From: David Miller <davem@davemloft.net>
To: danms@us.ibm.com
Cc: containers@lists.osdl.org, benjamin.thery@bull.net,
den@openvz.org, ebiederm@xmission.com, netdev@vger.kernel.org
Subject: Re: [PATCH 6/6] C/R: Add checkpoint support to macvlan driver
Date: Fri, 26 Feb 2010 04:09:52 -0800 (PST) [thread overview]
Message-ID: <20100226.040952.67809551.davem@davemloft.net> (raw)
In-Reply-To: <1267130595-23637-7-git-send-email-danms@us.ibm.com>
From: Dan Smith <danms@us.ibm.com>
Date: Thu, 25 Feb 2010 12:43:15 -0800
> This has an small hidden gotcha. Since the macvlan device is moved
> completely into a container's network namespace, the init netns cannot
> freeze traffic to and from it in order to migrate live network connections
> by simply utilizing its netfilter tables. A helper process in the container
> or something like what was recently discussed on the containers list[1]
> would provide a way to do this.
>
> [1]: https://lists.linux-foundation.org/pipermail/containers/2010-February/023001.html
>
> Signed-off-by: Dan Smith <danms@us.ibm.com>
Acked-by: David S. Miller <davem@davemloft.net>
next prev parent reply other threads:[~2010-02-26 12:09 UTC|newest]
Thread overview: 24+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-02-25 20:43 C/R: Checkpoint and restore network namespaces and devices Dan Smith
2010-02-25 20:43 ` [PATCH 1/6] C/R: Add checkpoint and collect hooks to net_device_ops Dan Smith
2010-02-26 12:08 ` David Miller
2010-02-25 20:43 ` [PATCH 2/6] C/R: Basic support for network namespaces and devices (v5) Dan Smith
2010-02-26 12:08 ` David Miller
2010-02-26 14:56 ` Dan Smith
2010-03-06 3:55 ` Oren Laadan
[not found] ` <4B91D234.2020003-eQaUEPhvms7ENvBUuze7eA@public.gmane.org>
2010-03-06 17:09 ` Dan Smith
2010-03-06 3:53 ` Oren Laadan
[not found] ` <4B91D1A3.9030404-eQaUEPhvms7ENvBUuze7eA@public.gmane.org>
2010-03-06 17:08 ` Dan Smith
[not found] ` <87bpf1idic.fsf-FLMGYpZoEPULwtHQx/6qkW3U47Q5hpJU@public.gmane.org>
2010-03-06 22:21 ` Oren Laadan
2010-03-08 17:36 ` Dan Smith
2010-03-08 17:53 ` Eric W. Biederman
2010-03-08 18:07 ` Dan Smith
2010-03-08 18:36 ` Oren Laadan
2010-02-25 20:43 ` [PATCH 3/6] C/R: Add checkpoint support for veth devices (v2) Dan Smith
2010-02-26 12:09 ` David Miller
2010-02-25 20:43 ` [PATCH 4/6] C/R: Add loopback checkpoint support (v2) Dan Smith
2010-02-26 12:09 ` David Miller
2010-02-25 20:43 ` [PATCH 5/6] C/R: Add a checkpoint handler to the 'sit' device Dan Smith
2010-02-26 12:09 ` David Miller
2010-02-25 20:43 ` [PATCH 6/6] C/R: Add checkpoint support to macvlan driver Dan Smith
2010-02-26 12:09 ` David Miller [this message]
2010-03-15 2:49 ` C/R: Checkpoint and restore network namespaces and devices Oren Laadan
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