From: Dave Hansen <dave-23VcF4HTsmIX0ybBhKVfKdBPR1lH4CV8@public.gmane.org>
To: "Eric W. Biederman" <ebiederm-aS9lmoZGLiVWk0Htik3J/w@public.gmane.org>
Cc: containers <containers-qjLDD68F18O7TbgM5vRIOg@public.gmane.org>
Subject: Re: [BIG RFC] Filesystem-based checkpoint
Date: Mon, 03 Nov 2008 09:48:29 -0800 [thread overview]
Message-ID: <1225734509.12673.445.camel@nimitz> (raw)
In-Reply-To: <1225732999.12673.442.camel@nimitz>
On Mon, 2008-11-03 at 09:23 -0800, Dave Hansen wrote:
> The problem is that we can't possibly use refcounts (at least the ones
> we have today) alone. For instance, with the pid namespace, we would
> have 1 ref for the 'init' process doing the sys_restore() call and then
> a possible second refcount for /proc. Perhaps we could differentiate
> references to namespaces that instantiate objects inside the namespaces
> from purely references to the namespace *itself*.
By this, I mean something along the lines of 'mm_struct's mm_users vs.
mm_count.
-- Dave
prev parent reply other threads:[~2008-11-03 17:48 UTC|newest]
Thread overview: 26+ messages / expand[flat|nested] mbox.gz Atom feed top
2008-10-28 18:37 [BIG RFC] Filesystem-based checkpoint Dave Hansen
2008-10-28 20:56 ` Serge E. Hallyn
[not found] ` <20081028205654.GA17487-r/Jw6+rmf7HQT0dZR+AlfA@public.gmane.org>
2008-10-28 21:00 ` Dave Hansen
2008-10-28 21:10 ` Dave Hansen
2008-10-30 16:25 ` Oren Laadan
[not found] ` <4909E000.9070201-eQaUEPhvms7ENvBUuze7eA@public.gmane.org>
2008-10-30 16:36 ` Dave Hansen
2008-10-30 18:19 ` Oren Laadan
[not found] ` <4909FAA8.5000107-eQaUEPhvms7ENvBUuze7eA@public.gmane.org>
2008-10-30 19:28 ` Serge E. Hallyn
[not found] ` <20081030192817.GA16340-r/Jw6+rmf7HQT0dZR+AlfA@public.gmane.org>
2008-10-30 19:39 ` Dave Hansen
2008-10-30 19:50 ` Serge E. Hallyn
2008-10-30 19:47 ` Oren Laadan
[not found] ` <490A0F67.5000303-eQaUEPhvms7ENvBUuze7eA@public.gmane.org>
2008-10-30 20:03 ` Serge E. Hallyn
2008-10-30 20:11 ` Dave Hansen
2008-11-04 21:33 ` Mike Waychison
2008-10-30 19:37 ` Dave Hansen
2008-10-30 20:15 ` Oren Laadan
[not found] ` <490A15F5.6010702-eQaUEPhvms7ENvBUuze7eA@public.gmane.org>
2008-10-30 20:40 ` Dave Hansen
2008-10-30 23:33 ` Eric W. Biederman
[not found] ` <m163n9y7yb.fsf-B27657KtZYmhTnVgQlOflh2eb7JE58TQ@public.gmane.org>
2008-10-31 0:09 ` Dave Hansen
2008-10-31 3:12 ` Eric W. Biederman
[not found] ` <m1k5bpwj8j.fsf-B27657KtZYmhTnVgQlOflh2eb7JE58TQ@public.gmane.org>
2008-10-31 10:22 ` Louis Rilling
2008-10-31 13:48 ` Serge E. Hallyn
2008-10-31 14:21 ` Dave Hansen
2008-10-31 20:51 ` Eric W. Biederman
[not found] ` <m1r65wpjx2.fsf-B27657KtZYmhTnVgQlOflh2eb7JE58TQ@public.gmane.org>
2008-11-03 17:23 ` Dave Hansen
2008-11-03 17:48 ` Dave Hansen [this message]
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