From: Keir Fraser <keir@xensource.com>
To: Christoph Egger <Christoph.Egger@amd.com>
Cc: xen-devel@lists.xensource.com
Subject: Re: NMI delivery not correctly working
Date: Wed, 25 Jul 2007 07:57:10 +0100 [thread overview]
Message-ID: <C2CCB2D6.B62D%keir@xensource.com> (raw)
In-Reply-To: <200707250848.21972.Christoph.Egger@amd.com>
On 25/7/07 07:48, "Christoph Egger" <Christoph.Egger@amd.com> 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
prev parent reply other threads:[~2007-07-25 6:57 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2007-07-24 15:47 NMI delivery not correctly working Christoph Egger
2007-07-24 17:07 ` Keir Fraser
2007-07-24 18:26 ` Kaushik Barde
2007-07-25 6:22 ` Keir Fraser
2007-07-25 6:43 ` Kaushik Barde
2007-07-25 6:55 ` Keir Fraser
2007-07-25 6:48 ` Christoph Egger
2007-07-25 6:57 ` Keir Fraser [this message]
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