Re: [Xen-devel] [RFC PATCH 0/9] Introduce AMD SVM AVIC

[Konrad Rzeszutek Wilk <konrad.wilk@xxxxxxxxxx>]

On Mon, Sep 19, 2016 at 12:52:39AM -0500, Suravee Suthikulpanit wrote:
> GITHUB
> ======
> Latest git tree can be found at:
>     http://github.com/ssuthiku/xen.git    xen_avic_part1_v1
> 
> OVERVIEW
> ========
> This patch set is the first of the two-part patch series to introduce 
> the new AMD Advance Virtual Interrupt Controller (AVIC) support.
> 
> Basically, SVM AVIC hardware virtualizes local APIC registers of each
> vCPU via the virtual APIC (vAPIC) backing page. This allows guest access
> to certain APIC registers without the need to emulate the hardware behavior
> in the hypervisor. More information about AVIC can be found in the
> AMD64 Architecture Programmer’s Manual Volume 2 - System Programming.
> 
>   http://support.amd.com/TechDocs/24593.pdf
> 
> For SVM AVIC, we extend the existing kvm_amd driver to:

kvm_amd ?, heheh

.. snip..
> Note: In "w/o evtchn" case, the Linux guest is built w/o
>       Xen guest support.

You can also just boot Linux with 'xen_nopv' parameter which would
do the same thing.


_______________________________________________
Xen-devel mailing list
Xen-devel@xxxxxxxxxxxxx
https://lists.xen.org/xen-devel