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[Xen-devel] RE: Why "Don't use shadow linear maps in sh_set_toplevel_sha
| To: | "Li, Xin B" <xin.b.li@xxxxxxxxx>, "Tim Deegan" <Tim.Deegan@xxxxxxxxxxxxx> |
|---|---|
| Subject: | [Xen-devel] RE: Why "Don't use shadow linear maps in sh_set_toplevel_shadow"? |
| From: | "Li, Xin B" <xin.b.li@xxxxxxxxx> |
| Date: | Fri, 17 Nov 2006 23:16:22 +0800 |
| Cc: | xen-devel@xxxxxxxxxxxxxxxxxxx |
| Delivery-date: | Fri, 17 Nov 2006 07:16:40 -0800 |
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| Thread-index: | AccKWuN7g6ZV0hMGQCOtBLDyJKpPagAADMcg |
| Thread-topic: | Why "Don't use shadow linear maps in sh_set_toplevel_shadow"? |
Is it harmful if we use the heuristics? Can we fallback to search the hash? -Xin >It's changeset 12399, but can not understand, can you pls explain? >With this change, kernel build of FC5 changed from around 370s >to 420s, over 10% gap. >Thanks >-Xin > _______________________________________________ Xen-devel mailing list Xen-devel@xxxxxxxxxxxxxxxxxxx http://lists.xensource.com/xen-devel |
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