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[144.168.56.201]) by smtp.gmail.com with ESMTPSA id i7-20020a626d07000000b00540f2323f67sm1453601pfc.95.2022.09.27.04.08.34 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 27 Sep 2022 04:08:37 -0700 (PDT) From: Bin Meng To: qemu-devel@nongnu.org, Thomas Huth Cc: =?UTF-8?q?Marc-Andr=C3=A9=20Lureau?= , Xuzhou Cheng , Bin Meng , "Dr. David Alan Gilbert" , Juan Quintela , Laurent Vivier , Paolo Bonzini Subject: [PATCH v4 43/54] tests/qtest: migration-test: Make sure QEMU process "to" exited after migration is canceled Date: Tue, 27 Sep 2022 19:06:21 +0800 Message-Id: <20220927110632.1973965-44-bmeng.cn@gmail.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20220927110632.1973965-1-bmeng.cn@gmail.com> References: <20220927110632.1973965-1-bmeng.cn@gmail.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Received-SPF: pass client-ip=2607:f8b0:4864:20::635; envelope-from=bmeng.cn@gmail.com; helo=mail-pl1-x635.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 45c5f5761b..6f9fe13488 100644 --- a/tests/qtest/migration-test.c +++ b/tests/qtest/migration-test.c @@ -2132,6 +2132,10 @@ 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, -- 2.34.1