2777235f8f.4.2025.05.09.03.24.40 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Fri, 09 May 2025 03:24:40 -0700 (PDT) Message-ID: <92196d3c-4bb5-4b88-9d8b-38f2c7ebb385@redhat.com> Date: Fri, 9 May 2025 12:24:39 +0200 MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH v3 00/15] vfio: preparation for vfio-user To: John Levon , qemu-devel@nongnu.org Cc: =?UTF-8?Q?Philippe_Mathieu-Daud=C3=A9?= , Halil Pasic , Tomita Moeko , Matthew Rosato , Stefano Garzarella , Alex Williamson , Peter Xu , Thomas Huth , Tony Krowiak , "Michael S. Tsirkin" , Paolo Bonzini , Eric Farman , David Hildenbrand , qemu-s390x@nongnu.org, Jason Herne References: <20250507152020.1254632-1-john.levon@nutanix.com> Content-Language: en-US, fr From: =?UTF-8?Q?C=C3=A9dric_Le_Goater?= Autocrypt: addr=clg@redhat.com; keydata= xsFNBFu8o3UBEADP+oJVJaWm5vzZa/iLgpBAuzxSmNYhURZH+guITvSySk30YWfLYGBWQgeo 8NzNXBY3cH7JX3/a0jzmhDc0U61qFxVgrPqs1PQOjp7yRSFuDAnjtRqNvWkvlnRWLFq4+U5t yzYe4SFMjFb6Oc0xkQmaK2flmiJNnnxPttYwKBPd98WfXMmjwAv7QfwW+OL3VlTPADgzkcqj 53bfZ4VblAQrq6Ctbtu7JuUGAxSIL3XqeQlAwwLTfFGrmpY7MroE7n9Rl+hy/kuIrb/TO8n0 ZxYXvvhT7OmRKvbYuc5Jze6o7op/bJHlufY+AquYQ4dPxjPPVUT/DLiUYJ3oVBWFYNbzfOrV RxEwNuRbycttMiZWxgflsQoHF06q/2l4ttS3zsV4TDZudMq0TbCH/uJFPFsbHUN91qwwaN/+ gy1j7o6aWMz+Ib3O9dK2M/j/O/Ube95mdCqN4N/uSnDlca3YDEWrV9jO1mUS/ndOkjxa34ia 70FjwiSQAsyIwqbRO3CGmiOJqDa9qNvd2TJgAaS2WCw/TlBALjVQ7AyoPEoBPj31K74Wc4GS Rm+FSch32ei61yFu6ACdZ12i5Edt+To+hkElzjt6db/UgRUeKfzlMB7PodK7o8NBD8outJGS tsL2GRX24QvvBuusJdMiLGpNz3uqyqwzC5w0Fd34E6G94806fwARAQABzSJDw6lkcmljIExl IEdvYXRlciA8Y2xnQHJlZGhhdC5jb20+wsGRBBMBCAA7FiEEoPZlSPBIlev+awtgUaNDx8/7 7KEFAmTLlVECGwMFCwkIBwICIgIGFQoJCAsCBBYCAwECHgcCF4AACgkQUaNDx8/77KG0eg// S0zIzTcxkrwJ/9XgdcvVTnXLVF9V4/tZPfB7sCp8rpDCEseU6O0TkOVFoGWM39sEMiQBSvyY lHrP7p7E/JYQNNLh441MfaX8RJ5Ul3btluLapm8oHp/vbHKV2IhLcpNCfAqaQKdfk8yazYhh EdxTBlzxPcu+78uE5fF4wusmtutK0JG0sAgq0mHFZX7qKG6LIbdLdaQalZ8CCFMKUhLptW71 xe+aNrn7hScBoOj2kTDRgf9CE7svmjGToJzUxgeh9mIkxAxTu7XU+8lmL28j2L5uNuDOq9vl hM30OT+pfHmyPLtLK8+GXfFDxjea5hZLF+2yolE/ATQFt9AmOmXC+YayrcO2ZvdnKExZS1o8 VUKpZgRnkwMUUReaF/mTauRQGLuS4lDcI4DrARPyLGNbvYlpmJWnGRWCDguQ/LBPpbG7djoy k3NlvoeA757c4DgCzggViqLm0Bae320qEc6z9o0X0ePqSU2f7vcuWN49Uhox5kM5L86DzjEQ RHXndoJkeL8LmHx8DM+kx4aZt0zVfCHwmKTkSTQoAQakLpLte7tWXIio9ZKhUGPv/eHxXEoS 0rOOAZ6np1U/xNR82QbF9qr9TrTVI3GtVe7Vxmff+qoSAxJiZQCo5kt0YlWwti2fFI4xvkOi V7lyhOA3+/3oRKpZYQ86Frlo61HU3r6d9wzOwU0EW7yjdQEQALyDNNMw/08/fsyWEWjfqVhW pOOrX2h+z4q0lOHkjxi/FRIRLfXeZjFfNQNLSoL8j1y2rQOs1j1g+NV3K5hrZYYcMs0xhmrZ KXAHjjDx7FW3sG3jcGjFW5Xk4olTrZwFsZVUcP8XZlArLmkAX3UyrrXEWPSBJCXxDIW1hzwp bV/nVbo/K9XBptT/wPd+RPiOTIIRptjypGY+S23HYBDND3mtfTz/uY0Jytaio9GETj+fFis6 TxFjjbZNUxKpwftu/4RimZ7qL+uM1rG1lLWc9SPtFxRQ8uLvLOUFB1AqHixBcx7LIXSKZEFU CSLB2AE4wXQkJbApye48qnZ09zc929df5gU6hjgqV9Gk1rIfHxvTsYltA1jWalySEScmr0iS YBZjw8Nbd7SxeomAxzBv2l1Fk8fPzR7M616dtb3Z3HLjyvwAwxtfGD7VnvINPbzyibbe9c6g LxYCr23c2Ry0UfFXh6UKD83d5ybqnXrEJ5n/t1+TLGCYGzF2erVYGkQrReJe8Mld3iGVldB7 JhuAU1+d88NS3aBpNF6TbGXqlXGF6Yua6n1cOY2Yb4lO/mDKgjXd3aviqlwVlodC8AwI0Sdu jWryzL5/AGEU2sIDQCHuv1QgzmKwhE58d475KdVX/3Vt5I9kTXpvEpfW18TjlFkdHGESM/Jx IqVsqvhAJkalABEBAAHCwV8EGAECAAkFAlu8o3UCGwwACgkQUaNDx8/77KEhwg//WqVopd5k 8hQb9VVdk6RQOCTfo6wHhEqgjbXQGlaxKHoXywEQBi8eULbeMQf5l4+tHJWBxswQ93IHBQjK yKyNr4FXseUI5O20XVNYDJZUrhA4yn0e/Af0IX25d94HXQ5sMTWr1qlSK6Zu79lbH3R57w9j