linux-kernel - Re: [PATCH] Fixed a mismatch between the users of radix

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Message-ID: <1282034571.1926.2143.camel@laptop>
Date:	Tue, 17 Aug 2010 10:42:51 +0200
From:	Peter Zijlstra <peterz@...radead.org>
To:	Salman Qazi <sqazi@...gle.com>
Cc:	paulmck@...ibm.com, akpm@...ux-foundation.org,
	linux-kernel@...r.kernel.org, adurbin@...gle.com,
	Nick Piggin <npiggin@...il.com>
Subject: Re: [PATCH] Fixed a mismatch between the users of radix_tree and
 the implementation.

On Mon, 2010-08-16 at 21:45 -0700, Salman Qazi wrote:
> But considering that the kernel locks up, and we are still talking
> about < 5MB after a kernel compile, should we really be all that
> concerned?  If so, what are the alternatives that should be considered
> for fixing this lock up? 

No bright ideas atm, but yeah, that indirect pointer vs rcu slot lookup
is funky. Lets go with your patch for now.

Maybe Nick has a bright idea?
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