On Tue, Sep 20, 2016 at 01:14:10PM +0300, Sameeh Jubran wrote:
> On Mon, Sep 12, 2016 at 11:32 AM, Frediano Ziglio <fzig...@redhat.com>
> wrote:
> > It looks like MmMapIoSpaceEx was introduced with Windows 10 while WDDM was
> > introduce in Windows 7. Are we going to support only from Windows 10?
> > Windows 7 supports WDDM but supports also XPDM so it's supported but
> > users of Windows 8 won't have a QXL driver. Are we never going to support
> > Windows 8?
> >
> >
> > I think the reason for this change is that the new function can specify
> > additional security, specifically removing the executable bit from page
> > mappings. Am I right? Perhaps this should be mentioned in the rationale.
> I think we can drop this patch if we plan to support Windows 8

It would be easier to make that decision if there was a rationale for
the change in the commit log, or if you could answer Frediano's question
as to _why_ this commit is changing from one to the other function.


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