From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.org!not-for-mail From: Eli Zaretskii Newsgroups: gmane.emacs.devel Subject: Re: proced: ppid of process ID 0 can be 0 Date: Mon, 22 Dec 2008 21:22:11 +0200 Message-ID: References: <18765.19040.568030.246241@tfkp04.physik.uni-erlangen.de> <18765.29820.997276.703222@tfkp04.physik.uni-erlangen.de> <18765.51840.943986.608296@tfkp04.physik.uni-erlangen.de> Reply-To: Eli Zaretskii NNTP-Posting-Host: lo.gmane.org X-Trace: ger.gmane.org 1229973757 11799 80.91.229.12 (22 Dec 2008 19:22:37 GMT) X-Complaints-To: usenet@ger.gmane.org NNTP-Posting-Date: Mon, 22 Dec 2008 19:22:37 +0000 (UTC) Cc: lekktu@gmail.com, Roland.Winkler@physik.uni-erlangen.de, monnier@iro.umontreal.ca, emacs-devel@gnu.org To: Andreas Schwab Original-X-From: emacs-devel-bounces+ged-emacs-devel=m.gmane.org@gnu.org Mon Dec 22 20:23:42 2008 Return-path: Envelope-to: ged-emacs-devel@m.gmane.org Original-Received: from lists.gnu.org ([199.232.76.165]) by lo.gmane.org with esmtp (Exim 4.50) id 1LEqNJ-0004zs-Hi for ged-emacs-devel@m.gmane.org; Mon, 22 Dec 2008 20:23:33 +0100 Original-Received: from localhost ([127.0.0.1]:46574 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.43) id 1LEqM6-0006hc-7i for ged-emacs-devel@m.gmane.org; Mon, 22 Dec 2008 14:22:18 -0500 Original-Received: from mailman by lists.gnu.org with tmda-scanned (Exim 4.43) id 1LEqM0-0006hG-3T for emacs-devel@gnu.org; Mon, 22 Dec 2008 14:22:12 -0500 Original-Received: from exim by lists.gnu.org with spam-scanned (Exim 4.43) id 1LEqLz-0006gw-3X for emacs-devel@gnu.org; Mon, 22 Dec 2008 14:22:11 -0500 Original-Received: from [199.232.76.173] (port=42829 helo=monty-python.gnu.org) by lists.gnu.org with esmtp (Exim 4.43) id 1LEqLy-0006gt-SA for emacs-devel@gnu.org; Mon, 22 Dec 2008 14:22:10 -0500 Original-Received: from mtaout1.012.net.il ([84.95.2.1]:63824) by monty-python.gnu.org with esmtp (Exim 4.60) (envelope-from ) id 1LEqLy-0008HU-HF for emacs-devel@gnu.org; Mon, 22 Dec 2008 14:22:10 -0500 Original-Received: from conversion-daemon.i-mtaout1.012.net.il by i-mtaout1.012.net.il (HyperSendmail v2007.08) id <0KCA00K00LOTN100@i-mtaout1.012.net.il> for emacs-devel@gnu.org; Mon, 22 Dec 2008 21:24:39 +0200 (IST) Original-Received: from HOME-C4E4A596F7 ([77.126.252.83]) by i-mtaout1.012.net.il (HyperSendmail v2007.08) with ESMTPA id <0KCA00ENRLWY5X20@i-mtaout1.012.net.il>; Mon, 22 Dec 2008 21:24:36 +0200 (IST) In-reply-to: X-012-Sender: halo1@inter.net.il X-detected-operating-system: by monty-python.gnu.org: Solaris 9.1 X-BeenThere: emacs-devel@gnu.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: "Emacs development discussions." List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Original-Sender: emacs-devel-bounces+ged-emacs-devel=m.gmane.org@gnu.org Errors-To: emacs-devel-bounces+ged-emacs-devel=m.gmane.org@gnu.org Xref: news.gmane.org gmane.emacs.devel:107192 Archived-At: > From: Andreas Schwab > Cc: Stefan Monnier , lekktu@gmail.com, > emacs-devel@gnu.org, Roland.Winkler@physik.uni-erlangen.de > Date: Mon, 22 Dec 2008 11:59:37 +0100 > > There are at least two process trees in modern Linux: one tree rooted at > init (pid 1) and another one rooted at kthreadd (the mother of all > kernel threads). On this system: Linux fencepost 2.6.16.29-xen #1 SMP Wed Dec 6 07:32:36 EST 2006 x86_64 GNU/Linux I don't see a kthreadd process. I only see a kthread (one d) which is a child of init. Is this because this system is not modern enough?