From: Jarek Poplawski <jarkao2@gmail.com>
To: Johann Baudy <johann.baudy@gnu-log.net>
Cc: netdev@vger.kernel.org, Herbert Xu <herbert@gondor.apana.org.au>,
"David S. Miller" <davem@davemloft.net>,
Patrick McHardy <kaber@trash.net>, jamal <hadi@cyberus.ca>,
Christoph Lameter <cl@linux.com>,
Evgeniy Polyakov <zbr@ioremap.net>
Subject: Re: [PATCH] TX_RING and packet mmap
Date: Wed, 6 May 2009 09:38:05 +0000 [thread overview]
Message-ID: <20090506093805.GA6071@ff.dom.local> (raw)
In-Reply-To: <20090506070710.GB4571@ff.dom.local>
On Wed, May 06, 2009 at 07:07:10AM +0000, Jarek Poplawski wrote:
> On 05-05-2009 23:38, Johann Baudy wrote:
> > From: Johann Baudy <johann.baudy@gnu-log.net>
> >
> > New packet socket feature that makes packet socket more efficient for transmission.
> > - It reduces number of system call through a PACKET_TX_RING mechanism, based on PACKET_RX_RING (Circular buffer allocated in kernel space which is mmapped from user space).
> > - It minimizes CPU copy using fragmented SKB (almost zero copy).
> >
> > Signed-off-by: Johann Baudy <johann.baudy@gnu-log.net>
> >
> > --
> > Update:
>
> FYI, this patch is malformed by your mta.
After some discussion on private I admit I might be wrong about it
(since I didn't get this message directly from netdev@), then sorry
for disturbing.
Jarek P.
next prev parent reply other threads:[~2009-05-06 9:38 UTC|newest]
Thread overview: 49+ messages / expand[flat|nested] mbox.gz Atom feed top
2009-05-05 21:38 [PATCH] TX_RING and packet mmap Johann Baudy
2009-05-06 7:07 ` Jarek Poplawski
2009-05-06 9:38 ` Jarek Poplawski [this message]
2009-05-09 20:31 ` David Miller
-- strict thread matches above, loose matches on Subject: below --
2009-05-11 21:21 Johann Baudy
2009-05-12 16:11 ` Andi Kleen
[not found] ` <7e0dd21a0905121058m1f894de6q9805e5392aef3aea@mail.gmail.com>
2009-05-12 18:00 ` Johann Baudy
[not found] ` <7e0dd21a0905121058m1f894de6q9805e5392aef3aea-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2009-05-12 18:15 ` Andi Kleen
2009-05-19 5:12 ` David Miller
2009-04-26 13:06 Johann Baudy
2009-04-29 9:18 ` Evgeniy Polyakov
2009-04-30 20:17 ` Johann Baudy
2009-04-02 19:48 Johann Baudy
2009-04-07 7:26 ` Herbert Xu
2009-04-07 12:48 ` jamal
2009-04-07 13:04 ` Herbert Xu
2009-04-07 13:47 ` jamal
2009-04-07 14:17 ` Herbert Xu
2009-04-07 14:40 ` Johann Baudy
[not found] ` <7e0dd21a0904070738jd8a2714wd840352699f1e9f1@mail.gmail.com>
2009-04-07 20:56 ` jamal
2009-04-07 21:11 ` Evgeniy Polyakov
2009-04-08 21:06 ` Johann Baudy
2009-04-12 10:27 ` Johann Baudy
2009-04-12 10:32 ` Evgeniy Polyakov
2009-04-12 11:23 ` Johann Baudy
2009-04-12 14:24 ` Evgeniy Polyakov
2009-04-12 19:27 ` Johann Baudy
2009-04-12 19:52 ` Evgeniy Polyakov
2009-04-12 20:30 ` Johann Baudy
2009-04-12 20:53 ` Evgeniy Polyakov
2009-04-12 23:31 ` Johann Baudy
2009-04-15 7:10 ` Evgeniy Polyakov
2009-04-15 13:14 ` Johann Baudy
2009-04-16 11:16 ` Evgeniy Polyakov
2009-04-18 21:38 ` Johann Baudy
2009-04-21 9:41 ` Evgeniy Polyakov
2009-04-21 13:16 ` Johann Baudy
2009-04-21 13:56 ` Evgeniy Polyakov
2009-04-08 6:51 ` Herbert Xu
2009-04-21 15:36 ` Christoph Lameter
2009-04-21 20:13 ` Johann Baudy
2009-04-21 20:42 ` Christoph Lameter
2009-04-21 21:00 ` Johann Baudy
2009-04-21 21:00 ` Christoph Lameter
2009-04-21 21:13 ` Johann Baudy
2009-04-21 20:46 ` Johann Baudy
2009-04-21 20:43 ` Christoph Lameter
2009-04-21 21:05 ` Johann Baudy
2009-04-21 21:08 ` Christoph Lameter
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