From: Dan Smith <danms@us.ibm.com>
To: Oren Laadan <orenl@librato.com>
Cc: containers@lists.osdl.org, netdev@vger.kernel.org,
Alexey Dobriyan <adobriyan@gmail.com>
Subject: Re: [PATCH 5/5] c/r: Add AF_UNIX support (v6)
Date: Tue, 04 Aug 2009 08:16:06 -0700 [thread overview]
Message-ID: <87ws5jlidl.fsf@caffeine.danplanet.com> (raw)
In-Reply-To: <4A77F0EF.9090602@librato.com> (Oren Laadan's message of "Tue\, 04 Aug 2009 04\:27\:27 -0400")
OL> Does this mean that a situation of A->B and B->C is valid only as
OL> long as A->B is done first, otherwise A->B will fail because B
OL> will already be connected to C ?
Correct.
OL> Then, the other problem is to restore correctly you need to mimic
OL> the behavior of sendto() because of the way the skb references the
OL> original socket for the write-buf accounting :(
OL> In turn, this means that during checkpoint you need to record the
OL> _origin_ of each buffer in the queue of afunix dgram sockets :((
Or return EBUSY when there are skb's that are outstanding from before
the re-connect, right?
--
Dan Smith
IBM Linux Technology Center
email: danms@us.ibm.com
next prev parent reply other threads:[~2009-08-04 15:16 UTC|newest]
Thread overview: 31+ messages / expand[flat|nested] mbox.gz Atom feed top
2009-07-22 20:41 Add Checkpoint/Restart support for UNIX sockets Dan Smith
[not found] ` <1248295301-30930-1-git-send-email-danms-r/Jw6+rmf7HQT0dZR+AlfA@public.gmane.org>
2009-07-22 20:41 ` [PATCH 1/5] Add _ckpt_read_hdr_type() helper Dan Smith
[not found] ` <1248295301-30930-2-git-send-email-danms-r/Jw6+rmf7HQT0dZR+AlfA@public.gmane.org>
2009-07-23 3:59 ` Oren Laadan
[not found] ` <4A67E027.1050602-eQaUEPhvms7ENvBUuze7eA@public.gmane.org>
2009-07-23 16:43 ` Dan Smith
2009-07-22 20:41 ` [PATCH 2/5] Add an errno validation function Dan Smith
[not found] ` <1248295301-30930-3-git-send-email-danms-r/Jw6+rmf7HQT0dZR+AlfA@public.gmane.org>
2009-07-23 3:17 ` Oren Laadan
[not found] ` <4A67D654.2000206-RdfvBDnrOixBDgjK7y7TUQ@public.gmane.org>
2009-07-23 15:40 ` Dan Smith
2009-07-22 20:41 ` [PATCH 3/5] Add a ckpt_read_string() function to allow reading of a variable-length (but length-capped) string from the checkpoint stream Dan Smith
[not found] ` <1248295301-30930-4-git-send-email-danms-r/Jw6+rmf7HQT0dZR+AlfA@public.gmane.org>
2009-07-23 4:19 ` Oren Laadan
[not found] ` <4A67E4EC.3070509-RdfvBDnrOixBDgjK7y7TUQ@public.gmane.org>
2009-07-23 16:58 ` Dan Smith
[not found] ` <87y6qfnxoq.fsf-FLMGYpZoEPULwtHQx/6qkW3U47Q5hpJU@public.gmane.org>
2009-07-24 1:32 ` Oren Laadan
2009-07-22 20:41 ` [PATCH 4/5] Add a common sock_bind() helper to unify the security hook Dan Smith
2009-07-22 20:41 ` [PATCH 5/5] c/r: Add AF_UNIX support (v6) Dan Smith
[not found] ` <1248295301-30930-6-git-send-email-danms-r/Jw6+rmf7HQT0dZR+AlfA@public.gmane.org>
2009-07-28 16:54 ` Oren Laadan
2009-07-28 20:34 ` Dan Smith
2009-07-28 21:18 ` Oren Laadan
2009-07-29 13:36 ` Serge E. Hallyn
2009-07-29 14:49 ` Dan Smith
2009-07-29 14:59 ` Serge E. Hallyn
2009-07-29 15:03 ` Dan Smith
2009-07-29 15:34 ` Oren Laadan
2009-07-29 18:37 ` Dan Smith
2009-07-30 15:49 ` Dan Smith
2009-07-30 22:10 ` John Dykstra
2009-07-30 22:12 ` John Dykstra
2009-07-30 22:14 ` Dan Smith
2009-08-04 8:27 ` Oren Laadan
2009-08-04 15:16 ` Dan Smith [this message]
2009-08-04 17:05 ` Oren Laadan
2009-08-04 17:13 ` Dan Smith
2009-07-29 1:56 ` Serge E. Hallyn
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