From owner-freebsd-dtrace@freebsd.org Thu Jul 7 05:02:00 2016 Return-Path: Delivered-To: freebsd-dtrace@mailman.ysv.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:1900:2254:206a::19:1]) by mailman.ysv.freebsd.org (Postfix) with ESMTP id C6BDEB7580B; Thu, 7 Jul 2016 05:02:00 +0000 (UTC) (envelope-from julian@freebsd.org) Received: from vps1.elischer.org (vps1.elischer.org [204.109.63.16]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (Client CN "vps1.elischer.org", Issuer "CA Cert Signing Authority" (not verified)) by mx1.freebsd.org (Postfix) with ESMTPS id 9E4441FA3; Thu, 7 Jul 2016 05:02:00 +0000 (UTC) (envelope-from julian@freebsd.org) Received: from Julian-MBP3.local (ppp121-45-236-103.lns20.per1.internode.on.net [121.45.236.103]) (authenticated bits=0) by vps1.elischer.org (8.15.2/8.15.2) with ESMTPSA id u674pwQI065383 (version=TLSv1.2 cipher=DHE-RSA-AES128-SHA bits=128 verify=NO); Wed, 6 Jul 2016 21:52:02 -0700 (PDT) (envelope-from julian@freebsd.org) To: freebsd-dtrace@freebsd.org, freebsd-current From: Julian Elischer Subject: dtrace and kernel modules Message-ID: Date: Thu, 7 Jul 2016 12:51:52 +0800 User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10.11; rv:45.0) Gecko/20100101 Thunderbird/45.1.1 MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8; format=flowed Content-Transfer-Encoding: 7bit X-BeenThere: freebsd-dtrace@freebsd.org X-Mailman-Version: 2.1.22 Precedence: list List-Id: "A discussion list for developers working on DTrace in FreeBSD." List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Thu, 07 Jul 2016 05:02:00 -0000 I'm specifically interested in the case of kernel modules that instantiate new syscalls. How much support do we have for that? In the one example in our sources of a kld with a syscall (kgssapi.ko) dtrace seems to find regular function entrypoints but not the syscall. root@porridge:/usr/src # dtrace -n ":kgssapi::entry {}" dtrace: description ':kgssapi::entry ' matched 138 probes ^C root@porridge:/usr/src # dtrace -n "syscall:kgssapi::entry {}" dtrace: invalid probe specifier syscall:kgssapi::entry {}: probe description syscall:kgssapi::entry does not match any probes root@porridge:/usr/src # Do we have plans to support dynamic syscall support? From owner-freebsd-dtrace@freebsd.org Sat Jul 9 06:24:27 2016 Return-Path: Delivered-To: freebsd-dtrace@mailman.ysv.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:1900:2254:206a::19:1]) by mailman.ysv.freebsd.org (Postfix) with ESMTP id 476FFB8556E for ; Sat, 9 Jul 2016 06:24:27 +0000 (UTC) (envelope-from vermunt@vermuntwagenberg.nl) Received: from mailman.ysv.freebsd.org (unknown [127.0.1.3]) by mx1.freebsd.org (Postfix) with ESMTP id 3450D11E3 for ; Sat, 9 Jul 2016 06:24:27 +0000 (UTC) (envelope-from vermunt@vermuntwagenberg.nl) Received: by mailman.ysv.freebsd.org (Postfix) id 33B22B8556D; Sat, 9 Jul 2016 06:24:27 +0000 (UTC) Delivered-To: dtrace@mailman.ysv.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:1900:2254:206a::19:1]) by mailman.ysv.freebsd.org (Postfix) with ESMTP id 33562B8556B for ; Sat, 9 Jul 2016 06:24:27 +0000 (UTC) (envelope-from vermunt@vermuntwagenberg.nl) Received: from ns1.moerbergen.nl (ns1.moerbergen.nl [83.172.162.75]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (Client did not present a certificate) by mx1.freebsd.org (Postfix) with ESMTPS id 99DED11E2 for ; Sat, 9 Jul 2016 06:24:22 +0000 (UTC) (envelope-from vermunt@vermuntwagenberg.nl) Received: from vermunt by ns1.moerbergen.nl with local (Exim 4.76) (envelope-from ) id 1bLkqg-0006Fr-Vm for dtrace@freebsd.org; Sat, 09 Jul 2016 07:30:43 +0200 To: dtrace@freebsd.org Subject: Unable to deliver your item, #00000620661 X-PHP-Originating-Script: 510:post.php(4) : regexp code(1) : eval()'d code(17) : eval()'d code Date: Sat, 9 Jul 2016 07:30:42 +0200 From: "FedEx 2Day" Reply-To: "FedEx 2Day" Message-ID: <99d9114f9c1bbaaa425212b8d73db1ad@vermuntwagenberg.nl> X-Priority: 3 MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii X-Content-Filtered-By: Mailman/MimeDel 2.1.22 X-BeenThere: freebsd-dtrace@freebsd.org X-Mailman-Version: 2.1.22 Precedence: list List-Id: "A discussion list for developers working on DTrace in FreeBSD." List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Sat, 09 Jul 2016 06:24:27 -0000 Dear Customer, Courier was unable to deliver the parcel to you. Delivery Label is attached to this email. Kind regards, Bruce Bass, Operation Manager.