From mboxrd@z Thu Jan 1 00:00:00 1970 From: "Aneesh Kumar K.V" Subject: Re: [PATCH -V2 00/14] Allow PR and HV KVM to coexist in one kernel Date: Tue, 15 Oct 2013 14:30:22 +0530 Message-ID: <87txgizz6h.fsf@linux.vnet.ibm.com> References: <1381164482-31001-1-git-send-email-aneesh.kumar@linux.vnet.ibm.com> Mime-Version: 1.0 Content-Type: text/plain Cc: linuxppc-dev@lists.ozlabs.org, kvm@vger.kernel.org, kvm-ppc@vger.kernel.org To: agraf@suse.de, benh@kernel.crashing.org, paulus@samba.org Return-path: In-Reply-To: <1381164482-31001-1-git-send-email-aneesh.kumar@linux.vnet.ibm.com> Sender: kvm-ppc-owner@vger.kernel.org List-Id: kvm.vger.kernel.org Hi Alex, Any update on this ? -aneesh "Aneesh Kumar K.V" 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 > > _______________________________________________ > Linuxppc-dev mailing list > Linuxppc-dev@lists.ozlabs.org > https://lists.ozlabs.org/listinfo/linuxppc-dev