[Xen-devel] Re: user/hypervisor address space solution

[Keir Fraser <Keir.Fraser@xxxxxxxxxxxx>]

On 15 Feb 2006, at 10:48, Hollis Blanchard wrote:

> I will be busy for a week or so, but I will try to come up with a patch
> that converts x86 and ia64 and all common code to the proposed API:
>         get_user_offset(val, base, offset)
>         put_user_offset(val, base, offset)
>         get_user_array(val, array, index)
>         put_user_array(val, array, index)
>         copy_to_user(to, from, len)
>         copy_from_user(to, from, len)
> ... plus __ variants of all of these, with identical arguments
> ... plus arch-specific get/put_user for e.g. xen/arch/x86/domain.c,
> since some of those usages don't seem to fit above.
>
> If you don't like the API, please speak up now.
Should be called get_guest/put_guest/copy_from_guest/copy_to_guest. 
Better names, and the arch-specific old functions can still keep their 
old names.
What's the difference between foo_offset() and foo_array()?

 -- Keir


_______________________________________________
Xen-devel mailing list
Xen-devel@xxxxxxxxxxxxxxxxxxx
http://lists.xensource.com/xen-devel