linux-kernel - Re: [PATCH 4/4] perf: Add power8 PMU events in JSON format

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Message-ID: <20150527162447.GN7484@tassilo.jf.intel.com>
Date:	Wed, 27 May 2015 09:24:47 -0700
From:	Andi Kleen <ak@...ux.intel.com>
To:	Namhyung Kim <namhyung@...nel.org>
Cc:	Sukadev Bhattiprolu <sukadev@...ux.vnet.ibm.com>,
	Ingo Molnar <mingo@...hat.com>,
	Michael Ellerman <mpe@...erman.id.au>,
	Jiri Olsa <jolsa@...hat.com>,
	Arnaldo Carvalho de Melo <acme@...nel.org>,
	Paul Mackerras <paulus@...ba.org>,
	linuxppc-dev@...ts.ozlabs.org,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH 4/4] perf: Add power8 PMU events in JSON format

On Thu, May 28, 2015 at 12:01:31AM +0900, Namhyung Kim wrote:
> On Wed, May 27, 2015 at 11:41 PM, Andi Kleen <ak@...ux.intel.com> wrote:
> >> > +  {
> >> > +    "EventCode": "0x2505e",
> >> > +    "EventName": "PM_BACK_BR_CMPL",
> >> > +    "BriefDescription": "Branch instruction completed with a target address less than current instruction address,",
> >> > +    "PublicDescription": "Branch instruction completed with a target address less than current instruction address.,"
> >>
> >> Can't we remove PublicDescription field if it's identical to
> >> BriefDescription?  It seems just wasting spaces..
> >
> > It's not always identical. There are events where PublicDescription is much longer (several paragraphs)
> 
> I know.  What I said is make it optional so that we can drop if it's identical.

Should be easy enough. It's already optional in the jevents parser.

-Andi

-- 
ak@...ux.intel.com -- Speaking for myself only
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