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From: Daniel Lezcano <daniel.lezcano@free.fr>
To: Oleg Nesterov <oleg@redhat.com>
Cc: akpm@linux-foundation.org, serge.hallyn@canonical.com,
	containers@lists.linux-foundation.org, gkurz@fr.ibm.com,
	linux-kernel@vger.kernel.org
Subject: Re: [PATCH 1/1][V3] Add reboot_pid_ns to handle the reboot syscall
Date: Mon, 05 Dec 2011 22:16:11 +0100	[thread overview]
Message-ID: <4EDD349B.2030806@free.fr> (raw)
In-Reply-To: <20111205204238.GA7422@redhat.com>

On 12/05/2011 09:42 PM, Oleg Nesterov wrote:
> On 12/04, Daniel Lezcano wrote:
>> This patch propose to store the reboot value in the 16 upper bits of the
>> exit code from the processes belonging to a pid namespace which has
>> rebooted. When the reboot syscall is called and we are not in the initial
>> pid namespace, we kill the pid namespace.
>>
>> By this way the parent process of the child pid namespace to know if
>> it rebooted or not and take the right decision.
>>
>> Signed-off-by: Daniel Lezcano <daniel.lezcano@free.fr>
>> Acked-by: Serge Hallyn <serge.hallyn@canonical.com>
>> ---
>>  include/linux/pid_namespace.h |    8 +++++++-
>>  kernel/pid_namespace.c        |   33 +++++++++++++++++++++++++++++++++
>>  kernel/sys.c                  |    3 +++
>>  3 files changed, 43 insertions(+), 1 deletions(-)
> Signed-off-by: Oleg Nesterov <oleg@redhat.com>

Looks like our emails crossed by the wire :)
Thanks again Oleg for your comments and your help.

  -- Daniel

  reply	other threads:[~2011-12-05 21:16 UTC|newest]

Thread overview: 15+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2011-12-04 20:24 [PATCH 0/1][V3] Handle reboot in a child pid namespace Daniel Lezcano
2011-12-04 20:24 ` [PATCH 1/1][V3] Add reboot_pid_ns to handle the reboot syscall Daniel Lezcano
2011-12-05 18:35   ` Serge Hallyn
2011-12-05 20:42   ` Oleg Nesterov
2011-12-05 21:16     ` Daniel Lezcano [this message]
2011-12-05 21:17     ` Daniel Lezcano
2011-12-07  1:16   ` Andrew Morton
2011-12-07 15:12     ` Oleg Nesterov
2011-12-07 21:36     ` Daniel Lezcano
2011-12-04 21:27 ` [PATCH 0/1][V3] Handle reboot in a child pid namespace Henrique de Moraes Holschuh
2011-12-04 23:08   ` Daniel Lezcano
2011-12-05 20:49     ` Daniel Lezcano
2011-12-05 20:51       ` Oleg Nesterov
2011-12-05 20:50     ` Oleg Nesterov
2011-12-05 22:38       ` Miquel van Smoorenburg

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