Refer to the logic of the `netif_carrier_on` on linux. https://github.com/torvalds/linux/blob/master/net/sched/sch_generic.c#L575 Signed-off-by: liqinhui <liqinhui@xiaomi.com>
Refer to the logic of the `netif_carrier_on` on linux. https://github.com/torvalds/linux/blob/master/net/sched/sch_generic.c#L575 Signed-off-by: liqinhui <liqinhui@xiaomi.com>