The hardcoded behavior prevents proper SMP support.
QEMU shall specify the vcpu's PIR as the vcpu id.
Signed-off-by: Scott Wood <scottwood@xxxxxxxxxxxxx>
---
v2: More detailed commit message.
arch/powerpc/kvm/booke.c | 4 ++--
arch/powerpc/kvm/e500.c | 3 ---
2 files changed, 2 insertions(+), 5 deletions(-)
diff --git a/arch/powerpc/kvm/booke.c b/arch/powerpc/kvm/booke.c
index ee45fa0..d967faf 100644
--- a/arch/powerpc/kvm/booke.c
+++ b/arch/powerpc/kvm/booke.c
@@ -753,7 +753,7 @@ 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;
@@ -766,7 +766,7 @@ 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 b8f065c..e8f5ec2 100644
--- a/arch/powerpc/kvm/e500.c
+++ b/arch/powerpc/kvm/e500.c
@@ -70,9 +70,6 @@ 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;
-
return 0;
}
--
1.7.6
--
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