netdev - Re: [PATCH net-next,RFC 00/13] New fast forwarding path

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Date:   Fri, 15 Jun 2018 08:34:33 +0200
From:   Steffen Klassert <steffen.klassert@...unet.com>
To:     David Miller <davem@...emloft.net>
CC:     <tom@...bertland.com>, <pablo@...filter.org>,
        <netfilter-devel@...r.kernel.org>, <netdev@...r.kernel.org>
Subject: Re: [PATCH net-next,RFC 00/13] New fast forwarding path

On Thu, Jun 14, 2018 at 04:58:34PM -0700, David Miller wrote:
> From: Tom Herbert <tom@...bertland.com>
> 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.

Are there patches for the proposal Edward did a while ago,
or was it just a concept?

Maybe we can somehow put things together, I just need some
batching method that works for IPsec and UDP. It does not
need to be exactly the one we proposing here.