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

[Keir Fraser <Keir.Fraser@xxxxxxxxxxxx>]

On 20 Apr 2006, at 14:11, Bryan D. Payne wrote:

> I've got the following scenario... I'm handling a hypercall from 
> domain A and would like to copy some data from the hypervisor to 
> domain B.  From what I can tell, it looks like the copy_to_user 
> function (and all of its related functions) will only copy data back 
> into domain A for me.  I've been combing the hypervisor code and can't 
> seem to find a good way to copy the data into domain B.  Is there a 
> built-in function for this?  Or would I need to do something more like 
> delay the copy until domain B is scheduled or ??
What address do you have in B? Virtual, machine, pseudo-physical?

 -- Keir


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