linux-kernel - Re: [Patch 0/7] Per cpu thread hotplug infrastructure

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Message-ID: <CAAmzW4OPOCeotTesZy14vSxP+g1=D+KAeaLJQJKdJZqTpKTTgw@mail.gmail.com>
Date:	Wed, 25 Jul 2012 23:25:19 +0900
From:	JoonSoo Kim <js1304@...il.com>
To:	Thomas Gleixner <tglx@...utronix.de>
Cc:	LKML <linux-kernel@...r.kernel.org>, Ingo Molnar <mingo@...e.hu>,
	Peter Zijlstra <peterz@...radead.org>,
	"Srivatsa S. Bhat" <srivatsa.bhat@...ux.vnet.ibm.com>,
	Rusty Russell <rusty@...tcorp.com.au>,
	"Paul E. McKenney" <paulmck@...ux.vnet.ibm.com>,
	Namhyung Kim <namhyung@...nel.org>
Subject: Re: [Patch 0/7] Per cpu thread hotplug infrastructure - V3

2012/7/16 Thomas Gleixner <tglx@...utronix.de>:
> The following series implements the infrastructure for parking and
> unparking kernel threads to avoid the full teardown and fork on cpu
> hotplug operations along with management infrastructure for hotplug
> and users.
>
> Changes vs. V2:
>
>  Use callbacks for all functionality. Thanks to Rusty for pointing
>  that out. It makes the use sites nice and simple and keeps all the
>  code which would be duplicated otherwise on the core.
>
> Thanks,
>
>         tglx
>

I'm just a kernel newbie, so I have a dumb question.
Why this patchset doesn't include patch for migrationd in kernel/stop_machine.c?
Is there any reason for that?
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