From mboxrd@z Thu Jan  1 00:00:00 1970
From: Thomas Gleixner <tglx@linutronix.de>
Subject: Re: opprofile support
Date: Fri, 13 Apr 2012 10:23:42 +0200 (CEST)
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To: Raz <raziebe@gmail.com>
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On Tue, 10 Apr 2012, Raz wrote:

> Can anyone explain why oprofile is disabled in preempt rt ?

Some locking issue IIRC

> What is need to be done to get profiling support ?

Enable it and enable the usual debug options and then watch what
explodes and fix it :)