Re: [PATCH net-next] tcp: do not set queue_mapping on SYNACK

2015-10-18 Thread David Miller
From: Eric Dumazet Date: Fri, 16 Oct 2015 13:00:01 -0700 > From: Eric Dumazet > > At the time of commit fff326990789 ("tcp: reflect SYN queue_mapping into > SYNACK packets") we had little ways to cope with SYN floods. > > We no longer need to reflect incoming skb queue mappings, and instead >

[PATCH net-next] tcp: do not set queue_mapping on SYNACK

2015-10-16 Thread Eric Dumazet
From: Eric Dumazet At the time of commit fff326990789 ("tcp: reflect SYN queue_mapping into SYNACK packets") we had little ways to cope with SYN floods. We no longer need to reflect incoming skb queue mappings, and instead can pick a TX queue based on cpu cooking the SYNACK, with normal XPS affi