Re: [PATCH 27/33] tools, perf: Add a precise event qualifier

From: Jiri Olsa
Date: Sun Oct 28 2012 - 15:25:00 EST


On Sun, Oct 28, 2012 at 08:13:13PM +0100, Andi Kleen wrote:
> On Sat, Oct 27, 2012 at 09:35:44PM +0200, Jiri Olsa wrote:
> > On Fri, Oct 26, 2012 at 01:30:09PM -0700, Andi Kleen wrote:
> > > From: Andi Kleen <ak@xxxxxxxxxxxxxxx>
> > >
> > > Add a precise qualifier, like cpu/event=0x3c,precise=1/
> > hm, I think this works already via 'p' modifier like:
> > cpu/event=0x3c/p
>
> Not for kernel specified events, which is why this was needed.

I haven't checked deeply, but I thought the modifier is always
applied, what do you mean by 'kernel specified events' ?

jirka
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