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[Xen-devel] Re: One question to compat model

On 13/05/2010 11:00, "Jiang, Yunhong" <yunhong.jiang@xxxxxxxxx> wrote:

>> I was probably being overzealous. There's no good reason not to use
>> GUEST_HANDLE_64 and uint64_aligned_t outside of tools interfaces.
> Althoug not related with my current patch, but curiosly, will it avoid the
> compat model issue if we use XEN_GUEST_HANDLE_64 for hypercall, especially if
> not performance critical, like struct xen_mc_fetch? (Maybe we still need
> consider the #pragma pack optoin for the struction?)

Oh yes, it would be a *very* good idea to use these macros to avoid the need
for compat shim code at all.

 -- Keir

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