hQm9emQEp785ui3A5U2Lqp6nWYWXz0eUZ0Tad2zC71Gg9VazU9MXyWn749s0nXbVLcLS0yop s302Gf3ZmtgfXTX/W+M25hiVRRKCH88yr6it+OMJBUndQVAA/fE9hYom6t/zqA248j0QAV/p LHH3hSirE1mv+7jpQnhMvatrwUpeXrOiEw1nHzWCqOJUZ4SY+HmGFW0YirWV2mYKoaGO2YBU wYF7O9TI3GEEgRMBIRT98fHa0NPwtlTktVISl73LpgVscdW8yg9Gc82oe8FzU1uHjU8b10lU XOMHpqDDEV9//r4ZhkKZ9C4O+YZcTFu+mvAY3GlqivBNkmYsHYSlFsbxc37E1HpTEaSWsGfA HQoPn9qrDJgsgcbBVc1gkUT6hnxShKPp4PlsZVMNjvPAnr5TEBgHkk54HQRhhwcYv1T2QumQ izDiU6iOrUzBThaMhZO3i927SG2DwWDVzZltKrCMD1aMPvb3NU8FOYRhNmIFR3fcalYr+9gD uVKe8BVz4atMOoktmt0GWTOC8P4= In-Reply-To: <20250507152020.1254632-1-john.levon@nutanix.com> Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit Received-SPF: pass client-ip=170.10.133.124; envelope-from=clg@redhat.com; helo=us-smtp-delivery-124.mimecast.com X-Spam_score_int: -34 X-Spam_score: -3.5 X-Spam_bar: --- X-Spam_report: (-3.5 / 5.0 requ) BAYES_00=-1.9, DKIMWL_WL_HIGH=-1.416, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_NONE=-0.0001, RCVD_IN_MSPIKE_H5=0.001, RCVD_IN_MSPIKE_WL=0.001, RCVD_IN_VALIDITY_RPBL_BLOCKED=0.001, RCVD_IN_VALIDITY_SAFE_BLOCKED=0.001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org On 5/7/25 17:20, John Levon wrote: > Hi, this series is against the vfio-next tree: > https://github.com/legoater/qemu/commits/vfio-next > > The series contains patches to vfio to prepare for the vfio-user > implementation. A previous version of these patches can be found at > https://patchew.org/QEMU/20250430194003.2793823-1-john.levon@nutanix.com/ > > The changes have been rebased on vfio-next, and include changes from previous > series code review comments. > > An old version of the full vfio-user series can be found at > https://lore.kernel.org/all/7dd34008-e0f1-4eed-a77e-55b1f68fbe69@redhat.com/T/ > ("[PATCH v8 00/28] vfio-user client"). Please see that series for justification > and context. > > thanks > john > > John Levon (15): > vfio: add vfio_device_prepare() > vfio: add vfio_device_unprepare() > vfio: add vfio_attach_device_by_iommu_type() > vfio: add vfio_device_get_irq_info() helper > vfio: consistently handle return value for helpers > vfio: add strread/writeerror() > vfio: add vfio_pci_config_space_read/write() > vfio: add unmap_all flag to DMA unmap callback > vfio: implement unmap all for DMA unmap callbacks > vfio: add device IO ops vector > vfio: add region info cache > vfio: add read/write to device IO ops vector > vfio: add vfio-pci-base class > vfio/container: pass listener_begin/commit callbacks > vfio/container: pass MemoryRegion to DMA operations > > hw/vfio/pci.h | 10 +- > include/hw/vfio/vfio-container-base.h | 21 ++- > include/hw/vfio/vfio-device.h | 82 ++++++++ > include/system/memory.h | 4 +- > hw/vfio/ap.c | 19 +- > hw/vfio/ccw.c | 25 ++- > hw/vfio/container-base.c | 14 +- > hw/vfio/container.c | 62 ++++--- > hw/vfio/device.c | 183 ++++++++++++++++-- > hw/vfio/igd.c | 10 +- > hw/vfio/iommufd.c | 35 ++-- > hw/vfio/listener.c | 82 +++++--- > hw/vfio/pci.c | 257 ++++++++++++++++---------- > hw/vfio/platform.c | 6 +- > hw/vfio/region.c | 19 +- > hw/virtio/vhost-vdpa.c | 2 +- > system/memory.c | 7 +- > 17 files changed, 603 insertions(+), 235 deletions(-) > I am waiting for an update of patch 12 to apply 01-14 to vfio-next. patch 15 should be addressed independently. Thanks, C.