Re: [Xen-devel] [PATCH 0/4] Allow schedulers to be selectable through Kconfig

["Jan Beulich" <JBeulich@xxxxxxxx>]

>>> On 07.01.16 at 16:18, <cardoe@xxxxxxxxxx> wrote:
> On 1/7/16 9:00 AM, Ian Campbell wrote:
>> If we invert the sense then we could call it e.g. CONFIG_STANDARD_PLATFORM
>> and default it to y, I expect it will be easier to discourage people from
>> turning such an option off than to discourage them from turning something
>> like CONFIG_EXPERT on.
> 
> So I actually like this approach. Maybe tweak the name slightly to
> CONFIG_SUPPORTED_XEN? It can force settings a certain way and can also
> make menus invisible. But I'm hoping we can get Jan's buy in here before
> we post any patchset.

With Ian's proposed wording, and with it being either
STANDARD_PLATFORM as Ian suggests or just SUPPORTED, I'd
be fine I think.

> So Jonathan and I have been messing with the hidden option behind a
> non-menu option (e.g. environment variable). The only way we can get it
> to work is to require the environment variable to be passed at
> configuration time and at build time and I doubt you'd want the steps to
> be "CONFIG_EXPERT=n make menuconfig && CONFIG_EXPERT=n make" to build
> Xen. We'll play with this some more if that's desired but given Ian's
> response I don't know if it is.

If these overrides were only required for people wanting the non-
default setting, I think it wouldn't be too bad. In fact one more
thing to keep them from fiddling with the option.

Jan


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