linux-kernel - Re: Bug#632923: linux-tools-2.6.39: perf tries to read ./config, fails if it is not a perf config file

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Date:	Thu, 07 Jul 2011 04:55:13 +0100
From:	Ben Hutchings <ben@...adent.org.uk>
To:	Peter Zijlstra <a.p.zijlstra@...llo.nl>,
	Paul Mackerras <paulus@...ba.org>, Ingo Molnar <mingo@...e.hu>,
	Arnaldo Carvalho de Melo <acme@...stprotocols.net>
Cc:	632923@...s.debian.org, Christian Ohm <chr.ohm@....net>,
	LKML <linux-kernel@...r.kernel.org>
Subject: Re: Bug#632923: linux-tools-2.6.39: perf tries to read ./config,
 fails if it is not a perf config file

On Thu, 2011-07-07 at 04:45 +0200, Christian Ohm wrote:
> Package: linux-tools-2.6.39
> Version: 2.6.39-3
> Severity: normal
> 
> Hello,
> 
> When running perf, it looks for a config file in /etc/perfconfig,
> ~/.perfconfig, and ./config (according to strace). If ./config is not a
> perf configuration, it fails (or possibly does unexpected things). Since
> "config" is a quite generic name (I have 175 files with that name on my
> system) it would be nice if this is changed to e.g. ./.perfconfig.

This indeed seems like a misfeature.

Is perf supposed to be invoked in directories dedicated to its use?  If
not, why should it expect a generically-named file to belong to it?

Ben.

-- 
Ben Hutchings
The most exhausting thing in life is being insincere. - Anne Morrow Lindberg

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