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From: "Aneesh Kumar K.V" <aneesh.kumar@linux.vnet.ibm.com>
To: agraf@suse.de, benh@kernel.crashing.org, paulus@samba.org
Subject: Re: [PATCH -V2 00/14] Allow PR and HV KVM to coexist in one kernel
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References: <1381164482-31001-1-git-send-email-aneesh.kumar@linux.vnet.ibm.com>
Date: Tue, 15 Oct 2013 14:30:22 +0530
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Hi Alex,

Any update on this ?

-aneesh

"Aneesh Kumar K.V" <aneesh.kumar@linux.vnet.ibm.com> writes:

> Hi All,
>
> This patch series support enabling HV and PR KVM together in the same kernel. We
> extend machine property with new property "kvm_type". A value of "HV" will force HV
> KVM and "PR" PR KVM. If we don't specify kvm_type we will select the fastest KVM mode.
> ie, HV if that is supported otherwise PR.
>
> With Qemu command line having
>
>  -machine pseries,accel=kvm,kvm_type=HV
>
> [root@llmp24l02 qemu]# bash ../qemu
> failed to initialize KVM: Invalid argument
> [root@llmp24l02 qemu]# modprobe kvm-pr
> [root@llmp24l02 qemu]# bash ../qemu
> failed to initialize KVM: Invalid argument
> [root@llmp24l02 qemu]# modprobe  kvm-hv
> [root@llmp24l02 qemu]# bash ../qemu
>
> now with
>
>  -machine pseries,accel=kvm,kvm_type=PR
>
> [root@llmp24l02 qemu]# rmmod kvm-pr
> [root@llmp24l02 qemu]# bash ../qemu
> failed to initialize KVM: Invalid argument
> [root@llmp24l02 qemu]#
> [root@llmp24l02 qemu]# modprobe kvm-pr
> [root@llmp24l02 qemu]# bash ../qemu
>
> Changes from V1:
> * Build fixes for BOOKE (only compile tested)
> * Address review feedback
>
> -aneesh
>
> _______________________________________________
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