[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index] Re: [Xen-devel] [PATCH v4 3/9] xen/arm: Implement set_memory_map hypercall for arm
At 11:09 +0100 on 11 Oct (1381489749), Ian Campbell wrote: > > Two questions about details of next implementation: > > 1) Can we restrict memory map number of regions to 1 for ARM? In this > > case we don't need list or array to define memory map structure. Sounds very sensible to me. > > 2)We have already implemented store& restore of HVM params (magic pages > > PFNs) inside ARM toolstack, but I don't know if we need to migrate > > contents of such pages. In current ARM toolstack we migrate magic pages > > contents too as a part of memory map. In x86 code I cannot find where > > the content of magic pages are saved or restored, so may be Xen > > developers are familiar about it. > > I have a feeling they are not migrated, and I'm not sure. Perhaps Tim > knows... IIRC they are saved as part of general guest memory, but in fact they'll all be reset on the other side anyway. Tim. _______________________________________________ Xen-devel mailing list Xen-devel@xxxxxxxxxxxxx http://lists.xen.org/xen-devel
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