linux-kernel - Re: CONFIG_HOTPLUG

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Message-ID: <Pine.LNX.4.64.0708302201240.18935@blonde.wat.veritas.com>
Date:	Thu, 30 Aug 2007 22:06:08 +0100 (BST)
From:	Hugh Dickins <hugh@...itas.com>
To:	"Rafael J. Wysocki" <rjw@...k.pl>
cc:	Roman Zippel <zippel@...ux-m68k.org>,
	Sam Ravnborg <sam@...nborg.org>,
	Michal Piotrowski <michal.k.k.piotrowski@...il.com>,
	linux-kernel@...r.kernel.org, kbuild-devel@...ts.sourceforge.net
Subject: Re: CONFIG_HOTPLUG_CPU: kconfig bug?

On Thu, 30 Aug 2007, Rafael J. Wysocki wrote:
> On Thursday, 30 August 2007 14:40, Hugh Dickins wrote:
> > 
> > I wonder what config options this might have forced in the past.
> 
> Probably CONFIG_SUSPEND, which was a new option, defaulted to 'y' and
> selected CONFIG_HOTPLUG_CPU indirectly, because CONFIG_SMP was set.

In fact no: although CONFIG_SUSPEND and CONFIG_HIBERNATION were certainly
involved in the logic which arrived at missetting CONFIG_HOTPLUG_CPU,
they were correctly prompted for themselves.

Hugh
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