linux-kernel - Re: [PATCH] perf: remove PERF_SAMPLE

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Message-ID: <20090827132633.GA6058@nowhere>
Date:	Thu, 27 Aug 2009 15:26:40 +0200
From:	Frederic Weisbecker <fweisbec@...il.com>
To:	Peter Zijlstra <peterz@...radead.org>
Cc:	Ingo Molnar <mingo@...e.hu>, Steven Rostedt <rostedt@...dmis.org>,
	Arjan van de Ven <arjan@...radead.org>,
	Paul Mackerras <paulus@...ba.org>,
	Thomas Gleixner <tglx@...utronix.de>,
	Andrew Morton <akpm@...ux-foundation.org>,
	Linus Torvalds <torvalds@...ux-foundation.org>,
	Christoph Hellwig <hch@...radead.org>,
	LKML <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH] perf: remove PERF_SAMPLE_RAW

On Thu, Aug 27, 2009 at 10:17:53AM +0200, Peter Zijlstra wrote:
> seems I forgot lkml...
> 
> ---
> Apparently people think trace-events became an ABI the moment perf
> exported them, regardless what the text surrounding PERF_SAMPLE_RAW said
> about the opaqueness of the data provided.


But people think wrong. This is why Steve has written the format files
of trace events, to have a dynamic ABI specification.


> I'm not willing to make anything trace related into an ABI, hence remove
> this.


Geeze!

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