linux-kernel - Re: LTTng kernel integration roadmap, update

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Message-ID: <20081125085904.GA11191@infradead.org>
Date:	Tue, 25 Nov 2008 03:59:04 -0500
From:	Christoph Hellwig <hch@...radead.org>
To:	Theodore Tso <tytso@....edu>,
	Christoph Hellwig <hch@...radead.org>,
	Mathieu Desnoyers <mathieu.desnoyers@...ymtl.ca>,
	ltt-dev@...ts.casi.polymtl.ca, Zhaolei <zhaolei@...fujitsu.com>,
	Lai Jiangshan <laijs@...fujitsu.com>,
	Ingo Molnar <mingo@...e.hu>,
	Steven Rostedt <rostedt@...dmis.org>,
	linux-kernel@...r.kernel.org, Thomas Gleixner <tglx@...utronix.de>,
	Linus Torvalds <torvalds@...l.org>,
	Andrew Morton <akpm@...l.org>, Sam Ravnborg <sam@...nborg.org>
Subject: Re: LTTng kernel integration roadmap, update

On Tue, Nov 25, 2008 at 03:57:22AM -0500, Theodore Tso wrote:
> I agree that we should have a text-based output format for kernel
> hackers, as well as a binary high volume format.  I'd argue also that
> since the text-based one would be used by kernel hackers, we don't
> need to worry so much about keeping the format absolutely stable from
> kernel version to kernel version (and it's not worth it to add version
> tags to the text stream); people who care about a long-term, stable
> interface should use the binary output format, IMHO.  
> 
> I'm not sure everyone will agree with me, but I think it helps to
> simplify the effort behind the text-based output.

Yes, agreed.

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