KVM: PPC: e500: Remove E.PT and E.HV.LRAT categories from VCPUs
authorMihai Caraman <mihai.caraman@freescale.com>
Thu, 11 Apr 2013 00:03:12 +0000 (00:03 +0000)
committerAlexander Graf <agraf@suse.de>
Fri, 26 Apr 2013 18:27:09 +0000 (20:27 +0200)
Embedded.Page Table (E.PT) category is not supported yet in e6500 kernel.
Configure TLBnCFG to remove E.PT and E.HV.LRAT categories from VCPUs.

Signed-off-by: Mihai Caraman <mihai.caraman@freescale.com>
Signed-off-by: Alexander Graf <agraf@suse.de>
arch/powerpc/kvm/e500_mmu.c

index 1c1c5cb78495662e506e05bb60a43f7fdbdc2ab8..c41a5a96b558bd8d17ccaf3adc8b49e95c59e817 100644 (file)
@@ -885,8 +885,12 @@ static int vcpu_mmu_init(struct kvm_vcpu *vcpu,
                vcpu->arch.tlbps[0] = mfspr(SPRN_TLB0PS);
                vcpu->arch.tlbps[1] = mfspr(SPRN_TLB1PS);
 
+               vcpu->arch.mmucfg &= ~MMUCFG_LRAT;
+
                /* Guest mmu emulation currently doesn't handle E.PT */
                vcpu->arch.eptcfg = 0;
+               vcpu->arch.tlbcfg[0] &= ~TLBnCFG_PT;
+               vcpu->arch.tlbcfg[1] &= ~TLBnCFG_IND;
        }
 
        return 0;