linux-kernel - Re: [PATCH v1 RESEND 0/2] perf cs-etm: Improve timestamp tracing

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Message-ID: <169757198792.167943.16079905055591841742.b4-ty@kernel.org>
Date:   Tue, 17 Oct 2023 12:55:30 -0700
From:   Namhyung Kim <namhyung@...nel.org>
To:     Arnaldo Carvalho de Melo <acme@...nel.org>,
        James Clark <james.clark@....com>,
        Leo Yan <leo.yan@...aro.org>,
        Mike Leach <mike.leach@...aro.org>,
        Suzuki K Poulose <suzuki.poulose@....com>
Cc:     Ian Rogers <irogers@...gle.com>, Jiri Olsa <jolsa@...nel.org>,
        Adrian Hunter <adrian.hunter@...el.com>,
        Peter Zijlstra <peterz@...radead.org>,
        Ingo Molnar <mingo@...nel.org>,
        LKML <linux-kernel@...r.kernel.org>,
        linux-perf-users@...r.kernel.org,
        linux-arm-kernel@...ts.infradead.org,
        John Garry <john.g.garry@...cle.com>,
        Mark Rutland <mark.rutland@....com>,
        Ingo Molnar <mingo@...hat.com>, Will Deacon <will@...nel.org>,
        Alexander Shishkin <alexander.shishkin@...ux.intel.com>,
        coresight@...ts.linaro.org
Subject: Re: [PATCH v1 RESEND 0/2] perf cs-etm: Improve timestamp tracing

On Sat, 14 Oct 2023 15:41:57 +0800, Leo Yan wrote:
> This patch series is to improve timestamp handling in per-thread mode.
> 
> The current code doesn't validate timestamp and always return success for
> per-thread mode, for a sane implementation, the first patch is to allow
> validation timestamp tracing in per-thread mode.
> 
> The second patch is to respect timestamp option "--timestamp" or "-T",
> when users set this option, the tool will automatically enable hardware
> timestamp tracing in Arm CoreSight.
> 
> [...]

Applied to perf-tools-next, thanks!