linux-kernel - Re: [PATCH v7 0/4] Add support for ThunderX2 pmu events using json files

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Date:   Thu, 12 Oct 2017 11:58:52 +0100
From:   Will Deacon <will.deacon@....com>
To:     Ganapatrao Kulkarni <gklkml16@...il.com>
Cc:     Robert Richter <rric@...nel.org>,
        Ganapatrao Kulkarni <ganapatrao.kulkarni@...ium.com>,
        linux-kernel@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
        catalin.marinas@....com, mark.rutland@....com,
        Arnaldo Carvalho de Melo <acme@...nel.org>,
        alexander.shishkin@...ux.intel.com, peterz@...radead.org,
        mingo@...hat.com, jnair@...iumnetworks.com,
        Zhangshaokun <zhangshaokun@...ilicon.com>,
        Jonathan.Cameron@...wei.com,
        Robert Richter <Robert.Richter@...ium.com>
Subject: Re: [PATCH v7 0/4] Add support for ThunderX2 pmu events using json
 files

On Thu, Oct 12, 2017 at 04:20:06PM +0530, Ganapatrao Kulkarni wrote:
> Hi Robert,
> 
> On Thu, Oct 12, 2017 at 4:08 PM, Robert Richter <rric@...nel.org> wrote:
> > On 12.10.17 16:04:15, Ganapatrao Kulkarni wrote:
> >
> >>  tools/perf/arch/arm64/util/Build                   |  1 +
> >>  tools/perf/arch/arm64/util/header.c                | 65 ++++++++++++++++++++++
> >>  tools/perf/arch/powerpc/util/header.c              |  2 +-
> >>  tools/perf/arch/x86/util/header.c                  |  2 +-
> >>  tools/perf/pmu-events/arch/arm64/mapfile.csv       | 15 +++++
> >>  .../arch/arm64/thunderx2/thunderx2-imp-def.json    | 62 +++++++++++++++++++++
> >
> > I guess the dir needs to be named 'cavium'.
> 
> i dont think so ,  while compilation arch type is detected, it has to be arm64
> refer SRCARCH in pmu-events/Build

The full name should be:

.../arch/arm64/cavium/thunderx2-imp-def.json

Will