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Re: [Xen-devel] Is there a way to add GDT entries without having a second page?

On 6 May 2005, at 01:50, Kip Macy wrote:

I can add entries incrementally to the GDT by having a second page
frame lying around copying from the current one to the unused one and
then switching between them for updates, but is there a more elegant

What's the problem? You want a 'writable GDT'? This is very doable since we have the emulator, but in Linux it was not hard to patch the places that write to the GDT to do a hypercall instead.

 -- Keir

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