linux-kernel - Re: [PATCH 16/43] workqueue: kill cpu_populated

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Message-ID: <4B8BE91B.9090009@kernel.org>
Date:	Tue, 02 Mar 2010 01:19:39 +0900
From:	Tejun Heo <tj@...nel.org>
To:	Oleg Nesterov <oleg@...hat.com>
CC:	torvalds@...ux-foundation.org, mingo@...e.hu, peterz@...radead.org,
	awalls@...ix.net, linux-kernel@...r.kernel.org, jeff@...zik.org,
	akpm@...ux-foundation.org, jens.axboe@...cle.com,
	rusty@...tcorp.com.au, cl@...ux-foundation.org,
	dhowells@...hat.com, arjan@...ux.intel.com, avi@...hat.com,
	johannes@...solutions.net, andi@...stfloor.org
Subject: Re: [PATCH 16/43] workqueue: kill cpu_populated_map

Hello,

On 03/02/2010 12:50 AM, Oleg Nesterov wrote:
> Hmm. not sure I understand... but before this patch the code was OK.
> cpu_maps_update_begin() in create/destroy protected us from the races
> with hotplug.

Right I've missed that completely for some reason.  I'll fix it up.

Thanks for reviewing.

-- 
tejun
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