From: David Miller <davem@davemloft.net>
To: dborkman@redhat.com
Cc: eric.dumazet@gmail.com, netdev@vger.kernel.org, tgraf@suug.ch
Subject: Re: [PATCH net-next v2] net: sched: cls_bpf: add BPF-based classifier
Date: Tue, 29 Oct 2013 17:34:09 -0400 (EDT) [thread overview]
Message-ID: <20131029.173409.627047475551100692.davem@davemloft.net> (raw)
In-Reply-To: <8b7eb31a8976ea086ff904e42514e4ab3d937712.1382974535.git.dborkman@redhat.com>
From: Daniel Borkmann <dborkman@redhat.com>
Date: Mon, 28 Oct 2013 16:43:02 +0100
> This work contains a lightweight BPF-based traffic classifier that can
> serve as a flexible alternative to ematch-based tree classification, i.e.
> now that BPF filter engine can also be JITed in the kernel. Naturally, tc
> actions and policies are supported as well with cls_bpf. Multiple BPF
> programs/filter can be attached for a class, or they can just as well be
> written within a single BPF program, that's really up to the user how he
> wishes to run/optimize the code, e.g. also for inversion of verdicts etc.
> The notion of a BPF program's return/exit codes is being kept as follows:
This looks great, although a lot of things this supports could be done
using u32 filters, but this is more flexible.
Applied, thanks.
prev parent reply other threads:[~2013-10-29 21:34 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <cover.1382974535.git.dborkman@redhat.com>
2013-10-28 15:43 ` [PATCH net-next v2] net: sched: cls_bpf: add BPF-based classifier Daniel Borkmann
2013-10-29 21:34 ` David Miller [this message]
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