linux-kernel - Re: [PATCH] perf script: Show hw-cache events

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Date:   Fri, 8 Jun 2018 13:47:55 -0300
From:   Arnaldo Carvalho de Melo <acme@...nel.org>
To:     Seeteena Thoufeek <s1seetee@...ux.vnet.ibm.com>
Cc:     peterz@...radead.org, mingo@...hat.com,
        alexander.shishkin@...ux.intel.com, jolsa@...hat.com,
        namhyung@...nel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH] perf script: Show hw-cache events

Em Fri, Jun 08, 2018 at 04:32:28PM +0530, Seeteena Thoufeek escreveu:
> perf script fails to report hardware cache events (PERF_TYPE_HW_CACHE)
> where as perf report shows the samples. Fix it. Ex,
> 
>  # perf record -e L1-dcache-loads ./a.out
>   [ perf record: Woken up 1 times to write data ]
>   [ perf record: Captured and wrote 0.008 MB perf.data (11 samples)]
> 
> Before patch:
>  # perf script | wc -l
>  0
> After patch:
>  # perf script | wc -l
>  11

Thanks, tested and applied.

- Arnaldo