Re: [Xen-devel] Updating built-in GDT

[Ivan Kelly <ivan@xxxxxxxxxxxxx>]

> You can't update the built-in GDT. Instead, create your own and pass 
> the list of MFNs that comprise your GDT to the set_gdt() hypercall. You 
> must ensure you have only read-only mappings of those MFNs before 
> passing them to that hypercall! If you wish to update your GDT, use the 
> update_descriptor() hypercall.
does set_gdt add the default descriptors(at 819, 820, 821 etc) or will i have
to insert these into my new gdt manually?
Regards
Ivan

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