linux-kernel - Re: [PATCH] perf: add perfconfig option to specify buildid cache dir

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Date:	Tue, 1 Jun 2010 22:46:57 +0200
From:	Stephane Eranian <eranian@...gle.com>
To:	Arnaldo Carvalho de Melo <acme@...radead.org>
Cc:	linux-kernel@...r.kernel.org, peterz@...radead.org, mingo@...e.hu,
	paulus@...ba.org, davem@...emloft.net, fweisbec@...il.com,
	perfmon2-devel@...ts.sf.net, eranian@...il.com, tzanussi@...il.com
Subject: Re: [PATCH] perf: add perfconfig option to specify buildid cache dir

On Tue, Jun 1, 2010 at 10:20 PM, Arnaldo Carvalho de Melo
<acme@...radead.org> wrote:
> Em Tue, Jun 01, 2010 at 09:25:01PM +0200, Stephane Eranian escreveu:
>> This patch adds the ability to specify an alternate directory
>> to store the buildid cache (buildids, copy of binaries). By
>> default, it is hardcoded to $HOME/.debug. This directory
>> contains immutable data. The layout of the directory is such
>> that no conflicts in filenames are possible. A modification
>> in a file, yields a different buildid and thus a different
>> location in the subdir hierarchy.
>
> There are some minor nits about coding style and that tolower part that
> seems to be better suited for being in a separate patch with a separate
> explanation as to why it is needed (is it really?), but yeah, that is a
> worthy change and I'll test and merge it, thanks!
>
The tolower() is needed (at least I think) because pathname are case
sensitive, the rest isn't in this config file so far.

Thanks for your consideration.
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