diff mbox series

[V10,18/20] COLO: notify net filters about checkpoint/failover event

Message ID 20180722193350.6028-19-zhangckid@gmail.com (mailing list archive)
State New, archived
Headers show
Series COLO: integrate colo frame with block replication and COLO proxy | expand

Commit Message

Zhang Chen July 22, 2018, 7:33 p.m. UTC 
From: zhanghailiang <zhang.zhanghailiang@huawei.com>

Notify all net filters about the checkpoint and failover event.

Signed-off-by: zhanghailiang <zhang.zhanghailiang@huawei.com>
Reviewed-by: Dr. David Alan Gilbert <dgilbert@redhat.com>
---
 migration/colo.c | 15 +++++++++++++++
 1 file changed, 15 insertions(+)
diff mbox series

Patch

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"
 
 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);
     }
 
+    /* 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;
         }
 
+        /* 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 = false;
         vm_start();
         trace_colo_vm_state_change("stop", "run");