linux-kernel - Re: Attaching a process to cgroups

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Date:	Thu, 28 Jun 2012 04:40:58 +0200
From:	Mike Galbraith <efault@....de>
To:	paulmck@...ux.vnet.ibm.com
Cc:	Alexey Vlasov <renton@...ton.name>, linux-kernel@...r.kernel.org
Subject: Re: Attaching a process to cgroups

On Wed, 2012-06-27 at 10:10 -0700, Paul E. McKenney wrote:

> I really did mean "remove".  Removing a synchronize_rcu() does result
> in a race, but often an extremely low-probability race.  So you can
> remove a synchronize_rcu() and get lucky for a long time, but sooner
> or later, something will explode.

Ah.  Android patches did "replace", and it still didn't take long at all
for bad luck to happen.. so "remove" for that particular instance would
probably result in "sooner" variety explosions :)

-Mike

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