linux-kernel - Re: [PATCH] perf report: auto-detect branch stack sampling mode

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Message-ID: <20120305155011.GA32413@elte.hu>
Date:	Mon, 5 Mar 2012 16:50:11 +0100
From:	Ingo Molnar <mingo@...e.hu>
To:	Stephane Eranian <eranian@...gle.com>
Cc:	linux-kernel@...r.kernel.org, acme@...hat.com,
	peterz@...radead.org, dsahern@...il.com, ravitillo@....gov,
	khandual@...ux.vnet.ibm.com, asharma@...com,
	robert.richter@....com, ming.m.lin@...el.com,
	vweaver1@...s.utk.edu, andi@...stfloor.org,
	Peter Zijlstra <a.p.zijlstra@...llo.nl>
Subject: Re: [PATCH] perf report: auto-detect branch stack sampling mode


* Ingo Molnar <mingo@...e.hu> wrote:

> Really, we should do better than this. Only people who *want* 
> to specify finer LBR filters should be forced to specify them.

Another detail is that perf record outputs this message:

 [ perf record: Captured and wrote 1.699 MB perf.data (~74220 samples) ]

The '~74220 samples' should probably say '~74220 branch 
samples'. (And yes, I realize that it's not just branch samples 
but that's not a big issue.)

Thanks,

	Ingo
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