Re: [Xen-devel] [PATCH v8 2/3] Differentiate IO/mem resources tracked by ioreq server

["Yu, Zhang" <yu.c.zhang@xxxxxxxxxxxxxxx>]

On 8/25/2015 5:40 PM, Wei Liu wrote:
> On Sun, Aug 23, 2015 at 05:33:17PM +0800, Yu Zhang wrote:
> > Currently in ioreq server, guest write-protected ram pages are
> > tracked in the same rangeset with device mmio resources. Yet
> > unlike device mmio, which can be in big chunks, the guest write-
> > protected pages may be discrete ranges with 4K bytes each. This
> > patch uses a seperate rangeset for the guest ram pages.
> >
> > Note: Previously, a new hypercall or subop was suggested to map
> > write-protected pages into ioreq server. However, it turned out
> > handler of this new hypercall would be almost the same with the
> > existing pair - HVMOP_[un]map_io_range_to_ioreq_server, and there's
> > already a type parameter in this hypercall. So no new hypercall
> > defined, only a new type is introduced.
> >
> > Signed-off-by: Yu Zhang <yu.c.zhang@xxxxxxxxxxxxxxx>
> > ---
> >   tools/libxc/include/xenctrl.h    | 31 ++++++++++++++++++++
> >   tools/libxc/xc_domain.c          | 61 ++++++++++++++++++++++++++++++++++++++++
> For tools bits:
>
> Acked-by: Wei Liu <wei.liu2@xxxxxxxxxx>
Thank you, Wei.
To other maintainers, do you have any question or suggestion?
Any advices would be appreciated! Thanks! :)

Yu
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