From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 36501 invoked by alias); 14 Feb 2017 16:13:19 -0000 Mailing-List: contact systemtap-help@sourceware.org; run by ezmlm Precedence: bulk List-Id: List-Subscribe: List-Post: List-Help: , Sender: systemtap-owner@sourceware.org Received: (qmail 36485 invoked by uid 89); 14 Feb 2017 16:13:17 -0000 Authentication-Results: sourceware.org; auth=none X-Virus-Found: No X-Spam-SWARE-Status: No, score=-1.9 required=5.0 tests=BAYES_00,RP_MATCHES_RCVD,SPF_HELO_PASS autolearn=ham version=3.3.2 spammy=tracked, Hx-languages-length:1088, Arkady, enhancements X-HELO: mx1.redhat.com Received: from mx1.redhat.com (HELO mx1.redhat.com) (209.132.183.28) by sourceware.org (qpsmtpd/0.93/v0.84-503-g423c35a) with ESMTP; Tue, 14 Feb 2017 16:13:16 +0000 Received: from int-mx09.intmail.prod.int.phx2.redhat.com (int-mx09.intmail.prod.int.phx2.redhat.com [10.5.11.22]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mx1.redhat.com (Postfix) with ESMTPS id 9351A7E9CB; Tue, 14 Feb 2017 16:13:16 +0000 (UTC) Received: from t540p.usersys.redhat.com ([10.15.1.190]) by int-mx09.intmail.prod.int.phx2.redhat.com (8.14.4/8.14.4) with ESMTP id v1EGDFm6027881 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-SHA bits=256 verify=NO); Tue, 14 Feb 2017 11:13:16 -0500 Subject: Re: Is there a roadmap for the STAP development? To: Arkady , systemtap@sourceware.org References: From: David Smith Message-ID: <481a3f01-df14-ff12-833e-eeb707fa5256@redhat.com> Date: Tue, 14 Feb 2017 16:13:00 -0000 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:45.0) Gecko/20100101 Thunderbird/45.6.0 MIME-Version: 1.0 In-Reply-To: Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 7bit X-IsSubscribed: yes X-SW-Source: 2017-q1/txt/msg00101.txt.bz2 On 02/14/2017 12:51 AM, Arkady wrote: > Hi, > > I am considering some patches for SystemTap - mostly fixing minor > inconveniences. Obviously I would like to align the efforts and, > hopefully merge the patches into the master. Is there a document > describing the SystemTap development roadmap? Hmm, not that I know of. Some items of future development are tracked as enhancements in sourceware's bugzilla. > Examples of things I would like to extend > > * Add build only flag in the stap utility which does not require root privileges Different from '-p4'? > * Add RPM spec file supporting automatic build of the kernel driver > after kernel updates What do you mean by "the kernel driver"? > * In the _stp_reserve_bytes() return indication that the trace buffer > is overwritten > * Add support for zero copy data transfer You'd have to flesh those last two items out a bit for me to understand what you are looking to do. -- David Smith dsmith@redhat.com Red Hat http://www.redhat.com 256.217.0141 (direct) 256.837.0057 (fax)