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Re: [Xen-devel] [PATCH 5/5] svm: implement INVLPG part of DecodeAssist
| To: | Andre Przywara <andre.przywara@xxxxxxx> |
|---|---|
| Subject: | Re: [Xen-devel] [PATCH 5/5] svm: implement INVLPG part of DecodeAssist |
| From: | Keir Fraser <keir@xxxxxxx> |
| Date: | Mon, 18 Apr 2011 10:07:24 +0100 |
| Cc: | xen-devel <xen-devel@xxxxxxxxxxxxxxxxxxx> |
| Delivery-date: | Mon, 18 Apr 2011 02:09:20 -0700 |
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| Thread-topic: | [Xen-devel] [PATCH 5/5] svm: implement INVLPG part of DecodeAssist |
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On 15/04/2011 13:24, "Andre Przywara" <andre.przywara@xxxxxxx> wrote: > Newer SVM implementations (Bulldozer) give the desired address on > a INVLPG intercept explicitly in the EXITINFO1 field of the VMCB. > Use this address to avoid a costly instruction fetch and deocde > cycle. > Only useful with shadow paging. Applied as c/2 23236. Fixed to not handle the INVLPGA exit code. -- Keir > Signed-off-by: Andre Przywara <andre.przywara@xxxxxxx> > > _______________________________________________ > Xen-devel mailing list > Xen-devel@xxxxxxxxxxxxxxxxxxx > http://lists.xensource.com/xen-devel _______________________________________________ Xen-devel mailing list Xen-devel@xxxxxxxxxxxxxxxxxxx http://lists.xensource.com/xen-devel |
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