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Re: [Xen-devel] NMI delivery not correctly working
| To: | Christoph Egger <Christoph.Egger@xxxxxxx> |
|---|---|
| Subject: | Re: [Xen-devel] NMI delivery not correctly working |
| From: | Keir Fraser <keir@xxxxxxxxxxxxx> |
| Date: | Wed, 25 Jul 2007 07:57:10 +0100 |
| Cc: | xen-devel@xxxxxxxxxxxxxxxxxxx |
| Delivery-date: | Tue, 24 Jul 2007 23:51:22 -0700 |
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| In-reply-to: | <200707250848.21972.Christoph.Egger@xxxxxxx> |
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| Thread-topic: | [Xen-devel] NMI delivery not correctly working |
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On 25/7/07 07:48, "Christoph Egger" <Christoph.Egger@xxxxxxx> wrote: >> Guests *must* use the iret hypercall when returning from their NMI handler. >> This is giving a virtualised equivalent of the 'NMI-blocking' latch >> implemented in x86 processors, which is reset by the IRET instruction. >> > > Ah, I see. Tnx. It would be really nice to have > some documentation about hypercalls, though. Yes. :-) Actually I try to put reasonable amounts of detail in the public header files, and would like patches to beef up that self-documentation where it's lacking. Separate and more detailed docs would be great too, if someone has the time. -- Keir _______________________________________________ Xen-devel mailing list Xen-devel@xxxxxxxxxxxxxxxxxxx http://lists.xensource.com/xen-devel |
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