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Message-ID: <4D9C84D5.6090303@gmail.com>
Date: Wed, 06 Apr 2011 09:20:53 -0600
From: David Ahern <dsahern@gmail.com>
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To: Tim Blechmann <tim@klingt.org>
CC: linux-kernel@vger.kernel.org
Subject: Re: [2.6.39-rc2] perf top fails to mmap
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On 04/06/11 04:51, Tim Blechmann wrote:
> hi all,
> 
> when trying to profile a process with `perf top -p $PID', perf exits with:
> Failed to mmap with 22 (Invalid argument)

Works fine for me with latest kernel tree (this morning). Short lived
process?

David

> 
> this happens when running perf as the same process as the process and when 
> running perf as root.
> 
> tim
> 
> 
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