Re: [Xen-devel] [PATCH v2 1/2] x86/HVM: hvm_map_guest_frame_rw() adjustments

["Jan Beulich" <JBeulich@xxxxxxxx>]

>>> On 13.08.15 at 11:35, <wei.liu2@xxxxxxxxxx> wrote:
> On Thu, Aug 13, 2015 at 03:33:42AM -0600, Jan Beulich wrote:
>> >>> On 13.08.15 at 11:22, <wei.liu2@xxxxxxxxxx> wrote:
>> > On Wed, Aug 12, 2015 at 08:16:33AM -0600, Jan Beulich wrote:
>> >> ... and its callers.
>> >> 
>> >> While all non-nested users are made fully honor the semantics of that
>> >> type, doing so in the nested case seemed insane (if doable at all,
>> >> considering VMCS shadowing), and hence there the respective operations
>> >> are simply made fail.
>> >> 
>> >> One case not (yet) taken care of is that of a page getting transitioned
>> >> to this type after a mapping got established.
>> >> 
>> >> Signed-off-by: Jan Beulich <jbeulich@xxxxxxxx>
>> > 
>> > Is this a bug fix? I think so, but the title only says adjustment so I'd
>> > better be sure.
>> 
>> Yes, it is (I had hoped that the description would be sufficient to
>> tell).
> 
> Thanks for confirmation.

And I only now realize that I screwed up the title - what is here
was what 0/2 had; this patch really is supposed to be named
"x86/HVM: honor p2m_ram_ro in hvm_map_guest_frame_rw()"
just like its v1 was. I'm sorry for that.

Jan


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