Re: [Xen-devel] [RFC XEN PATCH v4 00/41] Add vNVDIMM support to HVM domains

["Jan Beulich" <JBeulich@xxxxxxxx>]

>>> On 12.02.18 at 11:05, <roger.pau@xxxxxxxxxx> wrote:
> If you map the NVDIMM as MMIO to Dom0 you don't need the M2P entries
> IIRC, and if it's mapped using 1GB pages it shouldn't use that much
> memory for the page tables (ie: you could just use normal RAM for the
> page tables that map the NVDIMM IMO). Of course that only applies to
> PVH/HVM.

But in order to use (part of) it in a RAM-like manner we need struct
page_info for it.

Jan


_______________________________________________
Xen-devel mailing list
Xen-devel@xxxxxxxxxxxxxxxxxxxx
https://lists.xenproject.org/mailman/listinfo/xen-devel