From mboxrd@z Thu Jan 1 00:00:00 1970 From: Oleg Nesterov Subject: Re: [RFC][PATCH 3/7][v4] Define siginfo_from_ancestor_ns() Date: Wed, 24 Dec 2008 23:03:58 +0100 Message-ID: <20081224220358.GA3851@redhat.com> References: <20081224114414.GA7879@us.ibm.com> <20081224115124.GC8020@us.ibm.com> <20081224162823.GE11593@redhat.com> <20081224212426.GD13502@us.ibm.com> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Return-path: Content-Disposition: inline In-Reply-To: <20081224212426.GD13502-r/Jw6+rmf7HQT0dZR+AlfA@public.gmane.org> 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: Sukadev Bhattiprolu Cc: bastian-yyjItF7Rl6lg9hUCZPvPmw@public.gmane.org, linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, ebiederm-aS9lmoZGLiVWk0Htik3J/w@public.gmane.org, containers-qjLDD68F18O7TbgM5vRIOg@public.gmane.org, roland-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org, xemul-GEFAQzZX7r8dnm+yROfE0A@public.gmane.org List-Id: containers.vger.kernel.org On 12/24, Sukadev Bhattiprolu wrote: > > Oleg Nesterov [oleg-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org] wrote: > | And, SI_ASYNCIO only matters when we send the signal to the subnamespace, > | and in that case we will probably mangle .si_pid. So why don't we warn > | when .si_code == SI_USER? > > I was wondering if I should there too :-) But what do you think ? Well, if you ask me, I'd suggest to document the problems with sigqueueinfo() and forget. Whatever we do, we can't be always right. Oleg.