Re: [Xen-devel] [PATCH v11] x86/altp2m: support for setting restrictions for an array of pages

[Razvan Cojocaru <rcojocaru@xxxxxxxxxxxxxxx>]

On 03/30/2018 06:39 PM, Petre Pircalabu wrote:
> From: Razvan Cojocaru <rcojocaru@xxxxxxxxxxxxxxx>
> 
> For the default EPT view we have xc_set_mem_access_multi(), which
> is able to set an array of pages to an array of access rights with
> a single hypercall. However, this functionality was lacking for the
> altp2m subsystem, which could only set page restrictions for one
> page at a time. This patch addresses the gap.
> 
> HVMOP_altp2m_set_mem_access_multi has been added as a HVMOP (as opposed to a
> DOMCTL) for consistency with its HVMOP_altp2m_set_mem_access counterpart (and
> hence with the original altp2m design, where domains are allowed - with the
> proper altp2m access rights - to alter these settings), in the absence of an
> official position on the issue from the original altp2m designers.
> 
> Signed-off-by: Razvan Cojocaru <rcojocaru@xxxxxxxxxxxxxxx>
> Signed-off-by: Petre Pircalabu <ppircalabu@xxxxxxxxxxxxxxx>
> Acked-by: Wei Liu <wei.liu2@xxxxxxxxxx>

George, should we have added your Reviewed-by with addressing your
comments in this version?


Thanks,
Razvan

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