From 5fbba3d6594aab91a26c255776b80d454682d535 Mon Sep 17 00:00:00 2001
From: Zhang Chen <zhangckid@gmail.com>
Date: Mon, 3 Sep 2018 12:38:56 +0800
Subject: filter: Add handle_event method for NetFilterClass

Filter needs to process the event of checkpoint/failover or
other event passed by COLO frame.

Signed-off-by: zhanghailiang <zhang.zhanghailiang@huawei.com>
Signed-off-by: Zhang Chen <zhangckid@gmail.com>
Signed-off-by: Zhang Chen <chen.zhang@intel.com>
Signed-off-by: Jason Wang <jasowang@redhat.com>
---
 net/net.c | 19 +++++++++++++++++++
 1 file changed, 19 insertions(+)

(limited to 'net/net.c')

diff --git a/net/net.c b/net/net.c
index cdcd5cf634..c66847ed76 100644
--- a/net/net.c
+++ b/net/net.c
@@ -1335,6 +1335,25 @@ void hmp_info_network(Monitor *mon, const QDict *qdict)
     }
 }
 
+void colo_notify_filters_event(int event, Error **errp)
+{
+    NetClientState *nc;
+    NetFilterState *nf;
+    NetFilterClass *nfc = NULL;
+    Error *local_err = NULL;
+
+    QTAILQ_FOREACH(nc, &net_clients, next) {
+        QTAILQ_FOREACH(nf, &nc->filters, next) {
+            nfc = NETFILTER_GET_CLASS(OBJECT(nf));
+            nfc->handle_event(nf, event, &local_err);
+            if (local_err) {
+                error_propagate(errp, local_err);
+                return;
+            }
+        }
+    }
+}
+
 void qmp_set_link(const char *name, bool up, Error **errp)
 {
     NetClientState *ncs[MAX_QUEUE_NUM];
-- 
cgit v1.2.3