Re: [PATCH v4 net-next] net: introduce dev_set_forwarding()

Eric Dumazet
2013-11-08T02:52:34Z

On Thu, 2013-11-07 at 18:42 -0800, Eric Dumazet wrote:

> A normal TSO packets with 16 MSS setups a ~17 DMA descriptors,
> while GSO requires 2 DMA descriptors per MSS, plus a lot of overhead
> in sk_buff allocation/deallocation.

Not mentioning fact that a 64KB packet is adding latencies, since high
prio packets have to wait the whole preceding 64KB packet has left the
host.