* Re: [PATCH 0/3] Generalise ARM perf-events backend for oprofile
[not found] ` <20100823105759.GA18638@infradead.org>
@ 2010-08-23 11:17 ` Matt Fleming
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From: Matt Fleming @ 2010-08-23 11:17 UTC (permalink / raw)
To: Christoph Hellwig
Cc: linux-kernel, Robert Richter, Will Deacon, Paul Mundt,
Russell King, linux-arm-kernel, linux-sh, Peter Zijlstra,
Ingo Molnar, Frederic Weisbecker, Arnaldo Carvalho de Melo,
linux-arch
On Mon, Aug 23, 2010 at 06:57:59AM -0400, Christoph Hellwig wrote:
> 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.
Definitely. I've added linux-arch in case there's some maintainers
that want to use this now.
The new generic code is in this patch,
http://lkml.org/lkml/2010/8/23/118
For an example of how the SH oprofile stuff changed see,
http://lkml.org/lkml/2010/8/23/117
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