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Re: [Xen-devel] copy_to_user in another domain?




On 20 Apr 2006, at 14:59, Bryan D. Payne wrote:

What address do you have in B? Virtual, machine, pseudo-physical?

I have both a virtual and a machine address.

You can pass the latter (as an MFN) to map_domain_page(). That'll get you a temporary mapping in Xen, relinquished with unmap_domain_page().

 -- Keir


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