linux-kernel - Re: [PATCH 0/7] Split Coresight decode by aux records

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Date:   Thu, 15 Apr 2021 14:37:28 -0600
From:   Mathieu Poirier <mathieu.poirier@...aro.org>
To:     James Clark <james.clark@....com>
Cc:     coresight@...ts.linaro.org, al.grant@....com,
        branislav.rankov@....com, denik@...omium.org,
        suzuki.poulose@....com, Mike Leach <mike.leach@...aro.org>,
        Leo Yan <leo.yan@...aro.org>,
        Mark Rutland <mark.rutland@....com>,
        Alexander Shishkin <alexander.shishkin@...ux.intel.com>,
        Jiri Olsa <jolsa@...hat.com>,
        Namhyung Kim <namhyung@...nel.org>,
        John Garry <john.garry@...wei.com>,
        Will Deacon <will@...nel.org>,
        linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH 0/7] Split Coresight decode by aux records

Hi James,

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.
>

This patchset is now at the top of the coresight review list.  I suggest you
rebase this on top of your two timestamp related patches and send another
revision.
 
> 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
>