From: Avi Kivity <avi@argo.co.il>
To: Ingo Oeser <ioe-lkml@rameria.de>
Cc: "Jörn Engel" <joern@wohnheim.fh-wedel.de>,
"Ingo Oeser" <netdev@axxeo.de>,
"David S. Miller" <davem@davemloft.net>,
simlo@phys.au.dk, linux-kernel@vger.kernel.org, mingo@elte.hu,
netdev@vger.kernel.org
Subject: Re: Van Jacobson's net channels and real-time
Date: Sun, 23 Apr 2006 12:23:16 +0300 [thread overview]
Message-ID: <444B4784.8040803@argo.co.il> (raw)
In-Reply-To: <200604221529.59899.ioe-lkml@rameria.de>
Ingo Oeser wrote:
> Hi Jörn,
>
> On Saturday, 22. April 2006 13:48, Jörn Engel wrote:
>
>> Unless I completely misunderstand something, one of the main points of
>> the netchannels if to have *zero* fields written to by both producer
>> and consumer.
>>
>
> Hmm, for me the main point was to keep the complete processing
> of a single packet within one CPU/Core where this is a non-issue.
>
But the interrupt for a packet can be received by cpu 0 whereas the rest
of processing proceeds on cpu 1; so it still helps to keep the producer
index and consumer index on separate cachelines.
--
error compiling committee.c: too many arguments to function
next prev parent reply other threads:[~2006-04-23 9:23 UTC|newest]
Thread overview: 32+ messages / expand[flat|nested] mbox.gz Atom feed top
2006-04-20 16:29 Van Jacobson's net channels and real-time Esben Nielsen
2006-04-20 19:09 ` David S. Miller
2006-04-21 16:52 ` Ingo Oeser
2006-04-22 11:48 ` Jörn Engel
2006-04-22 13:29 ` Ingo Oeser
2006-04-22 13:49 ` Jörn Engel
2006-04-23 0:05 ` Ingo Oeser
2006-04-23 5:50 ` David S. Miller
2006-04-24 16:42 ` Auke Kok
2006-04-24 16:59 ` linux-os (Dick Johnson)
2006-04-24 17:19 ` Rick Jones
2006-04-24 18:12 ` linux-os (Dick Johnson)
2006-04-24 23:17 ` Michael Chan
2006-04-25 1:49 ` Auke Kok
2006-04-25 11:29 ` linux-os (Dick Johnson)
2006-05-02 12:41 ` Vojtech Pavlik
2006-05-02 15:58 ` Andi Kleen
2006-04-23 5:52 ` David S. Miller
2006-04-23 9:23 ` Avi Kivity [this message]
2006-04-23 5:51 ` David S. Miller
2006-04-23 5:56 ` David S. Miller
2006-04-23 14:15 ` Ingo Oeser
2006-04-22 19:30 ` bert hubert
2006-04-23 5:53 ` David S. Miller
2006-04-21 8:53 ` Jan Kiszka
2006-04-24 14:22 ` Esben Nielsen
2006-04-27 8:09 ` Jan Kiszka
2006-04-27 8:16 ` David S. Miller
2006-04-27 10:00 ` Jan Kiszka
2006-04-27 19:50 ` David S. Miller
-- strict thread matches above, loose matches on Subject: below --
2006-04-24 17:28 Caitlin Bestler
[not found] <63KcN-6lD-25@gated-at.bofh.it>
[not found] ` <64wrg-2cg-41@gated-at.bofh.it>
[not found] ` <64wAE-2Cs-9@gated-at.bofh.it>
[not found] ` <64AkV-8cG-7@gated-at.bofh.it>
[not found] ` <65cqo-5tR-33@gated-at.bofh.it>
[not found] ` <65cJF-66i-11@gated-at.bofh.it>
2006-04-24 23:48 ` Robert Hancock
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