Re: [PATCH 23/25] [PATCH] paravirt hooks for arch initialization

Glauber de Oliveira Costa wrote:

I think the idea you gave me earlier of using probe_kernel_address could
work. Xen/lguest/put_yours_here that won't use an ebda would then have
to unmap the page, to make sure a read would fault.

Hm, the memory might be mapped anyway, but we could make sure its all
zero.  discover_ebda should be able to deal with that OK.

    J