From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753844AbaCaJSe (ORCPT ); Mon, 31 Mar 2014 05:18:34 -0400 Received: from mail7.hitachi.co.jp ([133.145.228.42]:38332 "EHLO mail7.hitachi.co.jp" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753421AbaCaJSd (ORCPT ); Mon, 31 Mar 2014 05:18:33 -0400 Message-ID: <533932E2.5060302@hitachi.com> Date: Mon, 31 Mar 2014 18:18:26 +0900 From: Masami Hiramatsu Organization: Hitachi, Ltd., Japan User-Agent: Mozilla/5.0 (Windows NT 6.1; WOW64; rv:13.0) Gecko/20120614 Thunderbird/13.0.1 MIME-Version: 1.0 To: Jovi Zhangwei Cc: Ingo Molnar , Steven Rostedt , linux-kernel@vger.kernel.org, Greg Kroah-Hartman , Frederic Weisbecker Subject: Re: [RFC PATCH 00/28] ktap: A lightweight dynamic tracing tool for Linux References: <1396014469-5937-1-git-send-email-jovi.zhangwei@gmail.com> In-Reply-To: <1396014469-5937-1-git-send-email-jovi.zhangwei@gmail.com> Content-Type: text/plain; charset=ISO-2022-JP Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Hi Jovi, (2014/03/28 22:47), Jovi Zhangwei wrote: > Hi All, > > The following set of patches add ktap tracing tool. > > ktap is a new script-based dynamic tracing tool for Linux. > It uses a scripting language and lets the user trace system dynamically. > > Highlights features: > * a simple but powerful scripting language > * register-based interpreter (heavily optimized) in Linux kernel > * small and lightweight > * not depend on the GCC toolchain for each script run > * easy to use in embedded environments without debugging info > * support for tracepoint, kprobe, uprobe, function trace, timer, and more > * supported in x86, ARM, PowerPC, MIPS > * safety in sandbox Is this the minimal code base of ktap for upstream? It seems that this series includes many extras. Would you slim this down to the minimum function set (minimum runtime and lua compiler code)? If we succeed to merge the basic functionality, we can add other extra features one by one. Thank you, -- Masami HIRAMATSU IT Management Research Dept. Linux Technology Center Hitachi, Ltd., Yokohama Research Laboratory E-mail: masami.hiramatsu.pt@hitachi.com