From mboxrd@z Thu Jan 1 00:00:00 1970 From: Pavel Emelyanov Subject: Re: [Announce] Checkpoint-restore tool v0.1 Date: Tue, 31 Jul 2012 13:54:09 +0400 Message-ID: <5017AB41.60700@parallels.com> References: <500D09C9.7060903@parallels.com> <500D1116.7070301@parallels.com> <50179CF0.7050200@parallels.com> <5017A053.9000206@parallels.com> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Return-path: In-Reply-To: List-Id: 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: richard -rw- weinberger Cc: "users-GEFAQzZX7r8dnm+yROfE0A@public.gmane.org" , Containers , Linux Kernel Mailing List , "criu-GEFAQzZX7r8dnm+yROfE0A@public.gmane.org" , "lwn-T1hC0tSOHrs@public.gmane.org" , cgroups mailinglist On 07/31/2012 01:29 PM, richard -rw- weinberger wrote: > On Tue, Jul 31, 2012 at 11:07 AM, Pavel Emelyanov wrote: >> Sorry :( However, if you can help with patches on that issue that would be >> highly appreciated :) >> > > Yeah, but I fear it's not that easy. > We'd have to change crtools to work without ptrace(). Well, this is hard. Using ptrace saved us from having many special-purpose APIs for dumping various stuff (there will be an article about it). Thus I don't know which way is simpler -- stop using ptrace or teach ptrece to allow several tracers to attach to one task %) Thanks, Pavel