Re: [Xen-devel] [PATCH] build: save generated config in /boot

["Jan Beulich" <JBeulich@xxxxxxxx>]

>>> On 06.01.16 at 12:58, <Ian.Jackson@xxxxxxxxxxxxx> wrote:
> Jan Beulich writes ("Re: [Xen-devel] [PATCH] build: save generated config in 
> /boot"):
>> On 06.01.16 at 11:31, <ian.campbell@xxxxxxxxxx> wrote:
>> > What is the preferred mechanism for determining from the contents of /boot
>> > whether an XSM entry should be produced or not?
>> 
>> I don't think this can be inferred - iirc even an XSM-enabled build
>> can be booted without unless in some kind of strict mode? IOW
>> this needs to be configured on the host, not guessed by
>> inspecting .config. (And as a side note, inspecting .config doesn't
>> truly require .config to be on the boot partition, unless such
>> inspection would happen at boot time, which I don't think is the
>> case.)
> 
> Well, actually, it _can_ be inferred.  Therefore it should be.

You mean from the presence of the policy file (which ends up
being a container of garbage for a non-XSM-Xen)? If not -
what else do you think the need for an XSM entry can be
derived from?

Jan


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