Re: [Xen-devel] [PATCH v5 0/6] Allow setting up shared memory areas between VMs from xl config files

[Julien Grall <julien.grall@xxxxxxx>]

On 10/24/18 3:32 PM, Oleksandr Andrushchenko wrote:
> On 10/24/2018 05:24 PM, Julien Grall wrote:
> > On 10/24/18 3:15 PM, Oleksandr Andrushchenko wrote:
> > > Hi, Stefano!
> > >
> > > I'm just curious if the below is on your TODO list [1]:
> > >
> > > 3. Future Directions:
> > > ====================================================
> > >
> > > Allow users to optionally share *mfn-contiguous* pages.
> > What is the use case for that?
> No real use-case at the moment, but we might have one: for instance,
> sharing some memory which is used by device firmware and domains.
> But in this case iomem could probably help...
Yes, that would be iomem. Shared memory is more between domains.

Cheers,

--
Julien Grall

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