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{ "id": 2225296, "url": "http://patchwork.ozlabs.org/api/covers/2225296/?format=api", "web_url": "http://patchwork.ozlabs.org/project/qemu-devel/cover/20260420200339.708640-1-vsementsov@yandex-team.ru/", "project": { "id": 14, "url": "http://patchwork.ozlabs.org/api/projects/14/?format=api", "name": "QEMU Development", "link_name": "qemu-devel", "list_id": "qemu-devel.nongnu.org", "list_email": "qemu-devel@nongnu.org", "web_url": "", "scm_url": "", "webscm_url": "", "list_archive_url": "", "list_archive_url_format": "", "commit_url_format": "" }, "msgid": "<20260420200339.708640-1-vsementsov@yandex-team.ru>", "list_archive_url": null, "date": "2026-04-20T20:03:15", "name": "[v6,00/22] vhost refactoring and fixes", "submitter": { "id": 84116, "url": "http://patchwork.ozlabs.org/api/people/84116/?format=api", "name": "Vladimir Sementsov-Ogievskiy", "email": "vsementsov@yandex-team.ru" }, "mbox": "http://patchwork.ozlabs.org/project/qemu-devel/cover/20260420200339.708640-1-vsementsov@yandex-team.ru/mbox/", "series": [ { "id": 500672, "url": "http://patchwork.ozlabs.org/api/series/500672/?format=api", "web_url": "http://patchwork.ozlabs.org/project/qemu-devel/list/?series=500672", "date": "2026-04-20T20:03:18", "name": "vhost refactoring and fixes", "version": 6, "mbox": "http://patchwork.ozlabs.org/series/500672/mbox/" } ], "comments": "http://patchwork.ozlabs.org/api/covers/2225296/comments/", "headers": { "Return-Path": "<qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org>", "X-Original-To": "incoming@patchwork.ozlabs.org", "Delivered-To": "patchwork-incoming@legolas.ozlabs.org", "Authentication-Results": [ "legolas.ozlabs.org;\n\tdkim=pass (1024-bit key;\n unprotected) header.d=yandex-team.ru header.i=@yandex-team.ru\n header.a=rsa-sha256 header.s=default header.b=UlEMYE+F;\n\tdkim-atps=neutral", "legolas.ozlabs.org;\n spf=pass (sender SPF authorized) smtp.mailfrom=nongnu.org\n (client-ip=209.51.188.17; helo=lists1p.gnu.org;\n envelope-from=qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org;\n receiver=patchwork.ozlabs.org)", "mail-nwsmtp-smtp-corp-main-68.klg.yp-c.yandex.net;\n dkim=pass header.i=@yandex-team.ru" ], "Received": [ "from lists1p.gnu.org (lists1p.gnu.org [209.51.188.17])\n\t(using TLSv1.2 with cipher ECDHE-ECDSA-AES256-GCM-SHA384 (256/256 bits))\n\t(No client certificate requested)\n\tby legolas.ozlabs.org (Postfix) with ESMTPS id 4fzxKC3r9Mz1yHr\n\tfor <incoming@patchwork.ozlabs.org>; Tue, 21 Apr 2026 06:04:31 +1000 (AEST)", "from localhost ([::1] helo=lists1p.gnu.org)\n\tby lists1p.gnu.org with esmtp (Exim 4.90_1)\n\t(envelope-from <qemu-devel-bounces@nongnu.org>)\n\tid 1wEuqt-0001PO-OU; Mon, 20 Apr 2026 16:04:18 -0400", "from eggs.gnu.org ([2001:470:142:3::10])\n by lists1p.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256)\n (Exim 4.90_1) (envelope-from <vsementsov@yandex-team.ru>)\n id 1wEuqf-0001K9-2r\n for qemu-devel@nongnu.org; Mon, 20 Apr 2026 16:04:04 -0400", "from forwardcorp1d.mail.yandex.net ([178.154.239.200])\n by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256)\n (Exim 4.90_1) (envelope-from <vsementsov@yandex-team.ru>)\n id 1wEuqV-0001jy-Tb\n for qemu-devel@nongnu.org; Mon, 20 Apr 2026 16:03:56 -0400", "from mail-nwsmtp-smtp-corp-main-68.klg.yp-c.yandex.net\n (mail-nwsmtp-smtp-corp-main-68.klg.yp-c.yandex.net\n [IPv6:2a02:6b8:c42:94a9:0:640:a3fa:0])\n by forwardcorp1d.mail.yandex.net (Yandex) with ESMTPS id B9F6E8071E;\n Mon, 20 Apr 2026 23:03:44 +0300 (MSK)", "from vsementsov-lin (unknown [2a02:6bf:8080:54b::1:34])\n by mail-nwsmtp-smtp-corp-main-68.klg.yp-c.yandex.net (smtpcorp) with ESMTPSA\n id f3YMX10K1Sw0-rX8ENbec; Mon, 20 Apr 2026 23:03:44 +0300" ], "Precedence": "bulk", "X-Yandex-Fwd": "1", "DKIM-Signature": "v=1; a=rsa-sha256; c=relaxed/relaxed; d=yandex-team.ru;\n s=default; t=1776715424;\n bh=TIB3i5GNINAPB67jeayZE6Mtout+YHZ3nPyW7dgj4Rc=;\n h=Message-ID:Date:Cc:Subject:To:From;\n b=UlEMYE+FtSj50b1UA8+3WO39qfTZDVrp90M/tbRnCRgezrwzhxZytH6QW4N+XPCwN\n fCukNtPQO3ENOoWHAiw2Sb04mm/wIK8HgTvdvSpvMrxZqGM3dnw+ajZP4yHh9hfze4\n