From: Eric Dumazet <eric.dumazet@gmail.com>
To: Jesse Gross <jesse@nicira.com>
Cc: Thomas Graf <tgraf@suug.ch>, netdev <netdev@vger.kernel.org>,
"dev@openvswitch.org" <dev@openvswitch.org>
Subject: Re: [PATCH net-next 2/2] openvswitch: Use zerocopy if applicable when performing the upcall
Date: Fri, 24 May 2013 11:58:20 -0700 [thread overview]
Message-ID: <1369421900.3301.431.camel@edumazet-glaptop> (raw)
In-Reply-To: <CAEP_g=87CuiS92YtCZ1V1ME05qq0jGWD9p1WgKZ2jaaG1AWS7w@mail.gmail.com>
On Fri, 2013-05-24 at 10:24 -0700, Jesse Gross wrote:
> Does this have any impact on small packets? Those are usually the
> common case (i.e. TCP SYN) and I think this is slightly less optimal
> for those.
No difference at all, small packets are copied anyway in skb->head
next prev parent reply other threads:[~2013-05-24 18:58 UTC|newest]
Thread overview: 20+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-05-24 14:52 [PATCH net-next 0/2] Open vSwitch zerocopy upcall Thomas Graf
2013-05-24 14:52 ` [PATCH net-next 1/2] net: Export skb_zerocopy() to zerocopy from one skb to another Thomas Graf
2013-05-24 15:31 ` Eric Dumazet
2013-05-24 16:01 ` Thomas Graf
2013-05-24 14:52 ` [PATCH net-next 2/2] openvswitch: Use zerocopy if applicable when performing the upcall Thomas Graf
2013-05-24 17:24 ` Jesse Gross
2013-05-24 18:58 ` Eric Dumazet [this message]
2013-05-24 21:23 ` Jesse Gross
2013-05-24 21:57 ` Eric Dumazet
2013-05-24 22:18 ` Jesse Gross
2013-05-24 22:34 ` Eric Dumazet
2013-05-25 0:08 ` Jesse Gross
2013-05-25 0:32 ` Eric Dumazet
2013-05-25 7:02 ` Thomas Graf
2013-05-25 14:39 ` Eric Dumazet
2013-05-27 1:28 ` Jesse Gross
2013-06-07 12:21 ` Thomas Graf
2013-06-10 20:34 ` Jesse Gross
2013-06-10 20:43 ` David Miller
2013-06-10 20:55 ` Jesse Gross
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