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From: Ingo Molnar <mingo@elte.hu>
To: Thomas Gleixner <tglx@linutronix.de>
Cc: Frederic Weisbecker <fweisbec@gmail.com>,
	Steven Rostedt <rostedt@goodmis.org>,
	LKML <linux-kernel@vger.kernel.org>,
	Linus Torvalds <torvalds@linux-foundation.org>,
	Andrew Morton <akpm@linux-foundation.org>,
	Peter Zijlstra <peterz@infradead.org>,
	Christoph Hellwig <hch@lst.de>,
	Mathieu Desnoyers <mathieu.desnoyers@efficios.com>,
	Li Zefan <lizf@cn.fujitsu.com>,
	Lai Jiangshan <laijs@cn.fujitsu.com>,
	Johannes Berg <johannes.berg@intel.com>,
	Masami Hiramatsu <masami.hiramatsu.pt@hitachi.com>,
	Arnaldo Carvalho de Melo <acme@infradead.org>,
	Tom Zanussi <tzanussi@gmail.com>,
	KOSAKI Motohiro <kosaki.motohiro@jp.fujitsu.com>,
	Andi Kleen <andi@firstfloor.org>,
	Masami Hiramatsu <mhiramat@redhat.com>,
	Lin Ming <ming.m.lin@intel.com>,
	Cyrill Gorcunov <gorcunov@gmail.com>,
	Mike Galbraith <efault@gmx.de>, Paul Mackerras <paulus@samba.org>,
	Hitoshi Mitake <mitake@dcl.info.waseda.ac.jp>,
	Robert Richter <robert.richter@amd.com>
Subject: Re: [RFD] Future tracing/instrumentation directions
Date: Thu, 20 May 2010 13:48:51 +0200	[thread overview]
Message-ID: <20100520114851.GA17860@elte.hu> (raw)
In-Reply-To: <20100520114218.GA15531@elte.hu>


* Ingo Molnar <mingo@elte.hu> wrote:

> > as long as the tool is built in a way that it does not 
> > need updates when we add trace points or other 
> > functionality to the kernel.
> 
> Yeah, most definitely. The sysfs event_source class will 
> ensure that whatever (new) events are available 
> propagate through the tool and are available to it.

Note that this approach isnt just for tools/perf/, it will 
be useful for other perf events based tools as well: 
SysProf and for the libpfm based apps.

	Ingo

  reply	other threads:[~2010-05-20 11:49 UTC|newest]

Thread overview: 24+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2010-05-19 17:51 [RFC] Unified Ring Buffer (Next Generation) Steven Rostedt
2010-05-19 18:10 ` Andi Kleen
2010-05-19 18:44   ` Steven Rostedt
2010-05-19 19:25     ` Andi Kleen
2010-05-19 19:38       ` Steven Rostedt
2010-05-19 18:47   ` Mathieu Desnoyers
2010-05-20  6:41     ` Andi Kleen
2010-05-20 13:48       ` Mathieu Desnoyers
2010-05-19 19:05 ` Mathieu Desnoyers
2010-05-20  9:31 ` [RFD] Future tracing/instrumentation directions Ingo Molnar
2010-05-20 10:07   ` Frederic Weisbecker
2010-05-20 11:07     ` Thomas Gleixner
2010-05-20 11:42       ` Ingo Molnar
2010-05-20 11:48         ` Ingo Molnar [this message]
2010-05-20 12:15       ` Frederic Weisbecker
2010-05-20 12:19       ` Theodore Tso
2010-05-20 11:36     ` Ingo Molnar
2010-05-20 13:06       ` Frederic Weisbecker
2010-05-20 14:38   ` Steven Rostedt
2010-05-20 15:04     ` Steven Rostedt
2010-05-20 20:12     ` Steven Rostedt
2010-05-21 17:49     ` Ingo Molnar
2010-05-24 20:13       ` Steven Rostedt
2010-05-21  9:24   ` Li Zefan

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