Re: [Xen-devel] [PATCH v2 5/6] gnttab: fix/adjust gnttab_transfer()

[Ian Campbell <ian.campbell@xxxxxxxxxx>]

On Mon, 2015-06-15 at 13:28 +0100, Jan Beulich wrote:
> - don't update shared entry's frame number for translated domains (as
>   MFNs shouldn't be exposed to such guests)
> - for v1 grant table format, force copying of the page also when the
>   intended MFN doesn't fit in 32 bits (and the domain isn't translated)
> - fix an apparent off-by-one error (it's unclear to me why commit
>   5cc77f9098 ("32-on-64: Fix domain address-size clamping, implement")
>   uses BITS_PER_LONG-1 here, while using BITS_PER_LONG in the two other
>   invocations of domain_clamp_alloc_bitsize())
> - adjust comments accompanying the shared entry's frame field
> 
> Signed-off-by: Jan Beulich <jbeulich@xxxxxxxx>

Acked-by: Ian Campbell <ian.campbell@xxxxxxxxxx>




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