linux-kernel - Re: [PATCH] perf-record: Create events initially disabled -- again

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Message-ID: <4FB1B486.4020509@gmail.com>
Date:	Mon, 14 May 2012 19:42:30 -0600
From:	David Ahern <dsahern@...il.com>
To:	Namhyung Kim <namhyung.kim@....com>
CC:	acme@...stprotocols.net, linux-kernel@...r.kernel.org
Subject: Re: [PATCH] perf-record: Create events initially disabled -- again

On 5/14/12 7:07 PM, Namhyung Kim wrote:
>> Something else is wrong then. I tested that command (saw your patch in
>> the history) and it worked for me. Also, this code path does not
>> affect perf-stat -- it touches perf-record and perf-test only.
>>
>
> Ah, right. But still wouldn't it be better changing the conditional
> rather than disabling it unconditionally?
>
> Thanks,
> Namhyung

I think it would be best to disable all events initially and then enable 
them when ready. It works for perf-record and perf-test just fine and 
limits the samples to what you care about.

David
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