From: Oleg Nesterov <oleg@redhat.com>
To: Neil Horman <nhorman@tuxdriver.com>
Cc: "Eric W. Biederman" <ebiederm@xmission.com>,
Pavel Emelyanov <xemul@parallels.com>,
Daniel Berrange <berrange@redhat.com>,
Alexander Viro <viro@zeniv.linux.org.uk>,
Serge Hallyn <serge.hallyn@canonical.com>,
Andrew Morton <akpm@linux-foundation.org>,
linux-kernel@vger.kernel.org
Subject: Re: + core_pattern-set-core-helpers-root-and-namespace-to-crashing-process .patch added to -mm tree
Date: Thu, 20 Dec 2012 14:02:08 +0100 [thread overview]
Message-ID: <20121220130208.GA10813@redhat.com> (raw)
In-Reply-To: <20121219204238.GA4390@hmsreliant.think-freely.org>
On 12/19, Neil Horman wrote:
>
> On Wed, Dec 19, 2012 at 05:22:30PM +0100, Oleg Nesterov wrote:
> >
> I wouldn't worry about it. After looking over the changes Eric just had merged
> for 3.8 I'm becomming more convinced that this isn't really needed anymore. With
> his changes, we can migrate a process between all available namespaces
> dynamically in user space.
Except pid_namespace. You still can't change it even with setns().
However setns(CLONE_NEWPID) + fork() creates the child in the target namespace,
probably this is enough for you.
> With that functionality we can just write a setns
> administrative utility to make this all work.
Agreed.
Oleg.
prev parent reply other threads:[~2012-12-20 13:02 UTC|newest]
Thread overview: 13+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-12-17 12:34 + core_pattern-set-core-helpers-root-and-namespace-to-crashing-process .patch added to -mm tree Oleg Nesterov
2012-12-17 15:05 ` Neil Horman
2012-12-17 16:04 ` Oleg Nesterov
2012-12-17 18:39 ` Neil Horman
2012-12-18 20:06 ` Oleg Nesterov
2012-12-18 20:19 ` Neil Horman
2012-12-18 20:45 ` Eric W. Biederman
2012-12-18 21:53 ` Neil Horman
2012-12-19 4:43 ` Eric W. Biederman
2012-12-19 16:34 ` Oleg Nesterov
2012-12-19 16:22 ` Oleg Nesterov
2012-12-19 20:42 ` Neil Horman
2012-12-20 13:02 ` Oleg Nesterov [this message]
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