From mboxrd@z Thu Jan 1 00:00:00 1970 From: Dave Hansen Subject: Re: Checkpoint/restart (was Re: [PATCH 0/4] - v2 - Object creation with a specified id) Date: Thu, 10 Jul 2008 12:06:34 -0700 Message-ID: <1215716794.9398.41.camel@nimitz> References: <20080418054459.891481000@bull.net> <20080422193612.GA15835@martell.zuzino.mipt.ru> <1208890580.17117.14.camel@nimitz.home.sr71.net> <20080422210130.GA15937@martell.zuzino.mipt.ru> <1208904967.17117.51.camel@nimitz.home.sr71.net> <480ED9D5.1010906@parallels.com> <480FE037.2010302@cs.columbia.edu> <1215709949.9398.15.camel@nimitz> <20080710173246.GA1857@us.ibm.com> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Return-path: In-Reply-To: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: containers-bounces-cunTk1MwBs9QetFLy7KEm3xJsTq8ys+cHZ5vskTnxNA@public.gmane.org Errors-To: containers-bounces-cunTk1MwBs9QetFLy7KEm3xJsTq8ys+cHZ5vskTnxNA@public.gmane.org To: "Eric W. Biederman" Cc: Kirill Korotaev , containers-cunTk1MwBs9QetFLy7KEm3xJsTq8ys+cHZ5vskTnxNA@public.gmane.org, linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, Alexey Dobriyan , Andrew Morton , nick-dnCCA748QAperShJXdIFYw@public.gmane.org, Nadia.Derbey-6ktuUTfB/bM@public.gmane.org List-Id: containers.vger.kernel.org On Thu, 2008-07-10 at 11:55 -0700, Eric W. Biederman wrote: > > > If we do checkpoint-as-a-coredump, then we need userspace to coordinate > > a kernel-generated coredump with a user-generated (?) swapfile snapshot. > > But I guess we figure that out later. > > Well it is a matter of which VMAs you dump. For things that are file backed > you need to dump them. Are we talking about the VMA itself, or the memory backing the VMA? -- Dave