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[Xen-devel] Re: Is hypercall_hvm_op in changeset 11060 effective?

To: "Li, Xin B" <xin.b.li@xxxxxxxxx>
Subject: [Xen-devel] Re: Is hypercall_hvm_op in changeset 11060 effective?
From: Keir Fraser <Keir.Fraser@xxxxxxxxxxxx>
Date: Sat, 12 Aug 2006 10:47:02 +0100
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On 12/8/06 5:30 am, "Li, Xin B" <xin.b.li@xxxxxxxxx> wrote:

> hypercall_hvm_op in changeset 11060 seem not effective, should we use
> vmmcall instead since hvmloader is running in none-root vmcs mode?

What do you think is the problem? Init_hypercall() sets up a hypercall
transfer page suitable for the architecture you are running on (so it uses
vmmcall when running on VT-x). There are a few example hypercalls at the end
of that function which do work properly.

 -- Keir

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