(2) Register a handler function for VMstate change.
When vm changes back to running, we flush all queues in the callback function.
Signed-off-by: zhanghailiang<address@hidden>
---
include/net/net.h | 1 +
net/net.c | 26 ++++++++++++++++++++++++++
2 files changed, 27 insertions(+)
diff --git a/include/net/net.h b/include/net/net.h
index 312f728..a294277 100644
--- a/include/net/net.h
+++ b/include/net/net.h
@@ -97,6 +97,7 @@ typedef struct NICState {
NICConf *conf;
void *opaque;
bool peer_deleted;
+ VMChangeStateEntry *vmstate;
} NICState;
NetClientState *qemu_find_netdev(const char *id);
diff --git a/net/net.c b/net/net.c
index 5bb2821..506e58f 100644
--- a/net/net.c
+++ b/net/net.c
@@ -242,6 +242,29 @@ NetClientState *qemu_new_net_client(NetClientInfo
*info,
return nc;
}
+static void nic_vmstate_change_handler(void *opaque,
+ int running,
+ RunState state)
+{
+ NICState *nic = opaque;
+ NetClientState *nc;
+ int i, queues;
+
+ if (!running) {
+ return;
+ }
+
+ queues = MAX(1, nic->conf->peers.queues);