linux-kernel - Re: [PATCH v1 0/4] Fixes/improvements to metric output

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Date: Tue, 13 Feb 2024 09:28:19 -0500
From: "Liang, Kan" <kan.liang@...ux.intel.com>
To: Ian Rogers <irogers@...gle.com>, Peter Zijlstra <peterz@...radead.org>,
 Ingo Molnar <mingo@...hat.com>, Arnaldo Carvalho de Melo <acme@...nel.org>,
 Namhyung Kim <namhyung@...nel.org>, Mark Rutland <mark.rutland@....com>,
 Alexander Shishkin <alexander.shishkin@...ux.intel.com>,
 Jiri Olsa <jolsa@...nel.org>, Adrian Hunter <adrian.hunter@...el.com>,
 John Garry <john.g.garry@...cle.com>, James Clark <james.clark@....com>,
 K Prateek Nayak <kprateek.nayak@....com>, Kaige Ye <ye@...ge.org>,
 linux-perf-users@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH v1 0/4] Fixes/improvements to metric output



On 2024-02-09 3:49 p.m., Ian Rogers wrote:
> A small addition to allow NaNs to be encoded in metrics and then 3
> fixes to various metric related issues.
> 
> Ian Rogers (4):
>   perf expr: Allow NaN to be a valid number
>   perf expr: Fix "has_event" function for metric style events
>   perf stat: Avoid metric-only segv
>   perf metric: Don't remove scale from counts
>

Reviewed-by: Kan Liang <kan.liang@...ux.intel.com>

Thanks,
Kan


>  tools/perf/util/expr.c         | 20 +++++++++++++++++++-
>  tools/perf/util/expr.l         |  9 +++++++++
>  tools/perf/util/stat-display.c |  2 +-
>  tools/perf/util/stat-shadow.c  |  7 +------
>  4 files changed, 30 insertions(+), 8 deletions(-)
>