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Subject: Re: [PATCH 3/6] Add support to the perf tool to specify extra
 values for raw events and pass them to the kernel.
From: Peter Zijlstra <a.p.zijlstra@chello.nl>
To: Andi Kleen <andi@firstfloor.org>
Cc: Lin Ming <ming.m.lin@intel.com>, Ingo Molnar <mingo@elte.hu>,
        Stephane Eranian <eranian@google.com>,
        linux-kernel <linux-kernel@vger.kernel.org>
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Date: Tue, 22 Feb 2011 16:46:49 +0100
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On Sun, 2011-02-20 at 22:17 +0100, Andi Kleen wrote:
> On Mon, Feb 21, 2011 at 12:57:20AM +0800, Lin Ming wrote:
> > From: Andi Kleen <ak@linux.intel.com>
> > 
> > The new format is -e rXXXX[,YYYY]
> 
> Need to switch to a different character than , as separate -- 
> it's already used for multiple events. Perhaps :

Yeah, I've contemplated writing a proper syntax and parser generator for
all this, its starting to become somewhat of a mess.

Its just that I've since forgotten everything I ever knew about
lex/yacc/bison etc.