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

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Date:	Tue, 1 Jun 2010 17:20:59 -0300
From:	Arnaldo Carvalho de Melo <acme@...radead.org>
To:	Stephane Eranian <eranian@...gle.com>
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

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!

- Arnaldo
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