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RE: [Xen-devel] PAE & hypercall interfaces
| To: | "Gerd Knorr" <kraxel@xxxxxxxxxxx> |
|---|---|
| Subject: | RE: [Xen-devel] PAE & hypercall interfaces |
| From: | "Ian Pratt" <m+Ian.Pratt@xxxxxxxxxxxx> |
| Date: | Thu, 19 May 2005 09:20:46 +0100 |
| Cc: | xen-devel@xxxxxxxxxxxxxxxxxxx |
| Delivery-date: | Thu, 19 May 2005 08:20:21 +0000 |
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| Thread-index: | AcVcSzKm+HYi88h+QhusvKkZ4+6T2wAAGHuA |
| Thread-topic: | [Xen-devel] PAE & hypercall interfaces |
> On 18 May 2005, at 20:23, Gerd Knorr wrote: > > > (1) make page table entrys 64bit wide everythere. > > (2) make page table entrys 64bit wide in PAE mode only. > > (3) pass two values: 32bit page frame number & flags. > > (4) others? > > > > I'd prefeare option (1), option (3) is reasonable as well I > think. I > > don't think (2) is a good idea, that will cause some very nasty > > problems in case we'll try to allow non-PAE guests in PAE mode. > > > > Comments? > > I like option 3. As do I, cooking down the NX bit. Ian _______________________________________________ Xen-devel mailing list Xen-devel@xxxxxxxxxxxxxxxxxxx http://lists.xensource.com/xen-devel |
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