From: Ben Greear <greearb@candelatech•com>
To: johnpol@2ka•mipt.ru
Cc: Alexey Kuznetsov <kuznet@ms2•inr.ac.ru>,
davem@davemloft•net, netdev@vger•kernel.org
Subject: Re: Netchannles: first stage has been completed. Further ideas.
Date: Thu, 20 Jul 2006 14:21:57 -0700 [thread overview]
Message-ID: <44BFF3F5.3040104@candelatech.com> (raw)
In-Reply-To: <20060720210849.GA28715@tservice.net.ru>
Evgeniy Polyakov wrote:
>>Backlog is actually not a protection, but a thing equivalent to netchannel.
>>The difference is only that it tries to process something immediately,
>>when it is safe. You can omit this and push everything to backlog(=netchannel),
>>which is processed only by syscalls, if you do not care about latency.
>
>
> If we consider netchannels as how Van Jackobson discribed them, then
> mutext is not needed, since it is impossible to have several readers or
> writers. But in socket case even if there is only one userspace
> consumer, that lock must be held to protect against bh (or introduce
> several queues and complicate a lot their's management (ucopy for
> example)).
Out of curiosity, is it possible to have the single producer logic
if you have two+ ethernet interfaces handling frames for a single
TCP connection? (I am assuming some sort of multi-path routing
logic...)
Thanks,
Ben
--
Ben Greear <greearb@candelatech•com>
Candela Technologies Inc http://www.candelatech.com
next prev parent reply other threads:[~2006-07-20 21:22 UTC|newest]
Thread overview: 60+ messages / expand[flat|nested] mbox.gz Atom feed top
2006-07-18 8:16 Netchannles: first stage has been completed. Further ideas Evgeniy Polyakov
2006-07-18 8:34 ` David Miller
2006-07-18 8:50 ` Evgeniy Polyakov
2006-07-18 11:16 ` Christian Borntraeger
2006-07-18 11:51 ` Evgeniy Polyakov
2006-07-18 12:36 ` Christian Borntraeger
2006-07-18 19:11 ` Evgeniy Polyakov
2006-07-18 21:20 ` David Miller
2006-07-18 12:15 ` Jörn Engel
2006-07-18 19:08 ` Evgeniy Polyakov
2006-07-19 11:00 ` Jörn Engel
2006-07-20 7:42 ` Evgeniy Polyakov
2006-07-18 23:01 ` Alexey Kuznetsov
2006-07-19 0:39 ` David Miller
2006-07-19 5:38 ` Evgeniy Polyakov
2006-07-19 6:30 ` Evgeniy Polyakov
2006-07-19 13:19 ` Alexey Kuznetsov
2006-07-20 7:32 ` Evgeniy Polyakov
2006-07-20 16:41 ` Alexey Kuznetsov
2006-07-20 21:08 ` Evgeniy Polyakov
2006-07-20 21:21 ` Ben Greear [this message]
2006-07-21 7:19 ` Evgeniy Polyakov
2006-07-21 7:20 ` Evgeniy Polyakov
2006-07-21 16:14 ` Ben Greear
2006-07-21 16:27 ` Evgeniy Polyakov
2006-07-22 13:23 ` Caitlin Bestler
2006-07-20 21:40 ` Ian McDonald
2006-07-21 7:26 ` Evgeniy Polyakov
2006-07-20 22:59 ` Alexey Kuznetsov
2006-07-21 4:55 ` David Miller
2006-07-21 7:10 ` Evgeniy Polyakov
2006-07-21 7:47 ` David Miller
2006-07-21 9:06 ` Evgeniy Polyakov
2006-07-21 9:19 ` David Miller
2006-07-21 9:39 ` Evgeniy Polyakov
2006-07-21 9:46 ` David Miller
2006-07-21 9:55 ` Evgeniy Polyakov
2006-07-21 16:26 ` Rick Jones
2006-07-21 20:57 ` David Miller
2006-07-19 19:52 ` Stephen Hemminger
2006-07-19 20:01 ` David Miller
2006-07-19 20:16 ` Stephen Hemminger
2006-07-24 18:54 ` Stephen Hemminger
2006-07-24 20:52 ` Alexey Kuznetsov
2006-07-27 2:17 ` Rusty Russell
2006-07-27 5:17 ` David Miller
2006-07-27 5:46 ` Rusty Russell
2006-07-27 6:00 ` David Miller
2006-07-27 18:54 ` Stephen Hemminger
2006-07-28 8:21 ` David Miller
2006-07-28 5:54 ` Rusty Russell
2006-08-01 4:47 ` David Miller
2006-08-01 6:36 ` Rusty Russell
2006-07-27 16:33 ` Alexey Kuznetsov
2006-07-27 16:51 ` Evgeniy Polyakov
2006-07-27 20:56 ` Alexey Kuznetsov
2006-07-28 5:17 ` Evgeniy Polyakov
2006-07-28 5:34 ` David Miller
2006-07-28 5:47 ` Evgeniy Polyakov
2006-07-28 4:49 ` Rusty Russell
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