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Message-ID: <20130430152753.GC8204@kroah.com>
Date:	Tue, 30 Apr 2013 08:27:53 -0700
From:	Greg Kroah-Hartman <gregkh@...uxfoundation.org>
To:	"Rafael J. Wysocki" <rjw@...k.pl>
Cc:	Toshi Kani <toshi.kani@...com>,
	ACPI Devel Maling List <linux-acpi@...r.kernel.org>,
	LKML <linux-kernel@...r.kernel.org>,
	isimatu.yasuaki@...fujitsu.com,
	vasilis.liaskovitis@...fitbricks.com
Subject: Re: [PATCH 2/3 RFC] Driver core: Use generic offline/online for CPU
 offline/online

On Tue, Apr 30, 2013 at 02:01:10PM +0200, Rafael J. Wysocki wrote:
> On Monday, April 29, 2013 04:11:06 PM Greg Kroah-Hartman wrote:
> > On Mon, Apr 29, 2013 at 02:28:02PM +0200, Rafael J. Wysocki wrote:
> > > From: Rafael J. Wysocki <rafael.j.wysocki@...el.com>
> > > 
> > > Rework the CPU hotplug code in drivers/base/cpu.c to use the
> > > generic offline/online support introduced previously instead of
> > > its own CPU-specific code.
> > > 
> > > For this purpose, modify cpu_subsys to provide offline and online
> > > callbacks for CONFIG_HOTPLUG_CPU set and remove the code handling
> > > the CPU-specific 'online' sysfs attribute.
> > > 
> > > This modification is not supposed to change the user-observable
> > > behavior of the kernel (i.e. the 'online' attribute will be present
> > > in exactly the same place in sysfs and should trigger exactly the
> > > same actions as before).
> > > 
> > > Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@...el.com>
> > > ---
> > >  drivers/base/cpu.c |   62 ++++++++++++-----------------------------------------
> > >  1 file changed, 15 insertions(+), 47 deletions(-)
> > 
> > Very nice, I like reductions like this :)
> 
> Thanks!
> 
> So I guess the patches make sense to you overall?

Overall, yes, I like them a lot.

greg k-h
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