linux-kernel - Re: [PATCH] perf vendor events power9: Remove UTF-8 characters from json files

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Message-ID: <22e4e2e2-df06-f6a9-cb68-c295db064a80@linux.ibm.com>
Date:   Thu, 30 Mar 2023 16:13:09 +0530
From:   kajoljain <kjain@...ux.ibm.com>
To:     Arnaldo Carvalho de Melo <acme@...nel.org>,
        Ian Rogers <irogers@...gle.com>
Cc:     sukadev@...ux.vnet.ibm.com, linux-kernel@...r.kernel.org,
        jolsa@...nel.org, linuxppc-dev@...ts.ozlabs.org,
        maddy@...ux.ibm.com, atrajeev@...ux.vnet.ibm.com,
        disgoel@...ux.ibm.com, linux-perf-users@...r.kernel.org,
        Arnaldo Carvalho de Melo <acme@...nel.com>
Subject: Re: [PATCH] perf vendor events power9: Remove UTF-8 characters from
 json files



On 3/29/23 18:54, Arnaldo Carvalho de Melo wrote:
> Em Tue, Mar 28, 2023 at 09:21:49AM -0700, Ian Rogers escreveu:
>> On Tue, Mar 28, 2023 at 4:30 AM Kajol Jain <kjain@...ux.ibm.com> wrote:
>>>
>>> Commit 3c22ba524304 ("perf vendor events powerpc: Update POWER9 events")
>>> added and updated power9 pmu json events. However some of the json
>>> events which are part of other.json and pipeline.json files,
>>> contains UTF-8 characters in their brief description.
>>> Having UTF-8 character could brakes the perf build on some distros.
>>
>> nit: s/bakes/break/
> 
> I'll fix that later, thans.
>  
>>> Fix this issue by removing the UTF-8 characters from other.json and
>>> pipeline.json files.
>>>
>>> Result without the fix patch:
> 
> [perfbuilder@...e ~]$ cat dm.log/summary 
>    1    23.25 ubuntu:18.04-x-powerpc        : Ok   powerpc-linux-gnu-gcc (Ubuntu 7.5.0-3ubuntu1~18.04) 7.5.0 
>    2    24.56 ubuntu:18.04-x-powerpc64      : Ok   powerpc64-linux-gnu-gcc (Ubuntu 7.5.0-3ubuntu1~18.04) 7.5.0 
>    3    25.06 ubuntu:18.04-x-powerpc64el    : Ok   powerpc64le-linux-gnu-gcc (Ubuntu 7.5.0-3ubuntu1~18.04) 7.5.0 
> BUILD_TARBALL_HEAD=9da5ab1d38cd17fb47cbe5a1f95bca63e6ca9796
> 

Thanks Ian and Arnaldo for reviewing it.

