From nobody Mon Feb 9 17:37:42 2026 Delivered-To: importer@patchew.org Authentication-Results: mx.zohomail.com; dkim=fail; spf=pass (zohomail.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=redhat.com Return-Path: Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) by mx.zohomail.com with SMTPS id 1636022852490658.2945104816574; Thu, 4 Nov 2021 03:47:32 -0700 (PDT) Received: from localhost ([::1]:50100 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1miaHL-000770-Jg for importer@patchew.org; Thu, 04 Nov 2021 06:47:31 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]:56646) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1miaAP-0005d8-O9 for qemu-devel@nongnu.org; Thu, 04 Nov 2021 06:40:22 -0400 Received: from us-smtp-delivery-124.mimecast.com ([170.10.133.124]:28296) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1miaAN-000727-5w for qemu-devel@nongnu.org; Thu, 04 Nov 2021 06:40:21 -0400 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-186-AnM3GRueMXWxScWyiW4mBw-1; Thu, 04 Nov 2021 06:40:16 -0400 Received: from smtp.corp.redhat.com (int-mx06.intmail.prod.int.phx2.redhat.com [10.5.11.16]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mimecast-mx01.redhat.com (Postfix) with ESMTPS id 0310D1030C29; Thu, 4 Nov 2021 10:40:16 +0000 (UTC) Received: from localhost (unknown [10.39.192.248]) by smtp.corp.redhat.com (Postfix) with ESMTPS id 9B3255C1D0; Thu, 4 Nov 2021 10:40:15 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1636022418; 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; bh=shVN2QICfYZ2g0c6Fg0kFCLqBxPQx2O4ZEwnCnj642E=; b=Oo1hvT6nJOvltTOXbvNclG15k1Y1qZ3q70kGm6Awpa0WDRzS7Hekg166uJOthIOjMpjdKy C+HqLOgGGj5g9YGTE0Tt/E1yr9DKNCEu5Nwzwiwr6SONKSKrYM0ce2A+EA95XMHuP8Gxqq 9lE5efkPwZR/B76f9EzpVxtL+H6Tsi0= X-MC-Unique: AnM3GRueMXWxScWyiW4mBw-1 From: Hanna Reitz To: qemu-block@nongnu.org Subject: [PATCH 7/7] iotests/030: Unthrottle parallel jobs in reverse Date: Thu, 4 Nov 2021 11:38:49 +0100 Message-Id: <20211104103849.46855-8-hreitz@redhat.com> In-Reply-To: <20211104103849.46855-1-hreitz@redhat.com> References: <20211104103849.46855-1-hreitz@redhat.com> MIME-Version: 1.0 X-Scanned-By: MIMEDefang 2.79 on 10.5.11.16 Authentication-Results: relay.mimecast.com; auth=pass smtp.auth=CUSA124A263 smtp.mailfrom=hreitz@redhat.com X-Mimecast-Spam-Score: 0 X-Mimecast-Originator: redhat.com Content-Transfer-Encoding: quoted-printable Received-SPF: pass (zohomail.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; Received-SPF: pass client-ip=170.10.133.124; envelope-from=hreitz@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=-0.717, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_LOW=-0.7, RCVD_IN_MSPIKE_H2=-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: , Cc: Kevin Wolf , Hanna Reitz , Vladimir Sementsov-Ogievskiy , qemu-devel@nongnu.org Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: "Qemu-devel" X-ZohoMail-DKIM: fail (Header signature does not verify) X-ZM-MESSAGEID: 1636022854122100001 Content-Type: text/plain; charset="utf-8" See the comment for why this is necessary. Signed-off-by: Hanna Reitz --- tests/qemu-iotests/030 | 11 ++++++++++- 1 file changed, 10 insertions(+), 1 deletion(-) diff --git a/tests/qemu-iotests/030 b/tests/qemu-iotests/030 index 5fb65b4bef..567bf1da67 100755 --- a/tests/qemu-iotests/030 +++ b/tests/qemu-iotests/030 @@ -251,7 +251,16 @@ class TestParallelOps(iotests.QMPTestCase): speed=3D1024) self.assert_qmp(result, 'return', {}) =20 - for job in pending_jobs: + # Do this in reverse: After unthrottling them, some jobs may finish + # before we have unthrottled all of them. This will drain their + # subgraph, and this will make jobs above them advance (despite th= ose + # jobs on top being throttled). In the worst case, all jobs below= the + # top one are finished before we can unthrottle it, and this makes= it + # advance so far that it completes before we can unthrottle it - w= hich + # results in an error. + # Starting from the top (i.e. in reverse) does not have this probl= em: + # When a job finishes, the ones below it are not advanced. + for job in reversed(pending_jobs): result =3D self.vm.qmp('block-job-set-speed', device=3Djob, sp= eed=3D0) self.assert_qmp(result, 'return', {}) =20 --=20 2.33.1