From patchwork Thu Oct 6 15:11:29 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Bin Meng X-Patchwork-Id: 13000489 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 6D1D3C433F5 for ; Thu, 6 Oct 2022 15:29:27 +0000 (UTC) Received: from localhost ([::1]:45830 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1ogSoQ-00050y-EX for qemu-devel@archiver.kernel.org; Thu, 06 Oct 2022 11:29:26 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]:58134) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1ogSXv-0003fZ-3d for qemu-devel@nongnu.org; Thu, 06 Oct 2022 11:12:25 -0400 Received: from mail-pl1-x629.google.com ([2607:f8b0:4864:20::629]:42541) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.90_1) (envelope-from ) id 1ogSXt-0004cj-LZ for qemu-devel@nongnu.org; Thu, 06 Oct 2022 11:12:22 -0400 Received: by mail-pl1-x629.google.com with SMTP id c24so1962636pls.9 for ; Thu, 06 Oct 2022 08:12:21 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20210112; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:from:to:cc:subject:date :message-id:reply-to; bh=9AFisMEhPtudU5rqA28QSZ0J20KCJlzzQQR7vCLusZI=; b=qDj61fpMDU7ofxInZN8Iixa2HVBIJr0J5QKjAIWQ4k2mLUczR9SgLKEFxnrHYfUwDK OBIVT7q/OhlTayxdY8tSqT9IB3rELdDvh9SnoJRW7+LZkuUwyAKsCor1i7ggdvfEFFfd YTja1gEFnZ7dNVC8c2wypZRV2uDRrPsig2PrMwXdx7WlqCcaBO/fwy758sqOJUW9KL+W gFaDVb5kSmnGj8SDj86RubV2KtmPGds1fHM/ZSbpO+ri/W2g69YMq2htG1Mcg1g3TC/1 lEUyw+aXJXvUFgE4ndo+WaRTM4jiiu3ssVdc492XUPypSh5jpqiEjtQPbc3wVeKwEUMd MpKA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=9AFisMEhPtudU5rqA28QSZ0J20KCJlzzQQR7vCLusZI=; b=NsrjdBeN9hO6Vlf+/iso5wrHxM7KksiMgbjWbnA26gbimNB5ZAqlNwd+P9gUguZcM6 224tESqcyp/g/H4UOoKvw17lD+uvJekSJ1/gl3JkQtISUJlUP9O+IyzToWV8NqsGkk8Y ai0UlNkwG5wUZRgTw5JjUAU+ikWD0rjuQSAMgUSrZEvzYfAND2YwmQtWHvdcMj0JnevJ rxh03cbdrdsGNOmKavoGtZ7AkCtxGkL4UoHnzwlIA0TPf5GJdoen1sgT4rjmMzMZhe82 ho7oqdNiAC6DyklMUjVu0DVHjb8JzxTR65zvlY0h58+jN4pBcAIWle/HM3S+up2xWijU 0iFw== X-Gm-Message-State: ACrzQf2i68QnvM28ma2UliYbbOrhrHCxvgPmV3NGdynWbFPkliBm4ChD Gtj6h1b9sunh7TWbsYIYdqudfIxC868= X-Google-Smtp-Source: AMsMyM6yuSErXZB296yjwbTq1quK825gRVrj3DXZRMmfUv85l0CXTCuk8G/NIwKr89mcFJ/DcG+uvw== X-Received: by 2002:a17:902:7295:b0:17d:5176:fe6e with SMTP id d21-20020a170902729500b0017d5176fe6emr5041766pll.147.1665069139036; Thu, 06 Oct 2022 08:12:19 -0700 (PDT) Received: from ubuntu.. (144.168.56.201.16clouds.com. [144.168.56.201]) by smtp.gmail.com with ESMTPSA id 135-20020a62148d000000b00540c8ed61ddsm8589067pfu.150.2022.10.06.08.12.15 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 06 Oct 2022 08:12:18 -0700 (PDT) From: Bin Meng To: qemu-devel@nongnu.org Cc: =?utf-8?q?Marc-Andr=C3=A9_Lureau?= , Xuzhou Cheng , Bin Meng , "Dr. David Alan Gilbert" , Juan Quintela , Laurent Vivier , Paolo Bonzini , Thomas Huth Subject: [PATCH 12/18] tests/qtest: migration-test: Make sure QEMU process "to" exited after migration is canceled Date: Thu, 6 Oct 2022 23:11:29 +0800 Message-Id: <20221006151135.2078908-13-bmeng.cn@gmail.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20221006151135.2078908-1-bmeng.cn@gmail.com> References: <20221006151135.2078908-1-bmeng.cn@gmail.com> MIME-Version: 1.0 Received-SPF: pass client-ip=2607:f8b0:4864:20::629; envelope-from=bmeng.cn@gmail.com; helo=mail-pl1-x629.google.com 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, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, FREEMAIL_FROM=0.001, RCVD_IN_DNSWL_NONE=-0.0001, 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" From: Xuzhou Cheng Make sure QEMU process "to" exited before launching another target for migration in the test_multifd_tcp_cancel case. Signed-off-by: Xuzhou Cheng Signed-off-by: Bin Meng --- (no changes since v3) Changes in v3: - Add a usleep(1) in the busy wait loop Changes in v2: - Change to a busy wait after migration is canceled tests/qtest/migration-test.c | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/tests/qtest/migration-test.c b/tests/qtest/migration-test.c index ef4427ff4d..e5ba0e21d2 100644 --- a/tests/qtest/migration-test.c +++ b/tests/qtest/migration-test.c @@ -2140,6 +2140,10 @@ static void test_multifd_tcp_cancel(void) wait_for_migration_pass(from); migrate_cancel(from); + /* Make sure QEMU process "to" exited */ + while (qtest_probe_child(to)) { + usleep(1); + } args = (MigrateStart){ .only_target = true,