From mboxrd@z Thu Jan 1 00:00:00 1970 From: David Miller Subject: Re: [PATCH net-next,RFC 00/13] New fast forwarding path Date: Thu, 14 Jun 2018 16:58:34 -0700 (PDT) Message-ID: <20180614.165834.338565136334574983.davem@davemloft.net> References: <20180614141947.3580-1-pablo@netfilter.org> Mime-Version: 1.0 Content-Type: Text/Plain; charset=us-ascii Content-Transfer-Encoding: 7bit Cc: pablo@netfilter.org, netfilter-devel@vger.kernel.org, netdev@vger.kernel.org, steffen.klassert@secunet.com To: tom@herbertland.com Return-path: In-Reply-To: Sender: netdev-owner@vger.kernel.org List-Id: netfilter-devel.vger.kernel.org From: Tom Herbert Date: Thu, 14 Jun 2018 13:52:03 -0700 > IIRC, there was a similar proposal a while back that want to bundle > packets of the same flow together (without doing GRO) so that they > could be processed by various functions by looking at just one > representative packet in the group. The concept had some promise, but > in the end it created quite a bit of complexity since at some point > the packet bundle needed to be undone to go back to processing the > individual packets. You're probably talking about Edward Cree's SKB list stuff, and as per his presenation at netconf 2 weeks ago he plans to revitalize it given how Spectre et al. gives cause to reevaluate all bulking techniques.