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OpenCloudOS-Kernel
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KVM: Fix adding an smp virtual machine to the vm list 

If we add the vm once per vcpu, we corrupt the list if the guest has
multiple vcpus.

Signed-off-by: Avi Kivity <avi@qumranet.com>
This commit is contained in:
Avi Kivity 2007-06-05 14:36:10 +03:00
parent 7b53aa5650
commit 120e9a453b
1 changed files with 3 additions and 3 deletions
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6
drivers/kvm/kvm_main.c
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@ -319,6 +319,9 @@ static struct kvm *kvm_create_vm(void)
spin_lock_init(&kvm->lock);
INIT_LIST_HEAD(&kvm->active_mmu_pages);
spin_lock(&kvm_lock);
list_add(&kvm->vm_list, &vm_list);
spin_unlock(&kvm_lock);
for (i = 0; i < KVM_MAX_VCPUS; ++i) {
struct kvm_vcpu *vcpu = &kvm->vcpus[i];
@ -326,9 +329,6 @@ static struct kvm *kvm_create_vm(void)
vcpu->cpu = -1;
vcpu->kvm = kvm;
vcpu->mmu.root_hpa = INVALID_PAGE;
spin_lock(&kvm_lock);
list_add(&kvm->vm_list, &vm_list);
spin_unlock(&kvm_lock);
}
return kvm;
}