Re: [PATCH v3 net-next 2/4] tcp: take care of compressed acks in tcp_add_reno_sack()

2018-11-28 Thread Neal Cardwell
On Tue, Nov 27, 2018 at 5:42 PM Eric Dumazet wrote: > > Neal pointed out that non sack flows might suffer from ACK compression > added in the following patch ("tcp: implement coalescing on backlog queue") > > Instead of tweaking tcp_add_backlog() we can take into > account how many ACK were coales

[PATCH v3 net-next 2/4] tcp: take care of compressed acks in tcp_add_reno_sack()

2018-11-27 Thread Eric Dumazet
Neal pointed out that non sack flows might suffer from ACK compression added in the following patch ("tcp: implement coalescing on backlog queue") Instead of tweaking tcp_add_backlog() we can take into account how many ACK were coalesced, this information will be available in skb_shinfo(skb)->gso_