Il 24/05/2012 13:58, Zhi Yong Wu ha scritto: >> > But you will copy packets uselessly. The code before the patch simply >> > left them on the tap file descriptor. This is better because it >> > involves the kernel in flow control. You are introducing "bufferbloat". > You are correct, but can_send_packet will be invoked twice for one > packet delivery.
Doesn't matter, it's cheap. Paolo