From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S967083AbXGaD5f (ORCPT ); Mon, 30 Jul 2007 23:57:35 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S965669AbXGaD45 (ORCPT ); Mon, 30 Jul 2007 23:56:57 -0400 Received: from kludge.physics.uiowa.edu ([128.255.33.129]:47531 "EHLO kludge.physics.uiowa.edu" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S965102AbXGaD44 (ORCPT ); Mon, 30 Jul 2007 23:56:56 -0400 Date: Mon, 30 Jul 2007 22:56:27 -0500 From: Joseph Pingenot To: Al Viro Cc: linux-kernel@vger.kernel.org Message-ID: <20070731035626.GG6812@digitasaru.net> Reply-To: trelane@digitasaru.net Mail-Followup-To: Al Viro , linux-kernel@vger.kernel.org References: <20070731021615.GB6812@digitasaru.net> <20070731031720.GF21089@ftp.linux.org.uk> <20070731032521.GD6812@digitasaru.net> <20070731033113.GE6812@digitasaru.net> <20070731033631.GH21089@ftp.linux.org.uk> <20070731034059.GF6812@digitasaru.net> <20070731035023.GI21089@ftp.linux.org.uk> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20070731035023.GI21089@ftp.linux.org.uk> X-School: University of Iowa X-vi-or-emacs: vi *and* emacs! X-MS-TNEF-Correlator: X-MimeOLE: Not Produced By Microsoft MimeOLE V5.50.4522.1200 User-Agent: Mutt/1.5.15+20070412 (2007-04-11) Subject: Re: inotify and /proc/ X-SA-Exim-Version: 4.2.1 (built Thu, 26 Apr 2007 18:30:04 +0000) Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org >>From Al Viro on Tuesday, 31 July, 2007: >On Mon, Jul 30, 2007 at 10:40:59PM -0500, Joseph Pingenot wrote: >> I'm trying to implement pwait. It blocks until a specified PID exits, >> and then it exits. >er... ptrace(2)? Should work for most common usage scenarios, although will suspect that it won't for for processes owned by another user (at least, I hope it wouldn't). What is dangerous about inotify on a proc file? -- trelane@digitasaru.net./////////////////////////////////////////////// "There is also an entire branch in the physical therapy field dedicated to the treatment of little-finger injuries caused by excessive Emacs use." --Linux Weekly News editor (http://lwn.net/Articles/206916/) ///////260 IATL / The University of Iowa / Iowa City, IA 52242///////