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From: David Ahern <dsahern@gmail.com>
To: Arnaldo Carvalho de Melo <acme@ghostprotocols.net>
Cc: Ingo Molnar <mingo@kernel.org>,
	Namhyung Kim <namhyung@kernel.org>,
	Peter Zijlstra <a.p.zijlstra@chello.nl>,
	Paul Mackerras <paulus@samba.org>,
	Namhyung Kim <namhyung.kim@lge.com>,
	LKML <linux-kernel@vger.kernel.org>, Jiri Olsa <jolsa@redhat.com>,
	Sonny Rao <sonnyrao@chromium.org>
Subject: Re: [PATCH] perf session: Fix infinite loop on invalid perf.data file
Date: Tue, 01 Oct 2013 10:59:06 -0600	[thread overview]
Message-ID: <524AFF5A.3030909@gmail.com> (raw)
In-Reply-To: <20131001165437.GF2920@ghostprotocols.net>

On 10/1/13 10:54 AM, Arnaldo Carvalho de Melo wrote:
> Em Tue, Oct 01, 2013 at 05:33:09PM +0200, Ingo Molnar escreveu:
>>
>> * David Ahern <dsahern@gmail.com> wrote:
>>
>>> On 10/1/13 8:21 AM, Ingo Molnar wrote:
>>>> But if I understood it correctly this particular message could trigger for
>>>> regular users of perf as well, of the perf record is terminated in some
>>>> unusual fashion. Regular users might not have the perf code handy (and
>>>> might not know about git grep either).
>>>
>>> This is the case I was referring to -- normal users don't care about
>>> the code reference, hence the more specific question about how the
>>> perf-record session ended.
>>
>> Hm, what do you call 'code reference'?
>>
>> The message I suggested is:
>>
>>    WARNING: perf/header: Data size is 0. Was the 'perf record' command properly terminated?
>>
>> I didn't intend 'perf/header' to be a code reference - it wanted to refer
>> to the perf.data header. Maybe that should be formulated in a less
>> confusing manner? Something like:
>
> I liked this last one:
>
>>    WARNING: The perf.data file's data size field is 0 which is unexpected.
>>             Was the 'perf record' command properly terminated?
>
> Can I patch that up into Namhyung's latest patch?
>
> Sonny, David, from your replies I think I can add Tested-by: tags for
> both of you?

I'm fine with the last message. And yes a Tested by


  reply	other threads:[~2013-10-01 16:59 UTC|newest]

Thread overview: 14+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2013-09-30  8:19 [PATCH] perf session: Fix infinite loop on invalid perf.data file Namhyung Kim
2013-09-30 13:49 ` David Ahern
2013-10-01  0:28   ` Sonny Rao
2013-10-01  7:16 ` Ingo Molnar
2013-10-01 13:24   ` David Ahern
2013-10-01 14:21     ` Ingo Molnar
2013-10-01 14:43       ` David Ahern
2013-10-01 15:33         ` Ingo Molnar
2013-10-01 16:54           ` Arnaldo Carvalho de Melo
2013-10-01 16:59             ` David Ahern [this message]
2013-10-04 15:25               ` Arnaldo Carvalho de Melo
2013-10-04 15:33                 ` David Ahern
2013-10-01 18:06             ` Ingo Molnar
2013-10-08 10:41 ` [tip:perf/urgent] " tip-bot for Namhyung Kim

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