From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from psmtp.com (na3sys010amx172.postini.com [74.125.245.172]) by kanga.kvack.org (Postfix) with SMTP id DC9A96B009D for ; Tue, 17 Jan 2012 06:12:46 -0500 (EST) Received: from /spool/local by e37.co.us.ibm.com with IBM ESMTP SMTP Gateway: Authorized Use Only! Violators will be prosecuted for from ; Tue, 17 Jan 2012 04:12:45 -0700 Received: from d03relay01.boulder.ibm.com (d03relay01.boulder.ibm.com [9.17.195.226]) by d03dlp03.boulder.ibm.com (Postfix) with ESMTP id DC22319D8049 for ; Tue, 17 Jan 2012 04:12:38 -0700 (MST) Received: from d03av04.boulder.ibm.com (d03av04.boulder.ibm.com [9.17.195.170]) by d03relay01.boulder.ibm.com (8.13.8/8.13.8/NCO v10.0) with ESMTP id q0HBCeQv131702 for ; Tue, 17 Jan 2012 04:12:40 -0700 Received: from d03av04.boulder.ibm.com (loopback [127.0.0.1]) by d03av04.boulder.ibm.com (8.14.4/8.13.1/NCO v10.0 AVout) with ESMTP id q0HBCZNu032598 for ; Tue, 17 Jan 2012 04:12:39 -0700 Date: Tue, 17 Jan 2012 16:33:45 +0530 From: Srikar Dronamraju Subject: Re: [PATCH v9 3.2 7/9] tracing: uprobes trace_event interface Message-ID: <20120117110345.GC15447@linux.vnet.ibm.com> Reply-To: Srikar Dronamraju References: <20120110114821.17610.9188.sendpatchset@srdronam.in.ibm.com> <20120110114943.17610.28293.sendpatchset@srdronam.in.ibm.com> <20120116131137.GB5265@m.brq.redhat.com> <20120117092838.GB10397@elte.hu> <20120117102231.GB15447@linux.vnet.ibm.com> <20120117105916.GA3664@elte.hu> MIME-Version: 1.0 Content-Type: text/plain; charset=iso-8859-1 Content-Disposition: inline In-Reply-To: <20120117105916.GA3664@elte.hu> Sender: owner-linux-mm@kvack.org List-ID: To: Ingo Molnar Cc: Jiri Olsa , Arnaldo Carvalho de Melo , Peter Zijlstra , Linus Torvalds , Oleg Nesterov , Andrew Morton , LKML , Linux-mm , Andi Kleen , Christoph Hellwig , Steven Rostedt , Roland McGrath , Thomas Gleixner , Masami Hiramatsu , Arnaldo Carvalho de Melo , Anton Arapov , Ananth N Mavinakayanahalli , Jim Keniston , Stephen Rothwell * Ingo Molnar [2012-01-17 11:59:16]: > > btw., i'd write the CONFIG_UPROBE_EVENT .config help text: > > This allows the user to add tracing events on top of userspace > dynamic events (similar to tracepoints) on the fly via the > traceevents interface. Those events can be inserted wherever > uprobes can probe, and record various registers. > > This option is required if you plan to use perf-probe > subcommand of perf tools on user space applications. > > In a clearer form: > > This allows the user to add user-space dynamic events on the > fly, similar to tracepoints. These events can be inserted > into just about any user-space code transparently, and can > record register state there on the fly, which is then used by > instrumentation tools. > > This option is required if you plan to use the "perf probe" > subcommand of the perf tool on user space applications. > Okay, Will change as suggested. -- Thanks and Regards Srikar -- To unsubscribe, send a message with 'unsubscribe linux-mm' in the body to majordomo@kvack.org. For more info on Linux MM, see: http://www.linux-mm.org/ . Fight unfair telecom internet charges in Canada: sign http://stopthemeter.ca/ Don't email: email@kvack.org