From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752846AbYJaN7R (ORCPT ); Fri, 31 Oct 2008 09:59:17 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1751679AbYJaN67 (ORCPT ); Fri, 31 Oct 2008 09:58:59 -0400 Received: from e33.co.us.ibm.com ([32.97.110.151]:35712 "EHLO e33.co.us.ibm.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751365AbYJaN66 (ORCPT ); Fri, 31 Oct 2008 09:58:58 -0400 Date: Fri, 31 Oct 2008 08:58:52 -0500 From: "Serge E. Hallyn" To: Oren Laadan Cc: Linus Torvalds , containers@lists.linux-foundation.org, linux-kernel@vger.kernel.org, linux-mm@kvack.org, linux-api@vger.kernel.org, Thomas Gleixner , Dave Hansen , Ingo Molnar , "H. Peter Anvin" , Alexander Viro Subject: Re: [RFC v8][PATCH 11/12] External checkpoint of a task other than ourself Message-ID: <20081031135852.GA11641@us.ibm.com> References: <1225374675-22850-1-git-send-email-orenl@cs.columbia.edu> <1225374675-22850-12-git-send-email-orenl@cs.columbia.edu> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <1225374675-22850-12-git-send-email-orenl@cs.columbia.edu> User-Agent: Mutt/1.5.18 (2008-05-17) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Quoting Oren Laadan (orenl@cs.columbia.edu): > Now we can do "external" checkpoint, i.e. act on another task. > > sys_checkpoint() now looks up the target pid (in our namespace) and > checkpoints that corresponding task. That task should be the root of > a container. > > sys_restart() remains the same, as the restart is always done in the > context of the restarting task. > > Signed-off-by: Oren Laadan (Have looked this up and down, and it looks good, so while it's the easiest piece of code to blame for the BUG() I'm getting, it doesn't seem possible that it is) Acked-by: Serge Hallyn thanks, Oren. -serge