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

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Message-ID: <20100823105759.GA18638@infradead.org>
Date:	Mon, 23 Aug 2010 06:57:59 -0400
From:	Christoph Hellwig <hch@...radead.org>
To:	Matt Fleming <matt@...sole-pimps.org>
Cc:	linux-kernel@...r.kernel.org,
	Robert Richter <robert.richter@....com>,
	Will Deacon <will.deacon@....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 Mon, Aug 23, 2010 at 11:46:18AM +0100, Matt Fleming wrote:
> The perf-events backend for OProfile that Will Deacon wrote in
> 8c1fc96f6fd1f361428ba805103af0d0eee65179 ("ARM: 6072/1: oprofile: use
> perf-events framework as backend") is of use to more architectures
> than just ARM. Move the code into drivers/oprofile/ so that SH can use
> it instead of the nearly identical copy of its OProfile code.

Nice, I didn't know such a backend already existed.  Now that you
have made it generic we should aim towards making it the only oprofile
backend and getting rid of all the duplication.

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