linux-kernel - Re: [PATCH v6 4/4] perf vendor events arm64: Add ThunderX2 implementation defined pmu core events

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Message-ID: <20170829124730.GH17961@rric.localdomain>
Date:   Tue, 29 Aug 2017 14:47:30 +0200
From:   Robert Richter <robert.richter@...ium.com>
To:     Zhangshaokun <zhangshaokun@...ilicon.com>
Cc:     Ganapatrao Kulkarni <ganapatrao.kulkarni@...ium.com>,
        linux-kernel@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
        Will.Deacon@....com, catalin.marinas@....com, mark.rutland@....com,
        acme@...nel.org, alexander.shishkin@...ux.intel.com,
        peterz@...radead.org, mingo@...hat.com, jnair@...iumnetworks.com,
        Jonathan.Cameron@...wei.com, gklkml16@...il.com
Subject: Re: [PATCH v6 4/4] perf vendor events arm64: Add ThunderX2
 implementation defined pmu core events

Shaokun,

On 29.08.17 17:26:00, Zhangshaokun wrote:
> On 2017/8/24 20:03, Ganapatrao Kulkarni wrote:
> > This is not a full event list, but a short list of useful events.
> > 
> > Signed-off-by: Ganapatrao Kulkarni <ganapatrao.kulkarni@...ium.com>
> > ---
> >  tools/perf/pmu-events/arch/arm64/mapfile.csv       | 15 ++++++
> >  .../arm64/thunderx2/implementation-defined.json    | 62 ++++++++++++++++++++++
> >  2 files changed, 77 insertions(+)
> >  create mode 100644 tools/perf/pmu-events/arch/arm64/mapfile.csv
> >  create mode 100644 tools/perf/pmu-events/arch/arm64/thunderx2/implementation-defined.json
> > 
> 
> I saw you also used thunderx2 in tools/perf/pmu-events/arch/arm64/, how about John's suggestion
> that would use vendor sub-folder?
> Of course, appreciate maintainer's comments.

this would just add another level of subdirectories. I rather would
prefer to have a per platform dir comparable to what is listed in

 arch/arm64/Kconfig.platforms

This is the same as Ganapat has implemented it.

-Robert