linux-kernel - Re: [PATCH v2 15/17] workqueue: remove global

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Date:	Thu, 24 Jan 2013 10:44:54 -0800
From:	Tejun Heo <tj@...nel.org>
To:	Joonsoo Kim <iamjoonsoo.kim@....com>
Cc:	linux-kernel@...r.kernel.org, Lai Jiangshan <laijs@...fujitsu.com>
Subject: Re: [PATCH v2 15/17] workqueue: remove global_cwq

Hey, Joonsoo.

On Thu, Jan 24, 2013 at 06:29:36PM +0900, Joonsoo Kim wrote:
> > -static DEFINE_PER_CPU(struct global_cwq, global_cwq);
> > +static DEFINE_PER_CPU(struct worker_pool [NR_STD_WORKER_POOLS],
> > +		      cpu_std_worker_pools);
> >  static DEFINE_PER_CPU_SHARED_ALIGNED(atomic_t, pool_nr_running[NR_STD_WORKER_POOLS]);
> 
> AFAIK, worker_pool can be accessed by other cpus.
> So, I think that we also need "DEFINE_PER_CPU_SHARED_ALIGNED(struct worker_pool [], xxx)".

Hmmm... yean.  I think I'll just move pool_nr_running into
worker_pool.  Will prep a separate patch.

Thanks.

-- 
tejun
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