linux-kernel - Re: [PATCH 0/4] [GIT PULL] memory saving ring buffer for tip/tracing/ftrace

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Date:	Thu, 12 Mar 2009 09:39:20 -0400 (EDT)
From:	Steven Rostedt <rostedt@...dmis.org>
To:	Pierre Ossman <drzeus@...eus.cx>
cc:	KOSAKI Motohiro <kosaki.motohiro@...fujitsu.com>,
	linux-kernel@...r.kernel.org, Ingo Molnar <mingo@...e.hu>,
	Andrew Morton <akpm@...ux-foundation.org>,
	Peter Zijlstra <peterz@...radead.org>,
	Frederic Weisbecker <fweisbec@...il.com>,
	Wu Fengguang <fengguang.wu@...el.com>,
	Pekka Paalanen <pq@....fi>, Neil Horman <nhorman@...hat.com>
Subject: Re: [PATCH 0/4] [GIT PULL] memory saving ring buffer for
 tip/tracing/ftrace


On Thu, 12 Mar 2009, Pierre Ossman wrote:

> On Thu, 12 Mar 2009 16:34:55 +0900 (JST)
> KOSAKI Motohiro <kosaki.motohiro@...fujitsu.com> wrote:
> 
> > > How difficult is it to apply this to 2.6.27? Fedora is still on that
> > > kernel and it would be nice if I could get my memory back on a
> > > distribution kernel. :)
> > 
> > Difficult.
> > but you can use "trace_entries=1" kernel boot parameter :)
> > 
> 
> Ah. I got a tip for trace_buf_size=1, but that didn't work. Your
> version was much better. :)

Yeah, the name changed within the versions.

-- Steve

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