From: Eric Dumazet <erdnetdev@gmail.com>
To: Benjamin LaHaise <bcrl@kvack.org>
Cc: David Miller <davem@davemloft.net>,
socketcan@hartkopp.net, netdev@vger.kernel.org
Subject: Re: [PATCH net-next] pkt_sched: namespace aware ifb
Date: Sun, 13 Jan 2013 08:35:45 -0800 [thread overview]
Message-ID: <1358094945.8744.24.camel@edumazet-glaptop> (raw)
In-Reply-To: <20130113145929.GK5259@kvack.org>
On Sun, 2013-01-13 at 09:59 -0500, Benjamin LaHaise wrote:
>
> The locking isn't the issue, but how the network namespace is selected it.
> I've implemented some virtual router functionality using network namespaces,
> and prior to having the setns() syscall, the only way to manipulate other
> network namespaces was via socket passing between threads in different
> namespaces. One of the optimizations in using this technique was to open a
> netlink socket in another namespace, then pass that file descriptor back to
> the main daemon. The code could then add routes and manipulate other areas
> of the network stack via that netlink socket.
>
OK thats evil, I'll pass the net pointer then.
Thanks
next prev parent reply other threads:[~2013-01-13 16:35 UTC|newest]
Thread overview: 24+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-01-12 13:48 [RFC davem] revert: net: Make skb->skb_iif always track skb->dev Oliver Hartkopp
2013-01-12 18:13 ` Jiri Pirko
2013-01-12 18:40 ` Oliver Hartkopp
2013-01-12 19:37 ` Jiri Pirko
2013-01-12 20:14 ` Oliver Hartkopp
2013-01-12 21:23 ` David Miller
2013-01-12 21:36 ` David Miller
2013-01-13 3:06 ` [PATCH net-next] pkt_sched: namespace aware ifb Eric Dumazet
2013-01-13 3:50 ` Benjamin LaHaise
2013-01-13 5:49 ` Eric Dumazet
2013-01-13 14:44 ` Jamal Hadi Salim
2013-01-13 16:41 ` Benjamin LaHaise
2013-01-13 16:57 ` Eric Dumazet
2013-01-13 17:25 ` Jamal Hadi Salim
2013-01-14 5:40 ` Eric Dumazet
2013-01-13 17:46 ` [PATCH net-next] ifb: dont hard code inet_net use Eric Dumazet
2013-01-14 13:13 ` Jamal Hadi Salim
2013-01-14 15:15 ` [PATCH net-next] pkt_sched: namespace aware act_mirred Benjamin LaHaise
2013-01-14 20:10 ` David Miller
2013-01-14 20:13 ` [PATCH net-next] ifb: dont hard code inet_net use David Miller
2013-01-13 14:59 ` [PATCH net-next] pkt_sched: namespace aware ifb Benjamin LaHaise
2013-01-13 16:35 ` Eric Dumazet [this message]
2013-01-13 11:01 ` [RFC davem] revert: net: Make skb->skb_iif always track skb->dev Oliver Hartkopp
2013-01-13 13:20 ` David Miller
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