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path: root/virt/kvm/arm/vgic/vgic-init.c
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Diffstat (limited to 'virt/kvm/arm/vgic/vgic-init.c')
-rw-r--r--virt/kvm/arm/vgic/vgic-init.c30
1 files changed, 18 insertions, 12 deletions
diff --git a/virt/kvm/arm/vgic/vgic-init.c b/virt/kvm/arm/vgic/vgic-init.c
index c0c0b88af1d5..3bdb31eaed64 100644
--- a/virt/kvm/arm/vgic/vgic-init.c
+++ b/virt/kvm/arm/vgic/vgic-init.c
@@ -64,7 +64,7 @@ void kvm_vgic_early_init(struct kvm *kvm)
struct vgic_dist *dist = &kvm->arch.vgic;
INIT_LIST_HEAD(&dist->lpi_list_head);
- spin_lock_init(&dist->lpi_list_lock);
+ raw_spin_lock_init(&dist->lpi_list_lock);
}
/* CREATION */
@@ -171,7 +171,7 @@ static int kvm_vgic_dist_init(struct kvm *kvm, unsigned int nr_spis)
irq->intid = i + VGIC_NR_PRIVATE_IRQS;
INIT_LIST_HEAD(&irq->ap_list);
- spin_lock_init(&irq->irq_lock);
+ raw_spin_lock_init(&irq->irq_lock);
irq->vcpu = NULL;
irq->target_vcpu = vcpu0;
kref_init(&irq->refcount);
@@ -206,7 +206,7 @@ int kvm_vgic_vcpu_init(struct kvm_vcpu *vcpu)
vgic_cpu->sgi_iodev.base_addr = VGIC_ADDR_UNDEF;
INIT_LIST_HEAD(&vgic_cpu->ap_list_head);
- spin_lock_init(&vgic_cpu->ap_list_lock);
+ raw_spin_lock_init(&vgic_cpu->ap_list_lock);
/*
* Enable and configure all SGIs to be edge-triggered and
@@ -216,7 +216,7 @@ int kvm_vgic_vcpu_init(struct kvm_vcpu *vcpu)
struct vgic_irq *irq = &vgic_cpu->private_irqs[i];
INIT_LIST_HEAD(&irq->ap_list);
- spin_lock_init(&irq->irq_lock);
+ raw_spin_lock_init(&irq->irq_lock);
irq->intid = i;
irq->vcpu = NULL;
irq->target_vcpu = vcpu;
@@ -231,13 +231,6 @@ int kvm_vgic_vcpu_init(struct kvm_vcpu *vcpu)
irq->config = VGIC_CONFIG_LEVEL;
}
- /*
- * GICv3 can only be created via the KVM_DEVICE_CREATE API and
- * so we always know the emulation type at this point as it's
- * either explicitly configured as GICv3, or explicitly
- * configured as GICv2, or not configured yet which also
- * implies GICv2.
- */
if (dist->vgic_model == KVM_DEV_TYPE_ARM_VGIC_V3)
irq->group = 1;
else
@@ -281,7 +274,7 @@ int vgic_init(struct kvm *kvm)
{
struct vgic_dist *dist = &kvm->arch.vgic;
struct kvm_vcpu *vcpu;
- int ret = 0, i;
+ int ret = 0, i, idx;
if (vgic_initialized(kvm))
return 0;
@@ -298,6 +291,19 @@ int vgic_init(struct kvm *kvm)
if (ret)
goto out;
+ /* Initialize groups on CPUs created before the VGIC type was known */
+ kvm_for_each_vcpu(idx, vcpu, kvm) {
+ struct vgic_cpu *vgic_cpu = &vcpu->arch.vgic_cpu;
+
+ for (i = 0; i < VGIC_NR_PRIVATE_IRQS; i++) {
+ struct vgic_irq *irq = &vgic_cpu->private_irqs[i];
+ if (dist->vgic_model == KVM_DEV_TYPE_ARM_VGIC_V3)
+ irq->group = 1;
+ else
+ irq->group = 0;
+ }
+ }
+
if (vgic_has_its(kvm)) {
ret = vgic_v4_init(kvm);
if (ret)