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Date:   Mon, 1 Mar 2021 16:05:22 +0200
From:   James Clark <>
To:     Mathieu Poirier <>
Cc:,,,,, Mike Leach <>,
        Leo Yan <>,
        Mark Rutland <>,
        Alexander Shishkin <>,
        Jiri Olsa <>,
        Namhyung Kim <>,
        John Garry <>,
        Will Deacon <>,,
Subject: Re: [PATCH 0/7] Split Coresight decode by aux records

On 24/02/2021 18:13, Mathieu Poirier wrote:
> Good day James,
> I have received your patchset and added it to my queue.  On the flip side it
> will be 3 to 4 weeks (from today) before I get a chance to look at it.  As such
> I suggest you don't wait on me before addressing the issues found by Leo.

Ok, thanks Mathieu. I found that it's only working in --per-thread mode by
coincidence of my input file. So I would suggest to not look too thoroughly
until I have submitted v2. It should also probably still be an RFC rather than PATCH.


> Thanks,
> Mathieu
> On Fri, Feb 12, 2021 at 04:45:06PM +0200, James Clark wrote:
>> Hi All,
>> Since my previous RFC, I've fixed --per-thread mode and solved
>> most of the open questions. I've also changed --dump-raw-trace
>> to use the same code path so it's also working now.
>> I think the only open questions are:
>>   * General approach
>>   * If aux records need to be saved, or if they can be pulled
>>     from elsewhere.
>> I've also tested perf inject which is now working with troublesome
>> files.
>> Thanks
>> James
>> James Clark (7):
>>   perf cs-etm: Split up etm queue setup function
>>   perf cs-etm: Only search timestamp in current sample's queue.
>>   perf cs-etm: Save aux records in each etm queue
>>   perf cs-etm: don't process queues until cs_etm__flush_events
>>   perf cs-etm: split decode by aux records.
>>   perf cs-etm: Use existing decode code path for --dump-raw-trace
>>   perf cs-etm: Suppress printing when resetting decoder
>>  .../perf/util/cs-etm-decoder/cs-etm-decoder.c |  10 +-
>>  tools/perf/util/cs-etm.c                      | 300 ++++++++++--------
>>  2 files changed, 168 insertions(+), 142 deletions(-)
>> -- 
>> 2.28.0

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