Re: [RFC PATCH] sched: lockdep circular locking error(rcu_node_level_0 vs rq->lock)
From: Peter Zijlstra
Date: Thu Jul 21 2011 - 14:40:13 EST
On Fri, 2011-07-22 at 02:35 +0800, Cheng Xu wrote:
> This is an updated version of Peter Zijlstra's patch at
> https://lkml.org/lkml/2011/7/12/344 that successfully boots on IBM JS22
> Blade (with two Power6 quad-core CPUs). It might not be needed, but I am
> posting it just in case.
right, but if at all possible, I'd like to avoid actually doing this
since it adds more code to fairly hot paths. Furthermore it looks like
we sorted all issues in different ways.
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