diff mbox series

[V7,RESEND,16/17] COLO: notify net filters about checkpoint/failover event

Message ID 20180514165424.12884-17-zhangckid@gmail.com
State New
Headers show
Series COLO: integrate colo frame with block replication and COLO proxy | expand

Commit Message

Zhang Chen May 14, 2018, 4:54 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>
---
 migration/colo.c | 12 ++++++++++++
 1 file changed, 12 insertions(+)

Comments

Dr. David Alan Gilbert May 17, 2018, 9:48 a.m. UTC | #1 
* Zhang Chen (zhangckid@gmail.com) wrote:
> 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 | 12 ++++++++++++
>  1 file changed, 12 insertions(+)
> 
> diff --git a/migration/colo.c b/migration/colo.c
> index 3dfd84d897..15463e2823 100644
> --- a/migration/colo.c
> +++ b/migration/colo.c
> @@ -88,6 +88,11 @@ static void secondary_vm_do_failover(void)
>      if (local_err) {
>          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");
> @@ -799,6 +804,13 @@ 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");
> -- 
> 2.17.0
> 
--
Dr. David Alan Gilbert / dgilbert@redhat.com / Manchester, UK
diff mbox series

Patch

diff --git a/migration/colo.c b/migration/colo.c
index 3dfd84d897..15463e2823 100644
--- a/migration/colo.c
+++ b/migration/colo.c
@@ -88,6 +88,11 @@  static void secondary_vm_do_failover(void)
     if (local_err) {
         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");
@@ -799,6 +804,13 @@  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");