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From: David Ahern <dsahern@gmail.com>
To: Arnaldo Carvalho de Melo <acme@ghostprotocols.net>
Cc: Andrew Vagin <avagin@gmail.com>, Andrew Vagin <avagin@openvz.org>,
	linux-kernel@vger.kernel.org, a.p.zijlstra@chello.nl,
	paulus@samba.org, mingo@elte.hu, asharma@fb.com,
	devel@openvz.org, linux-perf-users@vger.kernel.org
Subject: Re: [PATCH 3/6] perf: add ability to record event period
Date: Mon, 19 Dec 2011 14:25:45 -0700	[thread overview]
Message-ID: <4EEFABD9.9050203@gmail.com> (raw)
In-Reply-To: <20111219205829.GB28058@infradead.org>

On 12/19/2011 01:58 PM, Arnaldo Carvalho de Melo wrote:
> I get that Arun is in agreement, everything seems OK, but we need to do
> a better job on describing why we add code, the context we have now from
> all these discussions will be mostly lost, say, 5 years from now when we
> try to figure out why something was done in some way,

It seems like an option is needed for all the sample attributes.
Timestamp is now covered (-T). Sample address is covered (-d). Callchain
(-g). This targets period (-P). I think that just leaves CPU, and we are
out of c/C options. ;-)

David

  reply	other threads:[~2011-12-19 21:25 UTC|newest]

Thread overview: 14+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2011-12-07 13:55 [PATCH 0/7] Profiling sleep times (v4) Andrew Vagin
2011-12-07 13:55 ` [PATCH 1/6] perf: use event_name() to get an event name Andrew Vagin
2011-12-07 13:55 ` [PATCH 2/6] perf: add ability to change event according to sample (v3) Andrew Vagin
2011-12-07 13:55 ` [PATCH 3/6] perf: add ability to record event period Andrew Vagin
2011-12-16  7:13   ` Andrew Vagin
2011-12-19 19:20     ` Arun Sharma
2011-12-19 20:58     ` Arnaldo Carvalho de Melo
2011-12-19 21:25       ` David Ahern [this message]
2011-12-20  8:07       ` Andrew Vagin
2011-12-20 10:17         ` Peter Zijlstra
2011-12-20 13:26         ` Arnaldo Carvalho de Melo
2011-12-07 13:55 ` [PATCH 4/6] perf: teach "perf inject" to work with files Andrew Vagin
2011-12-07 13:56 ` [PATCH 5/6] perf: teach perf inject to merge sched_stat_* and sched_switch events Andrew Vagin
2011-12-07 13:56 ` [PATCH 6/6] perf: add scripts for profiling sleep times (v2) Andrew Vagin

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