From nobody Sun Feb 8 03:58:11 2026 Delivered-To: importer@patchew.org Received-SPF: pass (zoho.com: domain of gnu.org designates 209.51.188.17 as permitted sender) client-ip=209.51.188.17; envelope-from=qemu-devel-bounces+importer=patchew.org@nongnu.org; helo=lists.gnu.org; Authentication-Results: mx.zohomail.com; spf=pass (zoho.com: domain of gnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer=patchew.org@nongnu.org; dmarc=fail(p=none dis=none) header.from=virtuozzo.com ARC-Seal: i=1; a=rsa-sha256; t=1572970691; cv=none; d=zoho.com; s=zohoarc; b=LlEzXHIxi7QrmNhS7B4gR2MIN5ojNSVlbuC7cO9i5Op7URIKw3NUr1tTvWty3VBXInF3ZHP7aaxtFBDGT3DlJC5kiH/LJvJbqDiQkl55MQ3fUL4uoGlEvslhF3mIIwtLe0c2B9waJCuy2r6zDJyyb7GwNLu4SWkveRp24uwoPmE= ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=zoho.com; s=zohoarc; t=1572970691; h=Cc:Date:From:In-Reply-To:List-Subscribe:List-Post:List-Id:List-Archive:List-Help:List-Unsubscribe:Message-ID:References:Sender:Subject:To; bh=O73eNLCurjE2ehqjtTRvaBY2kuCioMReCLBlrOP2WVc=; b=lDgrQM5IlXK0pB4PI41Cmw08cCf7Yte/LUxYXd7iBSfkVJUL6KeU8ZCA7iQw/zItYkuMY3o9oWELtbHHKFHaSIWc3Mbq9tSgIe2Lii6DTgnko6UFDcn3M99s3vr01m690WkH6nXJKDI1NuTyB9gORFHWSXB7C1r88fF4H6yZzTw= ARC-Authentication-Results: i=1; mx.zoho.com; spf=pass (zoho.com: domain of gnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer=patchew.org@nongnu.org; dmarc=fail header.from= (p=none dis=none) header.from= Return-Path: Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) by mx.zohomail.com with SMTPS id 1572970691297858.819211604729; Tue, 5 Nov 2019 08:18:11 -0800 (PST) Received: from localhost ([::1]:45894 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1iS1X0-0002La-Af for importer@patchew.org; Tue, 05 Nov 2019 11:18:10 -0500 Received: from eggs.gnu.org ([2001:470:142:3::10]:52828) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1iS1QN-0005YP-34 for qemu-devel@nongnu.org; Tue, 05 Nov 2019 11:11:21 -0500 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1iS1QJ-0002vY-Av for qemu-devel@nongnu.org; Tue, 05 Nov 2019 11:11:19 -0500 Received: from relay.sw.ru ([185.231.240.75]:43446) by eggs.gnu.org with esmtps (TLS1.0:DHE_RSA_AES_256_CBC_SHA1:32) (Exim 4.71) (envelope-from ) id 1iS1QI-0002ot-9u; Tue, 05 Nov 2019 11:11:14 -0500 Received: from [10.94.4.71] (helo=dptest2.qa.sw.ru) by relay.sw.ru with esmtp (Exim 4.92.3) (envelope-from ) id 1iS1QA-0000Xh-61; Tue, 05 Nov 2019 19:11:06 +0300 From: Denis Plotnikov To: qemu-devel@nongnu.org Subject: [PATCH v1 4/4] iotests: add test for virtio-scsi and virtio-blk machine type settings Date: Tue, 5 Nov 2019 19:11:05 +0300 Message-Id: <20191105161105.19016-5-dplotnikov@virtuozzo.com> X-Mailer: git-send-email 2.17.0 In-Reply-To: <20191105161105.19016-1-dplotnikov@virtuozzo.com> References: <20191105161105.19016-1-dplotnikov@virtuozzo.com> X-detected-operating-system: by eggs.gnu.org: GNU/Linux 3.x [fuzzy] X-Received-From: 185.231.240.75 X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: fam@euphon.net, kwolf@redhat.com, ehabkost@redhat.com, qemu-block@nongnu.org, mst@redhat.com, stefanha@redhat.com, mreitz@redhat.com, den@virtuozzo.com Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: "Qemu-devel" Content-Transfer-Encoding: quoted-printable MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" It tests proper queue size settings for all available machine types. Signed-off-by: Denis Plotnikov Reviewed-by: Stefan Hajnoczi --- tests/qemu-iotests/267 | 154 +++++++++++++++++++++++++++++++++++++ tests/qemu-iotests/267.out | 1 + tests/qemu-iotests/group | 1 + 3 files changed, 156 insertions(+) create mode 100755 tests/qemu-iotests/267 create mode 100644 tests/qemu-iotests/267.out diff --git a/tests/qemu-iotests/267 b/tests/qemu-iotests/267 new file mode 100755 index 0000000000..6d3cc574b3 --- /dev/null +++ b/tests/qemu-iotests/267 @@ -0,0 +1,154 @@ +#!