 Home |
Products |
Support |
Community |
News |
xen-devel
Re: [Xen-devel] [SVM][PATCH] Add test for SVM Disabled via BIOS
| To: | "Woller, Thomas" <thomas.woller@xxxxxxx>, <xen-devel@xxxxxxxxxxxxxxxxxxx> |
|---|---|
| Subject: | Re: [Xen-devel] [SVM][PATCH] Add test for SVM Disabled via BIOS |
| From: | Keir Fraser <Keir.Fraser@xxxxxxxxxxxx> |
| Date: | Thu, 12 Oct 2006 14:38:12 +0100 |
| Delivery-date: | Thu, 12 Oct 2006 06:38:40 -0700 |
| Envelope-to: | www-data@xxxxxxxxxxxxxxxxxx |
| In-reply-to: | <683860AD674C7348A0BF0DE3918482F6034E2259@xxxxxxxxxxxxxxxxx> |
| List-help: | <mailto:xen-devel-request@lists.xensource.com?subject=help> |
| List-id: | Xen developer discussion <xen-devel.lists.xensource.com> |
| List-post: | <mailto:xen-devel@lists.xensource.com> |
| List-subscribe: | <http://lists.xensource.com/cgi-bin/mailman/listinfo/xen-devel>, <mailto:xen-devel-request@lists.xensource.com?subject=subscribe> |
| List-unsubscribe: | <http://lists.xensource.com/cgi-bin/mailman/listinfo/xen-devel>, <mailto:xen-devel-request@lists.xensource.com?subject=unsubscribe> |
| Sender: | xen-devel-bounces@xxxxxxxxxxxxxxxxxxx |
| Thread-index: | Acbr6XXhy02v56FgQHGkVa7CShdGVgCGjN0u |
| Thread-topic: | [Xen-devel] [SVM][PATCH] Add test for SVM Disabled via BIOS |
| User-agent: | Microsoft-Entourage/11.2.5.060620 |
On 9/10/06 22:25, "Woller, Thomas" <thomas.woller@xxxxxxx> wrote: > Newer BIOS implementations will be able to disable the SVM feature, > although an additional test of an MSR (VMCR 0xC0010114 bit 4) is > necessary (set equals disabled). Bit 4 of MSR 0xc0010114 returns 0 (SVM > enabled) on machines with older BIOS' without the SVM disable feature > support. What happens if it is disabled and we ignore the MSR? Does everything just work, or does, for example, the write to EFER.SVME fault? -- Keir _______________________________________________ Xen-devel mailing list Xen-devel@xxxxxxxxxxxxxxxxxxx http://lists.xensource.com/xen-devel |
| <Prev in Thread] | Current Thread | [Next in Thread> |
|---|---|---|
| ||
| Previous by Date: | RE: [Xen-devel] [PATCH][HVM] fix the ACPI dsdt inconsistency, Yu, Ke |
|---|---|
| Next by Date: | Re: [Xen-devel] [NET] back: Copy tx_ring data before verification, Keir Fraser |
| Previous by Thread: | [Xen-devel] [SVM][PATCH] Add test for SVM Disabled via BIOS, Woller, Thomas |
| Next by Thread: | RE: [Xen-devel] [SVM][PATCH] Add test for SVM Disabled via BIOS, Woller, Thomas |
| Indexes: | [Date] [Thread] [Top] [All Lists] |
