linux-kernel - Re: [PATCH] perf vendor events intel: Add uncore

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Message-ID: <9e816fed-5d00-c490-21b3-ad9c56dac446@linux.intel.com>
Date:   Mon, 13 May 2019 17:29:30 -0400
From:   "Liang, Kan" <kan.liang@...ux.intel.com>
To:     acme@...nel.org, jolsa@...nel.org, mingo@...hat.com,
        linux-kernel@...r.kernel.org
Cc:     ak@...ux.intel.com
Subject: Re: [PATCH] perf vendor events intel: Add uncore_upi JSON support

Hi Arnaldo,

Could you please apply this fix?

Thanks,
Kan

On 5/7/2019 9:16 AM, kan.liang@...ux.intel.com wrote:
> From: Kan Liang <kan.liang@...ux.intel.com>
> 
> Perf cannot parse UPI events.
> 
>      #perf stat -e UPI_DATA_BANDWIDTH_TX
>      event syntax error: 'UPI_DATA_BANDWIDTH_TX'
>                       \___ parser error
>      Run 'perf list' for a list of valid events
> 
> The JSON lists call the box UPI LL, while perf calls it upi.
> Add conversion support to json to convert the unit properly.
> 
> Signed-off-by: Kan Liang <kan.liang@...ux.intel.com>
> ---
>   tools/perf/pmu-events/jevents.c | 1 +
>   1 file changed, 1 insertion(+)
> 
> diff --git a/tools/perf/pmu-events/jevents.c b/tools/perf/pmu-events/jevents.c
> index 68c92bb..daaea50 100644
> --- a/tools/perf/pmu-events/jevents.c
> +++ b/tools/perf/pmu-events/jevents.c
> @@ -235,6 +235,7 @@ static struct map {
>   	{ "iMPH-U", "uncore_arb" },
>   	{ "CPU-M-CF", "cpum_cf" },
>   	{ "CPU-M-SF", "cpum_sf" },
> +	{ "UPI LL", "uncore_upi" },
>   	{}
>   };
>   
>