linux-kernel - Re: [PATCH] perf: detect when perf.data file not closed out properly

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Date:	Thu, 09 May 2013 07:59:15 -0600
From:	David Ahern <dsahern@...il.com>
To:	Ingo Molnar <mingo@...nel.org>
CC:	acme@...stprotocols.net, linux-kernel@...r.kernel.org,
	Frederic Weisbecker <fweisbec@...il.com>,
	Peter Zijlstra <peterz@...radead.org>,
	Jiri Olsa <jolsa@...hat.com>,
	Namhyung Kim <namhyung@...nel.org>,
	Stephane Eranian <eranian@...gle.com>
Subject: Re: [PATCH] perf: detect when perf.data file not closed out properly

On 5/9/13 3:32 AM, Ingo Molnar wrote:
>
> * David Ahern <dsahern@...il.com> wrote:
>
>> +		pr_err("data size is 0. "
>> +		       "Was the record command properly terminated?\n");
>
> Btw., a small stylistic request: please put user-visible strings into a
> single line - even if it technically turns into an overlong line.
>
> 		pr_err("data size is 0. Was the record command properly terminated?\n");
>
> This 1) makes it easier for people to git grep the error text they are
> seeing during usage 2) makes it easier for _developers_ to see the
> messages they are outputing to users.

Totally agree just battling the line length.

>
> For example from the single-line output it's immediately visible that it
> should be capitalized thusly:
>
> 		pr_err("Data size is 0. Was the record command properly terminated?\n");
>

Ok. Will re-send later today.

David
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