knKgNOJL913RHPIqEXA/IDp1ut8XXx5wVUuZr5PM=", "From": "Vladimir Sementsov-Ogievskiy <vsementsov@yandex-team.ru>", "To": "mst@redhat.com", "Cc": "sgarzare@redhat.com, raphael@enfabrica.net, qemu-devel@nongnu.org,\n vsementsov@yandex-team.ru, yc-core@yandex-team.ru,\n d-tatianin@yandex-team.ru", "Subject": "[PATCH v6 00/22] vhost refactoring and fixes", "Date": "Mon, 20 Apr 2026 23:03:15 +0300", "Message-ID": "<20260420200339.708640-1-vsementsov@yandex-team.ru>", "X-Mailer": "git-send-email 2.52.0", "MIME-Version": "1.0", "Content-Type": "text/plain; charset=UTF-8", "Content-Transfer-Encoding": "8bit", "Received-SPF": "pass client-ip=178.154.239.200;\n envelope-from=vsementsov@yandex-team.ru; helo=forwardcorp1d.mail.yandex.net", "X-Spam_score_int": "-20", "X-Spam_score": "-2.1", "X-Spam_bar": "--", "X-Spam_report": "(-2.1 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1,\n DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, SPF_HELO_NONE=0.001,\n 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", "List-Id": "qemu development <qemu-devel.nongnu.org>", "List-Unsubscribe": "<https://lists.nongnu.org/mailman/options/qemu-devel>,\n <mailto:qemu-devel-request@nongnu.org?subject=unsubscribe>", "List-Archive": "<https://lists.nongnu.org/archive/html/qemu-devel>", "List-Post": "<mailto:qemu-devel@nongnu.org>", "List-Help": "<mailto:qemu-devel-request@nongnu.org?subject=help>", "List-Subscribe": "<https://lists.nongnu.org/mailman/listinfo/qemu-devel>,\n <mailto:qemu-devel-request@nongnu.org?subject=subscribe>", "Errors-To": "qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org", "Sender": "qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org" }, "content": "Hi all. That's a preparation for vhost-user-blk backend-transfer\nfeature.\n\nv6:\n04: add vhost-user-stub.c to fix build without vhost-user\n\nVladimir Sementsov-Ogievskiy (22):\n vhost-user: rework enabling vrings\n vhost: drop backend_features field\n vhost-user: introduce vhost_user_has_protocol_feature() helper\n vhost: move protocol_features to vhost_user\n vhost-user-gpu: drop code duplication\n vhost: make vhost_dev.features private\n virtio: move common part of _set_guest_notifier to generic code\n virtio: drop *_set_guest_notifier_fd_handler() helpers\n vhost-user: keep QIOChannelSocket for backend channel\n vhost: vhost_virtqueue_start(): fix failure path\n vhost: make vhost_memory_unmap() null-safe\n vhost: simplify calls to vhost_memory_unmap()\n vhost: move vrings mapping to the top of vhost_virtqueue_start()\n vhost: vhost_virtqueue_start(): drop extra local variables\n vhost: final refactoring of vhost vrings map/unmap\n vhost: simplify vhost_dev_init() error-path\n vhost: move busyloop timeout initialization to vhost_virtqueue_init()\n vhost: vhost_dev_init(): simplify features initialization\n hw/virtio/virtio-bus: refactor virtio_bus_set_host_notifier()\n vhost-user: make trace events more readable\n vhost-user-blk: add some useful trace-points\n vhost: add some useful trace-points\n\n backends/cryptodev-vhost.c | 9 +-\n hw/block/trace-events | 10 ++\n hw/block/vhost-user-blk.c | 26 +++-\n hw/display/vhost-user-gpu.c | 11 +-\n hw/net/vhost_net.c | 35 ++---\n hw/s390x/virtio-ccw.c | 35 +++--\n hw/scsi/vhost-scsi.c | 1 -\n hw/scsi/vhost-user-scsi.c | 1 -\n hw/virtio/meson.build | 3 +\n hw/virtio/trace-events | 16 +-\n hw/virtio/vdpa-dev.c | 3 +-\n hw/virtio/vhost-user-base.c | 8 +-\n hw/virtio/vhost-user-stub.c | 6 +\n hw/virtio/vhost-user.c | 260 ++++++++++++++++++++++-----------\n hw/virtio/vhost.c | 243 +++++++++++++++---------------\n hw/virtio/virtio-bus.c | 18 +--\n hw/virtio/virtio-hmp-cmds.c | 2 -\n hw/virtio/virtio-mmio.c | 41 +-----\n hw/virtio/virtio-pci.c | 34 +----\n hw/virtio/virtio-qmp.c | 12 +-\n hw/virtio/virtio.c | 48 +++---\n include/hw/virtio/vhost-user.h | 4 +\n include/hw/virtio/vhost.h | 63 +++++---\n include/hw/virtio/virtio-pci.h | 3 -\n include/hw/virtio/virtio.h | 15 +-\n net/vhost-vdpa.c | 7 +-\n qapi/virtio.json | 3 -\n 27 files changed, 502 insertions(+), 415 deletions(-)\n create mode 100644 hw/virtio/vhost-user-stub.c" }