linux-kernel - Re: [Propose] Isolate core

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Message-ID: <20151220023712.GT20997@ZenIV.linux.org.uk>
Date:	Sun, 20 Dec 2015 02:37:12 +0000
From:	Al Viro <viro@...IV.linux.org.uk>
To:	Dongsheng Yang <yangds.fnst@...fujitsu.com>
Cc:	containers@...ts.linux-foundation.org,
	"Eric W. Biederman" <ebiederm@...ssion.com>,
	LKML <linux-kernel@...r.kernel.org>, cgroups@...r.kernel.org
Subject: Re: [Propose] Isolate core_pattern in mnt namespace.

On Sun, Dec 20, 2015 at 10:14:29AM +0800, Dongsheng Yang wrote:
> On 12/17/2015 07:23 PM, Dongsheng Yang wrote:
> >Hi guys,
> >     We are working on making core dump behaviour isolated in
> >container. But the problem is, the /proc/sys/kernel/core_pattern
> >is a kernel wide setting, not belongs to a container.
> >
> >     So we want to add core_pattern into mnt namespace. What
> >do you think about it?
> 
> Hi Eric,
> 	I found your patch about "net: Implement the per network namespace
> sysctl infrastructure", I want to do the similar thing
> in mnt namespace. Is that suggested way?

Why mnt namespace and not something else?
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