netdev - Re: [PATCH v1] net: filter: Just In Time compiler

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Message-ID: <20110402225002.GJ3108@nuttenaction>
Date:	Sun, 3 Apr 2011 00:50:02 +0200
From:	Hagen Paul Pfeifer <hagen@...u.net>
To:	Eric Dumazet <eric.dumazet@...il.com>
Cc:	David Miller <davem@...emloft.net>,
	netdev <netdev@...r.kernel.org>,
	Arnaldo Carvalho de Melo <acme@...radead.org>
Subject: Re: [PATCH v1] net: filter: Just In Time compiler

* Eric Dumazet | 2011-04-03 00:28:21 [+0200]:

>In order to speedup packet filtering, here is an implementation of a JIT
>compiler for x86_64

Great work! Eric, do you have some numbers? For a trivial "ret" filter the
performance gain should be marginal - if any. But what with complex filter
rules? And as said last time: libpcap optimizer seems to be target number one
for optimization. Again: great work!

Hagen
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