Messages in this thread | | | From | Dan Williams <> | Date | Fri, 21 Sep 2018 11:17:13 -0700 | Subject | Re: [PATCH V5 4/4] kvm: add a check if pfn is from NVDIMM pmem. |
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On Fri, Sep 21, 2018 at 7:24 AM David Hildenbrand <david@redhat.com> wrote: [..] > > Remove the PageReserved flag sounds more reasonable. > > And Could we still have a flag to identify it is a device private memory, or > > where these pages coming from? > > We could use a page type for that or what you proposed. (as I said, we > might have to change hibernation code to skip the pages once we drop the > reserved flag).
I think it would be reasonable to reject all ZONE_DEVICE pages in saveable_page().
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