KVM: Use macro to iterate over vcpus.
[christian: remove unused variables on s390]
Signed-off-by: Gleb Natapov <gleb@redhat.com>
Signed-off-by: Christian Borntraeger <borntraeger@de.ibm.com>
Signed-off-by: Avi Kivity <avi@redhat.com>
diff --git a/arch/x86/kvm/x86.c b/arch/x86/kvm/x86.c
index d8adc1d..89862a8 100644
--- a/arch/x86/kvm/x86.c
+++ b/arch/x86/kvm/x86.c
@@ -2946,10 +2946,7 @@
spin_lock(&kvm_lock);
list_for_each_entry(kvm, &vm_list, vm_list) {
- for (i = 0; i < KVM_MAX_VCPUS; ++i) {
- vcpu = kvm->vcpus[i];
- if (!vcpu)
- continue;
+ kvm_for_each_vcpu(i, vcpu, kvm) {
if (vcpu->cpu != freq->cpu)
continue;
if (!kvm_request_guest_time_update(vcpu))
@@ -4678,20 +4675,22 @@
static void kvm_free_vcpus(struct kvm *kvm)
{
unsigned int i;
+ struct kvm_vcpu *vcpu;
/*
* Unpin any mmu pages first.
*/
- for (i = 0; i < KVM_MAX_VCPUS; ++i)
- if (kvm->vcpus[i])
- kvm_unload_vcpu_mmu(kvm->vcpus[i]);
- for (i = 0; i < KVM_MAX_VCPUS; ++i) {
- if (kvm->vcpus[i]) {
- kvm_arch_vcpu_free(kvm->vcpus[i]);
- kvm->vcpus[i] = NULL;
- }
- }
+ kvm_for_each_vcpu(i, vcpu, kvm)
+ kvm_unload_vcpu_mmu(vcpu);
+ kvm_for_each_vcpu(i, vcpu, kvm)
+ kvm_arch_vcpu_free(vcpu);
+ mutex_lock(&kvm->lock);
+ for (i = 0; i < atomic_read(&kvm->online_vcpus); i++)
+ kvm->vcpus[i] = NULL;
+
+ atomic_set(&kvm->online_vcpus, 0);
+ mutex_unlock(&kvm->lock);
}
void kvm_arch_sync_events(struct kvm *kvm)