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Diffstat (limited to 'arch/arm/kvm/arm.c')
-rw-r--r--arch/arm/kvm/arm.c30
1 files changed, 19 insertions, 11 deletions
diff --git a/arch/arm/kvm/arm.c b/arch/arm/kvm/arm.c
index d94bb9093ead..03e9273f1876 100644
--- a/arch/arm/kvm/arm.c
+++ b/arch/arm/kvm/arm.c
@@ -144,6 +144,16 @@ out_fail_alloc:
return ret;
}
+bool kvm_arch_has_vcpu_debugfs(void)
+{
+ return false;
+}
+
+int kvm_arch_create_vcpu_debugfs(struct kvm_vcpu *vcpu)
+{
+ return 0;
+}
+
int kvm_arch_vcpu_fault(struct kvm_vcpu *vcpu, struct vm_fault *vmf)
{
return VM_FAULT_SIGBUS;
@@ -158,8 +168,6 @@ void kvm_arch_destroy_vm(struct kvm *kvm)
{
int i;
- kvm_free_stage2_pgd(kvm);
-
for (i = 0; i < KVM_MAX_VCPUS; ++i) {
if (kvm->vcpus[i]) {
kvm_arch_vcpu_free(kvm->vcpus[i]);
@@ -1009,9 +1017,13 @@ long kvm_arch_vm_ioctl(struct file *filp,
switch (ioctl) {
case KVM_CREATE_IRQCHIP: {
+ int ret;
if (!vgic_present)
return -ENXIO;
- return kvm_vgic_create(kvm, KVM_DEV_TYPE_ARM_VGIC_V2);
+ mutex_lock(&kvm->lock);
+ ret = kvm_vgic_create(kvm, KVM_DEV_TYPE_ARM_VGIC_V2);
+ mutex_unlock(&kvm->lock);
+ return ret;
}
case KVM_ARM_SET_DEVICE_ADDR: {
struct kvm_arm_device_addr dev_addr;
@@ -1174,6 +1186,10 @@ static int init_common_resources(void)
return -ENOMEM;
}
+ /* set size of VMID supported by CPU */
+ kvm_vmid_bits = kvm_get_vmid_bits();
+ kvm_info("%d-bit VMID\n", kvm_vmid_bits);
+
return 0;
}
@@ -1239,10 +1255,6 @@ static void teardown_hyp_mode(void)
static int init_vhe_mode(void)
{
- /* set size of VMID supported by CPU */
- kvm_vmid_bits = kvm_get_vmid_bits();
- kvm_info("%d-bit VMID\n", kvm_vmid_bits);
-
kvm_info("VHE mode initialized successfully\n");
return 0;
}
@@ -1326,10 +1338,6 @@ static int init_hyp_mode(void)
}
}
- /* set size of VMID supported by CPU */
- kvm_vmid_bits = kvm_get_vmid_bits();
- kvm_info("%d-bit VMID\n", kvm_vmid_bits);
-
kvm_info("Hyp mode initialized successfully\n");
return 0;