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David Alan Gilbert" , Jason Wang , Eric Blake , Markus Armbruster Date: Mon, 23 Jul 2018 03:33:48 +0800 Message-Id: <20180722193350.6028-19-zhangckid@gmail.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20180722193350.6028-1-zhangckid@gmail.com> References: <20180722193350.6028-1-zhangckid@gmail.com> X-detected-operating-system: by eggs.gnu.org: Genre and OS details not recognized. X-Received-From: 2607:f8b0:400e:c01::242 Subject: [Qemu-devel] [PATCH V10 18/20] COLO: notify net filters about checkpoint/failover event X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: zhanghailiang , Li Zhijian , Zhang Chen Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: "Qemu-devel" X-ZohoMail-DKIM: fail (Header signature does not verify) X-ZohoMail: RDKM_2 RSF_0 Z_629925259 SPT_0 Content-Transfer-Encoding: quoted-printable MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" From: zhanghailiang Notify all net filters about the checkpoint and failover event. Signed-off-by: zhanghailiang Reviewed-by: Dr. David Alan Gilbert --- migration/colo.c | 15 +++++++++++++++ 1 file changed, 15 insertions(+) diff --git a/migration/colo.c b/migration/colo.c index 688d6f40b2..8221a18add 100644 --- a/migration/colo.c +++ b/migration/colo.c @@ -31,6 +31,7 @@ #include "qapi/qapi-events-migration.h" #include "qapi/qmp/qerror.h" #include "sysemu/cpus.h" +#include "net/filter.h" =20 static bool vmstate_loading; static Notifier packets_compare_notifier; @@ -83,6 +84,12 @@ static void secondary_vm_do_failover(void) error_report_err(local_err); } =20 + /* Notify all filters of all NIC to do checkpoint */ + colo_notify_filters_event(COLO_EVENT_FAILOVER, &local_err); + if (local_err) { + error_report_err(local_err); + } + if (!autostart) { error_report("\"-S\" qemu option will be ignored in secondary side= "); /* recover runstate to normal migration finish state */ @@ -781,6 +788,14 @@ void *colo_process_incoming_thread(void *opaque) goto out; } =20 + /* Notify all filters of all NIC to do checkpoint */ + colo_notify_filters_event(COLO_EVENT_CHECKPOINT, &local_err); + + if (local_err) { + qemu_mutex_unlock_iothread(); + goto out; + } + vmstate_loading =3D false; vm_start(); trace_colo_vm_state_change("stop", "run"); --=20 2.17.1