From mboxrd@z Thu Jan  1 00:00:00 1970
From: Greg KH <greg@kroah.com>
Date: Thu, 26 Jan 2017 07:10:07 +0000
Subject: Re: Understanding stop_machine() use for cpu_down()
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To: linux-hotplug@vger.kernel.org

On Wed, Jan 25, 2017 at 06:41:53PM -0500, Hardik H Bagdi wrote:
> Hi,
> 
> I'm trying to understand why stop_machine() is necessary for
> cpu_down() operation.

Great!  But you might want to ask this on a linux kernel specific
mailing list.  This is for the old linux hotplug scripts :)

Perhaps linux-kernel@vger.kernel.org and cc: the proper kernel
developers who work in this area?

good luck!

greg k-h