search for: hypervisor_share

...to note: >> >> IIRC from the summit, domain0 and driver domains for >> neither PPC nor ia64 will have a p2m lookup table so >> a p2m translation will require a hypercall. So >> while virt_to_machine is cheap for domains on x86, >> it is not on PPC and ia64. If HYPERVISOR_share can >> take physical addresses instead of machine addresses >> (with Xen doing the phys_to_machine part of the >> translation), I think the code would work better >> for PPC and ia64, as well as better hide the >> virtual->physical->machine memory abstraction. &g...