Thanks,
Kajol Jain

>>> [command]# file -i pmu-events/arch/powerpc/power9/*
>>> pmu-events/arch/powerpc/power9/cache.json:          application/json; charset=us-ascii
>>> pmu-events/arch/powerpc/power9/floating-point.json: application/json; charset=us-ascii
>>> pmu-events/arch/powerpc/power9/frontend.json:       application/json; charset=us-ascii
>>> pmu-events/arch/powerpc/power9/marked.json:         application/json; charset=us-ascii
>>> pmu-events/arch/powerpc/power9/memory.json:         application/json; charset=us-ascii
>>> pmu-events/arch/powerpc/power9/metrics.json:        application/json; charset=us-ascii
>>> pmu-events/arch/powerpc/power9/nest_metrics.json:   application/json; charset=us-ascii
>>> pmu-events/arch/powerpc/power9/other.json:          application/json; charset=utf-8
>>> pmu-events/arch/powerpc/power9/pipeline.json:       application/json; charset=utf-8
>>> pmu-events/arch/powerpc/power9/pmc.json:            application/json; charset=us-ascii
>>> pmu-events/arch/powerpc/power9/translation.json:    application/json; charset=us-ascii
>>>
>>> Result with the fix patch:
>>>
>>> [command]# file -i pmu-events/arch/powerpc/power9/*
>>> pmu-events/arch/powerpc/power9/cache.json:          application/json; charset=us-ascii
>>> pmu-events/arch/powerpc/power9/floating-point.json: application/json; charset=us-ascii
>>> pmu-events/arch/powerpc/power9/frontend.json:       application/json; charset=us-ascii
>>> pmu-events/arch/powerpc/power9/marked.json:         application/json; charset=us-ascii
>>> pmu-events/arch/powerpc/power9/memory.json:         application/json; charset=us-ascii
>>> pmu-events/arch/powerpc/power9/metrics.json:        application/json; charset=us-ascii
>>> pmu-events/arch/powerpc/power9/nest_metrics.json:   application/json; charset=us-ascii
>>> pmu-events/arch/powerpc/power9/other.json:          application/json; charset=us-ascii
>>> pmu-events/arch/powerpc/power9/pipeline.json:       application/json; charset=us-ascii
>>> pmu-events/arch/powerpc/power9/pmc.json:            application/json; charset=us-ascii
>>> pmu-events/arch/powerpc/power9/translation.json:    application/json; charset=us-ascii
>>>
>>> Fixes: 3c22ba524304 ("perf vendor events powerpc: Update POWER9 events")
>>> Reported-by: Arnaldo Carvalho de Melo <acme@...nel.com>
>>> Link: https://lore.kernel.org/lkml/ZBxP77deq7ikTxwG@kernel.org/
>>> Signed-off-by: Kajol Jain <kjain@...ux.ibm.com>
>>
>> Acked-by: Ian Rogers <irogers@...gle.com>
>>
>> Thanks,
>> Ian
>>
>>> ---
>>>  tools/perf/pmu-events/arch/powerpc/power9/other.json    | 4 ++--
>>>  tools/perf/pmu-events/arch/powerpc/power9/pipeline.json | 2 +-
>>>  2 files changed, 3 insertions(+), 3 deletions(-)
>>>
>>> diff --git a/tools/perf/pmu-events/arch/powerpc/power9/other.json b/tools/perf/pmu-events/arch/powerpc/power9/other.json
>>> index 3f69422c21f9..f10bd554521a 100644
>>> --- a/tools/perf/pmu-events/arch/powerpc/power9/other.json
>>> +++ b/tools/perf/pmu-events/arch/powerpc/power9/other.json
>>> @@ -1417,7 +1417,7 @@
>>>    {
>>>      "EventCode": "0x45054",
>>>      "EventName": "PM_FMA_CMPL",
>>> -    "BriefDescription": "two flops operation completed (fmadd, fnmadd, fmsub, fnmsub) Scalar instructions only. "
>>> +    "BriefDescription": "two flops operation completed (fmadd, fnmadd, fmsub, fnmsub) Scalar instructions only."
>>>    },
>>>    {
>>>      "EventCode": "0x201E8",
>>> @@ -2017,7 +2017,7 @@
>>>    {
>>>      "EventCode": "0xC0BC",
>>>      "EventName": "PM_LSU_FLUSH_OTHER",
>>> -    "BriefDescription": "Other LSU flushes including: Sync (sync ack from L2 caused search of LRQ for oldest snooped load, This will either signal a Precise Flush of the oldest snooped loa or a Flush Next PPC); Data Valid Flush Next (several cases of this, one example is store and reload are lined up such that a store-hit-reload scenario exists and the CDF has already launched and has gotten bad/stale data); Bad Data Valid Flush Next (might be a few cases of this, one example is a larxa (D$ hit) return data and dval but can't allocate to LMQ (LMQ full or other reason). Already gave dval but can't watch it for snoop_hit_larx. Need to take the “bad dval” back and flush all younger ops)"
>>> +    "BriefDescription": "Other LSU flushes including: Sync (sync ack from L2 caused search of LRQ for oldest snooped load, This will either signal a Precise Flush of the oldest snooped loa or a Flush Next PPC); Data Valid Flush Next (several cases of this, one example is store and reload are lined up such that a store-hit-reload scenario exists and the CDF has already launched and has gotten bad/stale data); Bad Data Valid Flush Next (might be a few cases of this, one example is a larxa (D$ hit) return data and dval but can't allocate to LMQ (LMQ full or other reason). Already gave dval but can't watch it for snoop_hit_larx. Need to take the 'bad dval' back and flush all younger ops)"
>>>    },
>>>    {
>>>      "EventCode": "0x5094",
>>> diff --git a/tools/perf/pmu-events/arch/powerpc/power9/pipeline.json b/tools/perf/pmu-events/arch/powerpc/power9/pipeline.json
>>> index d0265f255de2..723bffa41c44 100644
>>> --- a/tools/perf/pmu-events/arch/powerpc/power9/pipeline.json
>>> +++ b/tools/perf/pmu-events/arch/powerpc/power9/pipeline.json
>>> @@ -442,7 +442,7 @@
>>>    {
>>>      "EventCode": "0x4D052",
>>>      "EventName": "PM_2FLOP_CMPL",
>>> -    "BriefDescription": "DP vector version of fmul, fsub, fcmp, fsel, fabs, fnabs, fres ,fsqrte, fneg "
>>> +    "BriefDescription": "DP vector version of fmul, fsub, fcmp, fsel, fabs, fnabs, fres ,fsqrte, fneg"
>>>    },
>>>    {
>>>      "EventCode": "0x1F142",
>>> --
>>> 2.39.1
>>>
>