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Date: Tue, 30 Sep 2008 11:55:20 +0200
From: Ingo Molnar <mingo@elte.hu>
To: Jeremy Kerr <jk@ozlabs.org>
Cc: Mathieu Desnoyers <mathieu.desnoyers@polymtl.ca>,
       Lai Jiangshan <laijs@cn.fujitsu.com>,
       Andrew Morton <akpm@linux-foundation.org>,
       "Paul E. McKenney" <paulmck@linux.vnet.ibm.com>,
       Linux Kernel Mailing List <linux-kernel@vger.kernel.org>,
       Steven Rostedt <rostedt@goodmis.org>,
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       Christoph Hellwig <hch@infradead.org>, cbe-oss-dev@ozlabs.org
Subject: Re: [PATCH] sputrace : use marker_synchronize_unregister()
Message-ID: <20080930095520.GB7557@elte.hu>
References: <48E08B05.7030802@cn.fujitsu.com> <20080929082722.GB18663@elte.hu> <20080929151147.GH11245@Krystal> <200809301028.21485.jk@ozlabs.org>
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* Jeremy Kerr <jk@ozlabs.org> wrote:

> Mathieu,
> 
> > We need a marker_synchronize_unregister() before the end of exit() to
> > make sure every probe callers have exited the non preemptible section
> > and thus are not executing the probe code anymore.
> 
> Looks good - added to spufs.git.

that wont work very well as the patch relies on the new 
marker_synchronize_unregister() facility.

	Ingo