linux-kernel - Re: [PATCH 03/13] perf annotate: Move session handling out of __cmd

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Date:	Tue, 19 Aug 2014 15:03:54 +0900
From:	Namhyung Kim <namhyung@...il.com>
To:	Jiri Olsa <jolsa@...hat.com>
Cc:	Arnaldo Carvalho de Melo <acme@...nel.org>,
	Peter Zijlstra <a.p.zijlstra@...llo.nl>,
	Ingo Molnar <mingo@...nel.org>,
	Paul Mackerras <paulus@...ba.org>,
	Namhyung Kim <namhyung.kim@....com>,
	LKML <linux-kernel@...r.kernel.org>,
	David Ahern <dsahern@...il.com>,
	Adrian Hunter <adrian.hunter@...el.com>,
	Minchan Kim <minchan@...nel.org>
Subject: Re: [PATCH 03/13] perf annotate: Move session handling out of __cmd_annotate()

On Wed, 13 Aug 2014 13:48:22 +0200, Jiri Olsa wrote:
> On Tue, Aug 12, 2014 at 03:40:35PM +0900, Namhyung Kim wrote:
>> +	annotate.session = perf_session__new(&file, false, &annotate.tool);
>> +	if (annotate.session == NULL)
>> +		return -ENOMEM;
>
> I know you're just moving code, but perf_session__new could
> fail for more reasons than just ENOMEM, which is the most
> unlikely case ;-) -1 is probably better option here

Okay, will change as a separate fix later.

Thanks,
Namhyung
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