Re: [PATCH V9 3/6] perf, record: introduce --freq-perf option
From: Jiri Olsa
Date: Wed Sep 09 2015 - 10:35:11 EST
On Tue, Sep 08, 2015 at 03:32:46PM -0400, kan.liang@xxxxxxxxx wrote:
> From: Kan Liang <kan.liang@xxxxxxxxx>
>
> To generate the frequency and performance output, perf must sample read
> special events like cycles, ref-cycles, msr/tsc/, msr/aperf/ or
> msr/mperf/.
> With the --freq-perf option, perf record can automatically check and add
> those event into evlist for sampling read.
>
> Signed-off-by: Kan Liang <kan.liang@xxxxxxxxx>
Acked-by: Jiri Olsa <jolsa@xxxxxxxxxx>
thanks,
jirka
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