linux-kernel - Re: [PATCH v2 2.6.38-rc8-tip 16/20] 16: uprobes: register a notifier for uprobes.

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Message-ID: <20110318192811.GE31152@linux.vnet.ibm.com>
Date:	Sat, 19 Mar 2011 00:58:11 +0530
From:	Srikar Dronamraju <srikar@...ux.vnet.ibm.com>
To:	Stephen Wilson <wilsons@...rt.ca>
Cc:	Peter Zijlstra <peterz@...radead.org>, Ingo Molnar <mingo@...e.hu>,
	Steven Rostedt <rostedt@...dmis.org>,
	Linux-mm <linux-mm@...ck.org>,
	Arnaldo Carvalho de Melo <acme@...radead.org>,
	Linus Torvalds <torvalds@...ux-foundation.org>,
	Masami Hiramatsu <masami.hiramatsu.pt@...achi.com>,
	Christoph Hellwig <hch@...radead.org>,
	Ananth N Mavinakayanahalli <ananth@...ibm.com>,
	Andi Kleen <andi@...stfloor.org>,
	Oleg Nesterov <oleg@...hat.com>,
	Andrew Morton <akpm@...ux-foundation.org>,
	Jim Keniston <jkenisto@...ux.vnet.ibm.com>,
	Roland McGrath <roland@...k.frob.com>,
	SystemTap <systemtap@...rces.redhat.com>,
	LKML <linux-kernel@...r.kernel.org>,
	"Paul E. McKenney" <paulmck@...ux.vnet.ibm.com>
Subject: Re: [PATCH v2 2.6.38-rc8-tip 16/20] 16: uprobes: register a
 notifier for uprobes.

* Stephen Wilson <wilsons@...rt.ca> [2011-03-15 15:56:36]:

> On Mon, Mar 14, 2011 at 07:07:08PM +0530, Srikar Dronamraju wrote:
> > +static int __init init_uprobes(void)
> > +{
> > +	register_die_notifier(&uprobes_exception_nb);
> > +	return 0;
> > +}
> > +
> 
> Although not currently needed, perhaps it would be best to return the
> result of register_die_notifier() ? 
> 

Okay, I can do that but notifier_chain_register() that gets called from
register_die_notifier() always return 0.

-- 
Thanks and Regards
Srikar
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