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Re: [Xen-devel] [PATCH] x86/hvm: determine shared info format earlier
| To: | Jan Beulich <jbeulich@xxxxxxxxxx>, <xen-devel@xxxxxxxxxxxxxxxxxxx> |
|---|---|
| Subject: | Re: [Xen-devel] [PATCH] x86/hvm: determine shared info format earlier |
| From: | Keir Fraser <Keir.Fraser@xxxxxxxxxxxx> |
| Date: | Tue, 15 May 2007 08:16:16 +0100 |
| Delivery-date: | Tue, 15 May 2007 00:12:38 -0700 |
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| Thread-topic: | [Xen-devel] [PATCH] x86/hvm: determine shared info format earlier |
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On 15/5/07 08:13, "Jan Beulich" <jbeulich@xxxxxxxxxx> wrote: >> I don't think this works since the PV drivers don't re-create the hypercall >> page after save/restore (bad us!). > > This must be fixed then. I don't think it's appropriate for them to assume > the hypercall page doesn't change its layout across suspend. I agree. >> We could sample the execution mode in *both* places (new and old)? > > Even if it gets fixed in the drivers? Is that unreasonable? -- Keir _______________________________________________ Xen-devel mailing list Xen-devel@xxxxxxxxxxxxxxxxxxx http://lists.xensource.com/xen-devel |
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