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From: Dan Smith <danms@us•ibm.com>
To: "Serge E. Hallyn" <serue@us•ibm.com>
Cc: containers@lists•osdl.org, netdev@vger•kernel.org
Subject: Re: [PATCH 3/5] Add checkpoint support for veth devices (v2)
Date: Mon, 22 Feb 2010 13:01:15 -0800	[thread overview]
Message-ID: <87ocjh6l44.fsf@caffeine.danplanet.com> (raw)
In-Reply-To: <20100222205738.GA18038@us.ibm.com> (Serge E. Hallyn's message of "Mon\, 22 Feb 2010 14\:57\:38 -0600")

SH> So do you actually know that the peer's netns will have been
SH> checkpointed?  I'm a little fuzzy about where netns and netdevs
SH> are checkpointed.  If you have two private netns's in a container,
SH> with a veth connecting them, and you checkpoint a task in netns 1,
SH> will you fail bc netns 2 hasn't been checkpointed yet bc no task
SH> in it has been checkpointed yet?

Nope, because they're collect()'ed before we checkpoint().

-- 
Dan Smith
IBM Linux Technology Center
email: danms@us•ibm.com

  reply	other threads:[~2010-02-22 21:01 UTC|newest]

Thread overview: 16+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2010-02-16 16:03 Network device and namespace checkpoint/restart (v3) Dan Smith
2010-02-16 16:03 ` [PATCH 1/5] Add checkpoint and collect hooks to net_device_ops Dan Smith
2010-02-16 16:03 ` [PATCH 2/5] C/R: Basic support for network namespaces and devices (v4) Dan Smith
     [not found]   ` <20100222194523.GA13135@us.ibm.com>
2010-02-23 16:35     ` Dan Smith
2010-02-23 16:47       ` Serge E. Hallyn
2010-02-23 17:27         ` Dan Smith
2010-02-23 18:49           ` Serge E. Hallyn
2010-02-16 16:03 ` [PATCH 3/5] Add checkpoint support for veth devices (v2) Dan Smith
     [not found]   ` <1266336187-19105-4-git-send-email-danms-r/Jw6+rmf7HQT0dZR+AlfA@public.gmane.org>
2010-02-22 19:56     ` Serge E. Hallyn
2010-02-22 20:25       ` Dan Smith
2010-02-22 20:57         ` Serge E. Hallyn
2010-02-22 21:01           ` Dan Smith [this message]
2010-02-16 16:03 ` [PATCH 4/5] Add loopback checkpoint support Dan Smith
2010-02-16 16:09   ` Eric Dumazet
2010-02-16 16:13     ` Dan Smith
2010-02-16 16:03 ` [PATCH 5/5] Add a checkpoint handler to the 'sit' device Dan Smith

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