From mboxrd@z Thu Jan  1 00:00:00 1970
From: Al Viro <viro-3bDd1+5oDREiFSDQTTA3OLVCufUGDwFn@public.gmane.org>
Subject: Re: [Propose] Isolate core_pattern in mnt namespace.
Date: Sun, 20 Dec 2015 02:37:12 +0000
Message-ID: <20151220023712.GT20997@ZenIV.linux.org.uk>
References: <56729B3D.1040502@cn.fujitsu.com> <56760F05.3020308@cn.fujitsu.com>
Mime-Version: 1.0
Content-Type: text/plain; charset="us-ascii"
Content-Transfer-Encoding: 7bit
Return-path: <containers-bounces-cunTk1MwBs9QetFLy7KEm3xJsTq8ys+cHZ5vskTnxNA@public.gmane.org>
Content-Disposition: inline
In-Reply-To: <56760F05.3020308-BthXqXjhjHXQFUHtdCDX3A@public.gmane.org>
List-Unsubscribe: <https://lists.linuxfoundation.org/mailman/options/containers>,
	<mailto:containers-request-cunTk1MwBs9QetFLy7KEm3xJsTq8ys+cHZ5vskTnxNA@public.gmane.org?subject=unsubscribe>
List-Archive: <http://lists.linuxfoundation.org/pipermail/containers/>
List-Post: <mailto:containers-cunTk1MwBs9QetFLy7KEm3xJsTq8ys+cHZ5vskTnxNA@public.gmane.org>
List-Help: <mailto:containers-request-cunTk1MwBs9QetFLy7KEm3xJsTq8ys+cHZ5vskTnxNA@public.gmane.org?subject=help>
List-Subscribe: <https://lists.linuxfoundation.org/mailman/listinfo/containers>,
	<mailto:containers-request-cunTk1MwBs9QetFLy7KEm3xJsTq8ys+cHZ5vskTnxNA@public.gmane.org?subject=subscribe>
Sender: containers-bounces-cunTk1MwBs9QetFLy7KEm3xJsTq8ys+cHZ5vskTnxNA@public.gmane.org
Errors-To: containers-bounces-cunTk1MwBs9QetFLy7KEm3xJsTq8ys+cHZ5vskTnxNA@public.gmane.org
To: Dongsheng Yang <yangds.fnst-BthXqXjhjHXQFUHtdCDX3A@public.gmane.org>
Cc: cgroups-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, containers-cunTk1MwBs9QetFLy7KEm3xJsTq8ys+cHZ5vskTnxNA@public.gmane.org, "Eric W. Biederman" <ebiederm-aS9lmoZGLiVWk0Htik3J/w@public.gmane.org>, LKML <linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org>
List-Id: containers.vger.kernel.org

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?