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[Xen-devel] Really need to pin page tables?
| To: | Xen-devel@xxxxxxxxxxxxxxxxxxx |
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| Subject: | [Xen-devel] Really need to pin page tables? |
| From: | Samuel Thibault <samuel.thibault@xxxxxxxxxxxxx> |
| Date: | Tue, 27 May 2008 11:17:04 +0100 |
| Delivery-date: | Tue, 27 May 2008 03:17:48 -0700 |
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Hello, In extras/mini-os/arch/x86/mm.c:new_pt_frame, Mini-OS pins its L1, L2, and L3 page tables. Does that really make a difference from the Hypervisor point of view? I mean, once L4 is pinned, pointing to these, and thus their content has been checked, is there any performance difference? Samuel _______________________________________________ Xen-devel mailing list Xen-devel@xxxxxxxxxxxxxxxxxxx http://lists.xensource.com/xen-devel |
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