From: Ingo Oeser <ioe-lkml@rameria.de>
To: "David S. Miller" <davem@davemloft.net>
Cc: netdev@axxeo.de, 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 16:15:42 +0200 [thread overview]
Message-ID: <200604231615.43399.ioe-lkml@rameria.de> (raw)
In-Reply-To: <20060422.225639.93889487.davem@davemloft.net>
Hi Dave,
On Sunday, 23. April 2006 07:56, David S. Miller wrote:
> > If cacheline bouncing because of the shared filled_entries becomes an issue,
> > you are receiving or sending a lot.
>
> Cacheline bouncing is the core issue being addressed by this
> data structure, so we really can't consider your idea seriously.
Ok, I can see it now more clearly. Many thanks for clearing that up
in the other replies. I had a major misunderstanding there.
> I've just got an off-by-one error, no need to wreck the entire
> data structure just to solve that :-)
Yes, you are right. But even then I can still implement the
reserve/commit once you provide the helpers for
producer_space and consumer_space.
Regards
Ingo Oeser
next prev parent reply other threads:[~2006-04-23 14:18 UTC|newest]
Thread overview: 24+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <Pine.LNX.4.44L0.0604201819040.19330-100000@lifa01.phys.au.dk>
2006-04-20 19:09 ` Van Jacobson's net channels and real-time 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
2006-04-23 5:51 ` David S. Miller
2006-04-23 5:56 ` David S. Miller
2006-04-23 14:15 ` Ingo Oeser [this message]
2006-04-22 19:30 ` bert hubert
2006-04-23 5:53 ` David S. Miller
2006-04-24 17:28 Caitlin Bestler
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