/usr/bin/env python +# +# Test virtio-scsi and virtio-blk queue settings for all machine types +# +# Copyright (c) 2019 Virtuozzo International GmbH +# +# This program is free software; you can redistribute it and/or modify +# it under the terms of the GNU General Public License as published by +# the Free Software Foundation; either version 2 of the License, or +# (at your option) any later version. +# +# This program is distributed in the hope that it will be useful, +# but WITHOUT ANY WARRANTY; without even the implied warranty of +# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +# GNU General Public License for more details. +# +# You should have received a copy of the GNU General Public License +# along with this program. If not, see . +# + +import sys +import os +import re +import iotests + +sys.path.append(os.path.join(os.path.dirname(__file__), '..', '..', 'scrip= ts')) +import qemu + +# list of device types and virtqueue properties to test +# this is a generalized approach +# for now we just check queue length +# more properties can be added in each list +virtio_scsi_props =3D {'vq_size': 'virtqueue_size'} +virtio_blk_props =3D {'vq_size': 'queue-size'} + +dev_types =3D {'virtio-scsi-pci': virtio_scsi_props, + 'virtio-blk-pci': virtio_blk_props} + +vm_dev_params =3D {'virtio-scsi-pci': ['-device', 'virtio-scsi-pci,id=3Dsc= si0'], + 'virtio-blk-pci': ['-device', + 'virtio-blk-pci,id=3Dscsi0,drive=3Ddri= ve0', + '-drive', + 'driver=3Dnull-co,id=3Ddrive0,if=3Dnon= e']} + +def make_pattern(props): + pattern_items =3D ['{0} =3D \d+'.format(prop) for prop in props] + return '|'.join(pattern_items) + + +def query_virtqueue_props(vm, dev_type_name): + output =3D vm.qmp('human-monitor-command', command_line=3D'info qtree') + output =3D output['return'] + + props_list =3D dev_types[dev_type_name].values(); + + pattern =3D make_pattern(props_list) + + res =3D re.findall(pattern, output) + + if len(res) !=3D len(props_list): + not_found =3D props_list.difference(set(res)) + + ret =3D (0, '({0}): The following properties not found: {1}' + .format(dev_type_name, ', '.join(not_found))) + else: + props =3D dict() + for prop in res: + p =3D prop.split(' =3D ') + props[p[0]] =3D int(p[1]) + ret =3D (1, props) + + return ret + + +def check_mt(mt, dev_type_name): + vm_params =3D ['-machine', mt['name']] + vm_dev_params[dev_type_name] + + vm =3D qemu.QEMUMachine(iotests.qemu_prog, vm_params) + vm.launch() + ret =3D query_virtqueue_props(vm, dev_type_name) + vm.shutdown() + + if ret[0] =3D=3D 0: + print('Error ({0}): {1}'.format(mt['name'], ret[1])) + return 1 + + errors =3D 0 + props =3D ret[1] + + for prop_name, prop_val in props.items(): + if mt[prop_name] !=3D prop_val: + print('Error [{0}, {1}]: {2}=3D{3} (expected {4})'. + format(mt['name'], dev_type_name, prop_name, prop_val, + mt[prop_name])) + errors +=3D 1 + + return errors + +def is_256_virtqueue_size_mt(mt): + mt =3D mt.split("-") + + # machine types like pc-x.x + if len(mt) =3D=3D 2: + return False + + # machine types like pc--x.x[.x] + ver =3D mt[2] + + ver =3D ver.split("."); + + # all versions greater than 4.0.1 goes with 256 queue size + if int(ver[0]) >=3D 4: + major =3D int(ver[1]) + minor =3D 0 + if len(ver) > 2: + minor =3D int(ver[2]) + + if major > 0 or minor > 1: + return True + + return False + + +# collect all machine types except 'none' +vm =3D iotests.VM() +vm.launch() +machines =3D [m['name'] for m in vm.qmp('query-machines')['return']] +vm.shutdown() +machines.remove('none') +machines.remove('isapc') + +failed =3D 0 + +for dev_type in dev_types: + # create a list of machine types and their parameters + # machine types vz8.X.X must have virtqueue_length=3D256 + # others must have virtqueue_length=3D128 + mtypes =3D list() + for m in machines: + if is_256_virtqueue_size_mt(m): + vq_size =3D 256 + else: + vq_size =3D 128 + + mtypes.append({'name': m, dev_types[dev_type]['vq_size']: vq_size}) + + # test each machine type + for mt in mtypes: + failed +=3D check_mt(mt, dev_type) + +if failed > 0: + print('Failed') +else: + print('Success') diff --git a/tests/qemu-iotests/267.out b/tests/qemu-iotests/267.out new file mode 100644 index 0000000000..35821117c8 --- /dev/null +++ b/tests/qemu-iotests/267.out @@ -0,0 +1 @@ +Success diff --git a/tests/qemu-iotests/group b/tests/qemu-iotests/group index 3605796bb2..ab8523ad60 100644 --- a/tests/qemu-iotests/group +++ b/tests/qemu-iotests/group @@ -252,3 +252,4 @@ 255 rw auto quick 256 rw auto quick 266 rw quick +267 auto quick --=20 2.17.0