From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 10194 invoked by alias); 6 Apr 2006 21:28:43 -0000 Received: (qmail 10185 invoked by uid 22791); 6 Apr 2006 21:28:43 -0000 X-Spam-Status: No, hits=-2.5 required=5.0 tests=AWL,BAYES_00,SPF_HELO_PASS,SPF_PASS,SUBJ_HAS_UNIQ_ID X-Spam-Check-By: sourceware.org Received: from mx1.redhat.com (HELO mx1.redhat.com) (66.187.233.31) by sourceware.org (qpsmtpd/0.31) with ESMTP; Thu, 06 Apr 2006 21:28:41 +0000 Received: from int-mx1.corp.redhat.com (int-mx1.corp.redhat.com [172.16.52.254]) by mx1.redhat.com (8.12.11.20060308/8.12.11) with ESMTP id k36LSdDX015491; Thu, 6 Apr 2006 17:28:39 -0400 Received: from pobox.toronto.redhat.com (pobox.toronto.redhat.com [172.16.14.4]) by int-mx1.corp.redhat.com (8.12.11.20060308/8.11.6) with ESMTP id k36LSd9D022195; Thu, 6 Apr 2006 17:28:39 -0400 Received: from touchme.toronto.redhat.com (IDENT:postfix@touchme.toronto.redhat.com [172.16.14.9]) by pobox.toronto.redhat.com (8.12.8/8.12.8) with ESMTP id k36LSdlO015068; Thu, 6 Apr 2006 17:28:39 -0400 Received: from ton.toronto.redhat.com (ton.toronto.redhat.com [172.16.14.15]) by touchme.toronto.redhat.com (Postfix) with ESMTP id 173BB80022E; Thu, 6 Apr 2006 17:28:39 -0400 (EDT) Received: from ton.toronto.redhat.com (localhost.localdomain [127.0.0.1]) by ton.toronto.redhat.com (8.13.1/8.13.1) with ESMTP id k36LScWV032449; Thu, 6 Apr 2006 17:28:38 -0400 Received: (from fche@localhost) by ton.toronto.redhat.com (8.13.1/8.13.1/Submit) id k36LSc1p032448; Thu, 6 Apr 2006 17:28:38 -0400 Date: Thu, 06 Apr 2006 21:28:00 -0000 From: "Frank Ch. Eigler" To: Hien Q Nguyen Cc: systemtap@sources.redhat.com Subject: Re: [...] kprobes [minutes] portion 20060406 Message-ID: <20060406212838.GB22703@redhat.com> References: Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: User-Agent: Mutt/1.4.1i Mailing-List: contact systemtap-help@sourceware.org; run by ezmlm Precedence: bulk List-Subscribe: List-Post: List-Help: , Sender: systemtap-owner@sourceware.org X-SW-Source: 2006-q2/txt/msg00058.txt.bz2 Hi - On Thu, Apr 06, 2006 at 02:14:46PM -0700, Hien Q Nguyen wrote: > User space probe > Prasanna had prototype that execute the handler in the user space [...] Beyond merely dispatching, it is important to consider what such a handler can do. Would it still be useful if it cannot call into the kernel-side runtime, if it cannot share variables with kernel-space probes? - FChE