Re: [PATCH 3/3] x86/shim: don't permit HVM and PV_SHIM_EXCLUSIVE at the same time

[Jan Beulich <jbeulich@xxxxxxxx>]

On 15.09.2020 13:02, Roger Pau Monné wrote:
> On Mon, Sep 14, 2020 at 02:39:33PM +0200, Jan Beulich wrote:
>> This combination doesn't really make sense (and there likely are more).
>> The alternative here would be some presumably intrusive #ifdef-ary to
>> get this combination to actually build again.
>>
>> Signed-off-by: Jan Beulich <jbeulich@xxxxxxxx>
> 
> I'm not sure I see a way to cater for Andrew requests while allowing
> PV_SHIM_EXCLUSIVE to gate options in order to be able to remove
> code.

Yes, I'm specifically hoping for his input, in particular in light
of the additional argument given in the cover letter (HVM not
actually usable in this mode).

> Maybe PV_SHIM_EXCLUSIVE should be moved to the top level Kconfig
> screen on x86 and behave like a list, so that you select a 'Normal'
> hypervisor build or a 'PV shim exclusive' build, and that could
> completely change the contents of the menus?

This might be another option, yes. Let's see what Andrew thinks.

And btw - the patch needs an update anyway, as I've lost the
defaulting to Y of this option.

Jan