On Wed, 18 Apr 2007 11:50:04 +0800 rwen2012 wrote:
> HI, All
>
> I see many 'tso' in the source code, but don't know what does it mean.
> Could anyone tell me what is that and how does it use?
> Thanks.
>
> R.wen
TCP segment(ation) offload
> /* This must be invoked the first time we consider transmitting
> * SKB onto the wire.
> */
> static int tcp_init_tso_segs(struct sock *sk, struct sk_buff *skb, unsigned int mss_now)
> {
> int tso_segs = tcp_skb_pcount(skb);
>
> if (!tso_segs ||
> (tso_segs > 1 &&
> tcp_skb_mss(skb) != mss_now)) {
> tcp_set_skb_tso_segs(sk, skb, mss_now);
> tso_segs = tcp_skb_pcount(skb);
> }
> return tso_segs;
> }
---
~Randy
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