Re: [Xen-devel] [PATCH v8] x86/altp2m: support for setting restrictions for an array of pages

["Jan Beulich" <JBeulich@xxxxxxxx>]

>>> On 20.11.17 at 10:35, <ppircalabu@xxxxxxxxxxxxxxx> wrote:
> On Ma, 2017-10-24 at 13:19 +0300, 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>
> 
> Are there still any outstanding issues with this patch?

I for one don't know - I simply did't get around to look at it yet.
The tree's still frozen right now anyway.

Jan


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