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From: Ingo Molnar <mingo@elte.hu>
To: Ray Lee <ray-lk@madrabbit.org>
Cc: Arnaldo Carvalho de Melo <acme@redhat.com>,
	Frederic Weisbecker <fweisbec@gmail.com>,
	Mike Galbraith <efault@gmx.de>,
	Peter Zijlstra <a.p.zijlstra@chello.nl>,
	Paul Mackerras <paulus@samba.org>,
	"H. Peter Anvin" <hpa@zytor.com>,
	Linux Kernel Mailing List <linux-kernel@vger.kernel.org>
Subject: Re: [PATCH 1/1 tip] perf top: Move hard coded list to /etc/perfconfig/symbols.skip
Date: Sun, 2 Aug 2009 21:55:33 +0200	[thread overview]
Message-ID: <20090802195533.GE24486@elte.hu> (raw)
In-Reply-To: <2c0942db0907272058h3e1fc583w77925d0cc761c47f@mail.gmail.com>


* Ray Lee <ray-lk@madrabbit.org> wrote:

> On Mon, Jul 27, 2009 at 5:10 PM, Arnaldo Carvalho de
> Melo<acme@redhat.com> wrote:
> > This also paves the way to add more symbol lists to be filtered out,
> > spinlock anyone?
> 
> Generally, the way I've found is best to handle things like this is to either:
> 
> A. Have a fall-back list to use if the file isn't found, or
> B. Start with the fall-back list of symbols to filter, then add to
> them via /etc/... and ~/.perf/...
> 
> I like approaching things from the 'everything works even in a
> broken/hasty installation' point of view, and it's paid off for me.
> Sane defaults are a wonderfully useful thing.

Agreed.

Also, i'd not pollute /etc just yet, please lets define a good 
default built-in list like we have now, and perhaps enable the 
extension of it via .perf/config.

Tools should work well by default.

	Ingo

  parent reply	other threads:[~2009-08-02 19:55 UTC|newest]

Thread overview: 9+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2009-07-28  0:10 [PATCH 1/1 tip] perf top: Move hard coded list to /etc/perfconfig/symbols.skip Arnaldo Carvalho de Melo
2009-07-28  3:18 ` Frederic Weisbecker
2009-07-28 14:13   ` Arnaldo Carvalho de Melo
2009-07-28  3:58 ` Ray Lee
2009-07-28 14:17   ` Arnaldo Carvalho de Melo
2009-07-28 15:35     ` Ray Lee
2009-08-02 19:55   ` Ingo Molnar [this message]
2009-08-02 19:59     ` Arnaldo Carvalho de Melo
2009-07-28  7:07 ` Peter Zijlstra

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