| To: | xen-devel@xxxxxxxxxxxxxxxxxxx |
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| Subject: | [Xen-devel] disks appearing twice in HVM domains |
| From: | Nils Nieuwejaar <nils.nieuwejaar@xxxxxxx> |
| Date: | Wed, 5 Sep 2007 15:12:44 -0400 |
| Delivery-date: | 2007年9月05日 12:21:01 -0700 |
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When Xen creates an HVM domain, each network device appears in the domain as either a PV device or an emulated physical device, depending on the configuration. Disks, on the other hand, are always made available twice: once as an emulated physical device and once as a paravirtualized device. Why is this? I know this question has been raised before, but I don't think I ever saw a real answer. There was some speculation (e.g., "it makes developing PV drivers easier?"), but nothing definitive. Nils _______________________________________________ Xen-devel mailing list Xen-devel@xxxxxxxxxxxxxxxxxxx http://lists.xensource.com/xen-devel
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