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

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Date:	Mon, 17 Oct 2011 08:48:56 +0200
From:	Ingo Molnar <mingo@...e.hu>
To:	Arnaldo Carvalho de Melo <acme@...stprotocols.net>
Cc:	David Ahern <dsahern@...il.com>, 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


* Arnaldo Carvalho de Melo <acme@...stprotocols.net> wrote:

> 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.

Yeah. I am certainly aware of prelinking yet it did not occur to me 
when i saw the message.

Thanks,

	Ingo
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