Re: +core_pattern-set-core-helpers-root-and-namespace-to-crashing-process.patch added to -mm tree

From: Oleg Nesterov
Date: Thu Dec 20 2012 - 08:02:05 EST

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.



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