linux-kernel - Re: [Ksummit-2010-discuss] checkpoint-restart: naked patch

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Date:	Mon, 08 Nov 2010 15:01:04 -0600
From:	Nathan Lynch <ntl@...ox.com>
To:	Grant Likely <grant.likely@...retlab.ca>
Cc:	Oren Laadan <orenl@...columbia.edu>,
	ksummit-2010-discuss@...ts.linux-foundation.org,
	Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
	Christoph Hellwig <hch@....de>
Subject: Re: [Ksummit-2010-discuss] checkpoint-restart: naked patch

Hi Grant,

On Mon, 2010-11-08 at 11:55 -0500, Grant Likely wrote:
> Also:
> > diff --git a/arch/x86/Kconfig b/arch/x86/Kconfig
> > index 9458685..335a4b3 100644
> > --- a/arch/x86/Kconfig
> > +++ b/arch/x86/Kconfig
> > @@ -93,6 +93,10 @@ config STACKTRACE_SUPPORT
> >  config HAVE_LATENCYTOP_SUPPORT
> >        def_bool y
> >
> > +config CHECKPOINT_SUPPORT
> > +       bool
> > +       default y
> > +
> 
> Definitely should not default to 'y', and needs to be user-selectable.

CHECKPOINT_SUPPORT is what an arch sets to indicate that it has support
for C/R -- the user selectable option is in a generic location (and
defaults to n).


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