1. Tcp will idle loop by tcp_timer when have no packet to send. This will cause low-power devices to be frequently woken up. 2. We should add tcp_timer when timer has been canceled and have packet to send. Signed-off-by: meijian <meijian@xiaomi.com>
1. Tcp will idle loop by tcp_timer when have no packet to send. This will cause low-power devices to be frequently woken up. 2. We should add tcp_timer when timer has been canceled and have packet to send. Signed-off-by: meijian <meijian@xiaomi.com>