@@ -345,6 +345,15 @@ int vhost_net_start(VirtIODevice *dev, NetClientState *ncs,
error_report("Error binding guest notifier: %d", -r);
goto err;
}
+ if (ncs->peer && ncs->peer->info->type == NET_CLIENT_DRIVER_VHOST_VDPA) {
+ if (k->set_config_notifiers) {
+ r = k->set_config_notifiers(qbus->parent, true, true);
+ if (r < 0) {
+ error_report("Error binding config notifier: %d", -r);
+ goto err;
+ }
+ }
+ }
for (i = 0; i < total_queues; i++) {
peer = qemu_get_peer(ncs, i);
@@ -391,7 +400,15 @@ void vhost_net_stop(VirtIODevice *dev, NetClientState *ncs,
for (i = 0; i < total_queues; i++) {
vhost_net_stop_one(get_vhost_net(ncs[i].peer), dev);
}
-
+ if (ncs->peer && ncs->peer->info->type == NET_CLIENT_DRIVER_VHOST_VDPA) {
+ if (k->set_config_notifiers) {
+ r = k->set_config_notifiers(qbus->parent, false, false);
+ if (r < 0) {
+ error_report("Error unbinding config notifier: %d", -r);
+ }
+ assert(r >= 0);
+ }
+ }
r = k->set_guest_notifiers(qbus->parent, total_queues * 2, false);
if (r < 0) {
fprintf(stderr, "vhost guest notifier cleanup failed: %d\n", r);
When peer is vhost vdpa, setup the configure interrupt function vhost_net_start and release the resource when vhost_net_stop Signed-off-by: Cindy Lu <lulu@redhat.com> --- hw/net/vhost_net.c | 19 ++++++++++++++++++- 1 file changed, 18 insertions(+), 1 deletion(-)