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Wed, 11 Oct 2023 18:44:08 +0000 From: Elena Ufimtseva To: Cc: quintela@redhat.com, peterx@redhat.com, farosas@suse.de, leobras@redhat.com, qemu-devel@nongnu.org Subject: [PATCH v2 4/4] multifd: reset next_packet_len after sending pages Date: Wed, 11 Oct 2023 11:43:58 -0700 Message-Id: <20231011184358.97349-5-elena.ufimtseva@oracle.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20231011184358.97349-1-elena.ufimtseva@oracle.com> References: <20231011184358.97349-1-elena.ufimtseva@oracle.com> X-ClientProxiedBy: SJ0PR03CA0141.namprd03.prod.outlook.com (2603:10b6:a03:33c::26) To BYAPR10MB2869.namprd10.prod.outlook.com (2603:10b6:a03:85::17) MIME-Version: 1.0 X-MS-PublicTrafficType: Email X-MS-TrafficTypeDiagnostic: BYAPR10MB2869:EE_|PH7PR10MB7056:EE_ X-MS-Office365-Filtering-Correlation-Id: cea1e51c-94f6-4706-dad9-08dbca8a0d56 X-MS-Exchange-SenderADCheck: 1 X-MS-Exchange-AntiSpam-Relay: 0 X-Microsoft-Antispam: BCL:0; X-Microsoft-Antispam-Message-Info: nB2cwI+BM62ww0wMShC+SHhnMysby1CT4VIf8hJKdJA8IeMlZy/Sk1UWXTlkKhyYMKmdidFMJOeTskpr6VSRTebqiutUJDQf5w75ppSrERojTB+uyNLga/epkqAzTgtGkaKCDqWqXRXoZ+3Q7J5UhZTsMuNXitggzBWuTS66+J3tEik1wekOL2qpN00OCm6EG/fa6RTpGz1P5Lbm5HvK+GHVx8IXogIIKaGtouLklHAL7fLGlQR0x3s4ehFV2LSa/KdsHIJdxzLyo5sqIhiEkFMkvGfY3neQ32vGynoLhgT0ZtaX+ErqI0Mip5n5ikqrwWV+5TJK5sOaO+26FohLdwi/be788K6Nc2FBjfsHHsbXE+MU5gno065cZsfxPTdJJOKxUgF4hOQQqYbXeQHjGxYmM1Rs4pIyPWQm+p6zaa8NegV+Ag6kDYlGE1VxNiK8b4maiI3D5PtEescgBLN3lxkSq8g4k7kOJdVeO/3Zk7qffNOgeaN3zY59GEiS8GdlUCvy+lL7XAGo1bg7o/zM1uRKaF+Lk+wtF7WFaBQSqaJdJaJF/39NusNGFakPpdX4++EuLs/udphd0fpe11kaDw8ETdsy56xqAX3PrZ3octE= X-Forefront-Antispam-Report: CIP:255.255.255.255; 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envelope-from=elena.ufimtseva@oracle.com; helo=mx0b-00069f02.pphosted.com X-Spam_score_int: -27 X-Spam_score: -2.8 X-Spam_bar: -- X-Spam_report: (-2.8 / 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, RCVD_IN_DNSWL_LOW=-0.7, RCVD_IN_MSPIKE_H5=0.001, RCVD_IN_MSPIKE_WL=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: , Errors-To: qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org Sender: qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org Sometimes multifd sends just sync packet with no pages (normal_num is 0). In this case the old value is being preserved and being accounted for while only packet_len is being transferred. Reset it to 0 after sending and accounting for. Signed-off-by: Elena Ufimtseva Reviewed-by: Fabiano Rosas Reviewed-by: Juan Quintela --- migration/multifd.c | 1 + 1 file changed, 1 insertion(+) diff --git a/migration/multifd.c b/migration/multifd.c index e6e0013c16..c45f5015f8 100644 --- a/migration/multifd.c +++ b/migration/multifd.c @@ -730,6 +730,7 @@ static void *multifd_send_thread(void *opaque) p->next_packet_size + p->packet_len); stat64_add(&mig_stats.transferred, p->next_packet_size + p->packet_len); + p->next_packet_size = 0; qemu_mutex_lock(&p->mutex); p->pending_job--; qemu_mutex_unlock(&p->mutex);