linux-kernel - Re: [PATCH 0/3] Generalise ARM perf-events backend for oprofile

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Message-ID: <1282727941.22370.606.camel@pasglop>
Date:	Wed, 25 Aug 2010 19:19:01 +1000
From:	Benjamin Herrenschmidt <benh@...nel.crashing.org>
To:	Will Deacon <will.deacon@....com>
Cc:	Christoph Hellwig <hch@...radead.org>,
	Matt Fleming <matt@...sole-pimps.org>,
	linux-kernel@...r.kernel.org,
	Robert Richter <robert.richter@....com>,
	Paul Mundt <lethal@...ux-sh.org>,
	Russell King <linux@....linux.org.uk>,
	linux-arm-kernel@...ts.infradead.org, linux-sh@...r.kernel.org,
	Peter Zijlstra <peterz@...radead.org>,
	Ingo Molnar <mingo@...e.hu>,
	Frederic Weisbecker <fweisbec@...il.com>,
	Arnaldo Carvalho de Melo <acme@...hat.com>
Subject: Re: [PATCH 0/3] Generalise ARM perf-events backend for oprofile

On Wed, 2010-08-25 at 10:07 +0100, Will Deacon wrote:
> Ideally, the OProfile userspace tools would talk native perf and we
> could do away with oprofilefs and the oprofile buffer altogether.
> Compatibility with the old [read current] OProfile tools can be
> maintained using these patches until the API is deprecated.
> 
> Or is that a bit too optimistic? :) 

Heh, well, dunno, I suspect just moving userspace to native perf tools
is going to happen as soon is not sooner :-)

Ben.

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