Re: [Xen-devel] [PATCH for-4.9] livepatch: Declare live patching as a supported feature

[Julien Grall <julien.grall@xxxxxxx>]

Hi Jan,

On 06/27/2017 07:04 AM, Jan Beulich wrote:
> > > > Andrew Cooper <andrew.cooper3@xxxxxxxxxx> 06/26/17 6:40 PM >>>
> > > --- a/xen/common/Kconfig
> > > +++ b/xen/common/Kconfig
> > > @@ -226,7 +226,7 @@ config CRYPTO
> > >         bool
> > >   
> > >   config LIVEPATCH
> > > -       bool "Live patching support (TECH PREVIEW)"
> > > +       bool "Live patching support"
> > >         default n
> > This default should flip as well.
> For unstable maybe. But please not for 4.9 - people shouldn't be caught by
> surprise after 9 RCs that a config option's default changes. Furthermore, if
> we default it to y, will there be much of a difference to simply removing the
> config option?
I think we should allow user to disable livepatch at build time. I have 
mind any people looking at using Xen in constraint environment and 
require some certifications. They will likely want to disable some part 
of the Xen.
Cheers,

--
Julien Grall

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