linux-kernel - Re: [GIT PULL 0/5] perf/core improvements and fixes

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Message-ID: <20111017011521.GD21352@ghostprotocols.net>
Date:	Sun, 16 Oct 2011 23:15:21 -0200
From:	Arnaldo Carvalho de Melo <acme@...stprotocols.net>
To:	David Ahern <dsahern@...il.com>
Cc:	Ingo Molnar <mingo@...e.hu>, linux-kernel@...r.kernel.org,
	Frederic Weisbecker <fweisbec@...il.com>,
	Mike Galbraith <efault@....de>,
	Paul Mackerras <paulus@...ba.org>,
	Peter Zijlstra <peterz@...radead.org>,
	Stephane Eranian <eranian@...gle.com>,
	Thomas Jarosch <thomas.jarosch@...ra2net.com>
Subject: Re: [GIT PULL 0/5] perf/core improvements and fixes

Em Sat, Oct 15, 2011 at 01:09:32PM -0600, David Ahern escreveu:
> On 10/15/2011 01:06 PM, Arnaldo Carvalho de Melo wrote:
> >>
> >> It should. The message comes from map__load() when it detects a deleted
> >> mapping such as:
> >>
> >> 7f9e8d5c7000-7f9e8d5c8000 rw-p 0000c000 fd:02 1046947
> >>  /lib64/libpam.so.0.82.2.#prelink#.cM3f72 (deleted)
> >>
> >> I have removed prelink from most of my systems (managed to find one lone
> >> server with the above).
> > 
> > 	Can you send me a patch that clarifies this situation?
> 
> Clarifies in what way? The code checks for "(deleted)" on the dso and
> suggests a restart of the process.

Perhaps telling that prelinking is the reason, so that users that don't
recall updating anything understands the situation.

- Arnaldo
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