linux-kernel - Re: [PATCH v6 1/2]: perf util: map data buffer for preserving collected data

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Message-ID: <20180904173431.GJ27886@tassilo.jf.intel.com>
Date:   Tue, 4 Sep 2018 10:34:31 -0700
From:   Andi Kleen <ak@...ux.intel.com>
To:     Alexey Budankov <alexey.budankov@...ux.intel.com>
Cc:     Ingo Molnar <mingo@...nel.org>,
        Peter Zijlstra <peterz@...radead.org>,
        Arnaldo Carvalho de Melo <acme@...nel.org>,
        Alexander Shishkin <alexander.shishkin@...ux.intel.com>,
        Jiri Olsa <jolsa@...hat.com>,
        Namhyung Kim <namhyung@...nel.org>,
        linux-kernel <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH v6 1/2]: perf util: map data buffer for preserving
 collected data

>  		.sample		= process_sample_event,
> @@ -1678,6 +1680,8 @@ static struct option __record_options[] = {
>  			  "signal"),
>  	OPT_BOOLEAN(0, "dry-run", &dry_run,
>  		    "Parse options then exit"),
> +	OPT_INTEGER(0, "aio", &record.opts.nr_cblocks,
> +		    "asynchronous trace write operations (min: 1, max: 32, default: 2)"),

would need to be documented in the manpage. But I would rather make it an
~/.perfconfig option


-Andi