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authorScott Wood2011-09-02 17:39:37 -0500
committerAvi Kivity2012-03-05 14:52:24 +0200
commit841741f23b91088810e657a535b8aa683136d870 (patch)
treeeae3be26cfc18bc2ca5bfec51504196ded2b6de1 /arch
parent303b7c97e369ec3d7ab7ba0551030160ce3f838a (diff)
KVM: PPC: e500: Don't hardcode PIR=0
The hardcoded behavior prevents proper SMP support. user space shall specify the vcpu's PIR as the vcpu id. Signed-off-by: Scott Wood <scottwood@freescale.com> Signed-off-by: Alexander Graf <agraf@suse.de> Signed-off-by: Avi Kivity <avi@redhat.com>
Diffstat (limited to 'arch')
-rw-r--r--arch/powerpc/kvm/booke.c4
-rw-r--r--arch/powerpc/kvm/e500.c3
2 files changed, 2 insertions, 5 deletions
diff --git a/arch/powerpc/kvm/booke.c b/arch/powerpc/kvm/booke.c
index bb6c988f010a..b64220079d56 100644
--- a/arch/powerpc/kvm/booke.c
+++ b/arch/powerpc/kvm/booke.c
@@ -761,7 +761,7 @@ static void get_sregs_arch206(struct kvm_vcpu *vcpu,
{
sregs->u.e.features |= KVM_SREGS_E_ARCH206;
- sregs->u.e.pir = 0;
+ sregs->u.e.pir = vcpu->vcpu_id;
sregs->u.e.mcsrr0 = vcpu->arch.mcsrr0;
sregs->u.e.mcsrr1 = vcpu->arch.mcsrr1;
sregs->u.e.decar = vcpu->arch.decar;
@@ -774,7 +774,7 @@ static int set_sregs_arch206(struct kvm_vcpu *vcpu,
if (!(sregs->u.e.features & KVM_SREGS_E_ARCH206))
return 0;
- if (sregs->u.e.pir != 0)
+ if (sregs->u.e.pir != vcpu->vcpu_id)
return -EINVAL;
vcpu->arch.mcsrr0 = sregs->u.e.mcsrr0;
diff --git a/arch/powerpc/kvm/e500.c b/arch/powerpc/kvm/e500.c
index f17d7e732a1e..ac3c4bf21677 100644
--- a/arch/powerpc/kvm/e500.c
+++ b/arch/powerpc/kvm/e500.c
@@ -71,9 +71,6 @@ int kvmppc_core_vcpu_setup(struct kvm_vcpu *vcpu)
vcpu->arch.pvr = mfspr(SPRN_PVR);
vcpu_e500->svr = mfspr(SPRN_SVR);
- /* Since booke kvm only support one core, update all vcpus' PIR to 0 */
- vcpu->vcpu_id = 0;
-
vcpu->arch.cpu_type = KVM_CPU_E500V2;
return 0;