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[Xen-devel] RE: recreate monitor page table?
| To: | "Tim Deegan" <Tim.Deegan@xxxxxxxxxxxxx> |
|---|---|
| Subject: | [Xen-devel] RE: recreate monitor page table? |
| From: | "Li, Xin B" <xin.b.li@xxxxxxxxx> |
| Date: | Wed, 18 Apr 2007 23:46:51 +0800 |
| Cc: | xen-devel@xxxxxxxxxxxxxxxxxxx |
| Delivery-date: | Wed, 18 Apr 2007 08:45:45 -0700 |
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| In-reply-to: | <20070418125245.GA554@xxxxxxxxxxxxxxxxxxxxx> |
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| Thread-index: | AceBvOKd6wZQQP7rSvyR4F0kls8eugAE2A7g |
| Thread-topic: | recreate monitor page table? |
>At 10:13 +0800 on 18 Apr (1176891228), Li, Xin B wrote: >> What's the intent to recreate monitor page table when shadow levels >> changes in sh_update_paging_modes? > >The monitor tables have to have a different layout in different shadow >paging modes so that linear maps of the shadows can work properly. > On x86_64, monitor page table should always be 4 level, and we can uninstall the old shadow linear entry and install new shadow paging mode entry, why even recreate the monitor top level page? -Xin _______________________________________________ Xen-devel mailing list Xen-devel@xxxxxxxxxxxxxxxxxxx http://lists.xensource.com/xen-devel |
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