Re: [Xen-devel] [PATCH RFC] x86/altp2m: fix display frozen when switching to a new view early

[Razvan Cojocaru <rcojocaru@xxxxxxxxxxxxxxx>]

> But actually the sequence I'm worried about is:
> 
> 1. Misconfigure hostp2m
> 2. Create altp2m
> 3. Enable altp2m
> 4. Switch to altp2m 1
> 5. A would-be-fault in the hostp2m no longer occurs
> 
> Please note the additional step 2. At this point, the hostp2m has been
> misconfigured, but the creation of altp2m came too late - so the
> misconfiguration of the hostp2m could not have propagated to altp2m 1,
> since it didn't yet exist when it was misconfigured.
> 
> Does not switching to altp2m 1 then lose the EPT misconfiguration?

Sorry, please switch steps 2 and 3 - clearly we need to first enable
altp2m to be able to create a new altp2m. :) After the first typo the
text became a bit distorted as well.


Thanks,
Razvan

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