linux-kernel - Re: [PATCH 2/2] powerpc - Make the irq reverse mapping radix tree lockless

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Message-ID: <20080904100455.5b96cc29@bull.net>
Date:	Thu, 4 Sep 2008 10:04:55 +0200
From:	Sebastien Dugue <sebastien.dugue@...l.net>
To:	benh@...nel.crashing.org
Cc:	dwalker@...sta.com, tinytim@...ibm.com,
	linux-rt-users@...r.kernel.org, linux-kernel@...r.kernel.org,
	rostedt@...dmis.org, jean-pierre.dion@...l.net,
	michael@...erman.id.au, linuxppc-dev@...abs.org, paulus@...ba.org,
	gilles.carry@....bull.net, tglx@...utronix.de
Subject: Re: [PATCH 2/2] powerpc - Make the irq reverse mapping radix tree
 lockless

On Thu, 04 Sep 2008 17:58:56 +1000 Benjamin Herrenschmidt <benh@...nel.crashing.org> wrote:

> 
> >   There's nothing to 'de-initialize' here, or am I missing something?
> > radix_tree_insert() will return ENOMEM and won't insert anything.
> 
> Forget my comment, just fallback.
> 
> > > Or you can fallback if you don't find, as easy, probably
> > > easier since it shouldn't happen in practice.
> > 
> >   That's what I had in mind.
> 
> Thanks for doing that work !
>

  Will do that way.

  Thanks,

  Sebastien.
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