kvm_arch_ops->vcpu_load(vcpu);
}
-/*
- * Switches to specified vcpu, until a matching vcpu_put(). Will return NULL
- * if the slot is not populated.
- */
-static struct kvm_vcpu *vcpu_load_slot(struct kvm *kvm, int slot)
-{
- struct kvm_vcpu *vcpu = &kvm->vcpus[slot];
-
- mutex_lock(&vcpu->mutex);
- if (!vcpu->vmcs) {
- mutex_unlock(&vcpu->mutex);
- return NULL;
- }
- kvm_arch_ops->vcpu_load(vcpu);
- return vcpu;
-}
-
static void vcpu_put(struct kvm_vcpu *vcpu)
{
kvm_arch_ops->vcpu_put(vcpu);
}
EXPORT_SYMBOL_GPL(fx_init);
-static void do_remove_write_access(struct kvm_vcpu *vcpu, int slot)
-{
- spin_lock(&vcpu->kvm->lock);
- kvm_mmu_slot_remove_write_access(vcpu, slot);
- spin_unlock(&vcpu->kvm->lock);
-}
-
/*
* Allocate some memory and give it an address in the guest physical address
* space.
*memslot = new;
++kvm->memory_config_version;
- spin_unlock(&kvm->lock);
-
- for (i = 0; i < KVM_MAX_VCPUS; ++i) {
- struct kvm_vcpu *vcpu;
+ kvm_mmu_slot_remove_write_access(kvm, mem->slot);
+ kvm_flush_remote_tlbs(kvm);
- vcpu = vcpu_load_slot(kvm, i);
- if (!vcpu)
- continue;
- if (new.flags & KVM_MEM_LOG_DIRTY_PAGES)
- do_remove_write_access(vcpu, mem->slot);
- kvm_mmu_reset_context(vcpu);
- vcpu_put(vcpu);
- }
+ spin_unlock(&kvm->lock);
kvm_free_physmem_slot(&old, &new);
return 0;
struct kvm_memory_slot *memslot;
int r, i;
int n;
- int cleared;
unsigned long any = 0;
spin_lock(&kvm->lock);
if (copy_to_user(log->dirty_bitmap, memslot->dirty_bitmap, n))
goto out;
- if (any) {
- cleared = 0;
- for (i = 0; i < KVM_MAX_VCPUS; ++i) {
- struct kvm_vcpu *vcpu;
-
- vcpu = vcpu_load_slot(kvm, i);
- if (!vcpu)
- continue;
- if (!cleared) {
- do_remove_write_access(vcpu, log->slot);
- memset(memslot->dirty_bitmap, 0, n);
- cleared = 1;
- }
- kvm_arch_ops->tlb_flush(vcpu);
- vcpu_put(vcpu);
- }
- }
+ spin_lock(&kvm->lock);
+ kvm_mmu_slot_remove_write_access(kvm, log->slot);
+ kvm_flush_remote_tlbs(kvm);
+ memset(memslot->dirty_bitmap, 0, n);
+ spin_unlock(&kvm->lock);
r = 0;
break;
kvm->naliases = n;
- spin_unlock(&kvm->lock);
+ kvm_mmu_zap_all(kvm);
- vcpu_load(&kvm->vcpus[0]);
- spin_lock(&kvm->lock);
- kvm_mmu_zap_all(&kvm->vcpus[0]);
spin_unlock(&kvm->lock);
- vcpu_put(&kvm->vcpus[0]);
return 0;
* Returns 0 on success, non-0 otherwise.
* Assumes vcpu_load() was already called.
*/
-static int get_msr(struct kvm_vcpu *vcpu, u32 msr_index, u64 *pdata)
+int kvm_get_msr(struct kvm_vcpu *vcpu, u32 msr_index, u64 *pdata)
{
return kvm_arch_ops->get_msr(vcpu, msr_index, pdata);
}
* Returns 0 on success, non-0 otherwise.
* Assumes vcpu_load() was already called.
*/
-static int set_msr(struct kvm_vcpu *vcpu, u32 msr_index, u64 data)
+int kvm_set_msr(struct kvm_vcpu *vcpu, u32 msr_index, u64 data)
{
return kvm_arch_ops->set_msr(vcpu, msr_index, data);
}
*/
static int do_set_msr(struct kvm_vcpu *vcpu, unsigned index, u64 *data)
{
- return set_msr(vcpu, index, *data);
+ return kvm_set_msr(vcpu, index, *data);
}
/*
break;
}
case KVM_GET_MSRS:
- r = msr_io(vcpu, argp, get_msr, 1);
+ r = msr_io(vcpu, argp, kvm_get_msr, 1);
break;
case KVM_SET_MSRS:
r = msr_io(vcpu, argp, do_set_msr, 0);
int cpu = (long)v;
switch (val) {
- case CPU_DOWN_PREPARE:
- case CPU_DOWN_PREPARE_FROZEN:
+ case CPU_DYING:
+ case CPU_DYING_FROZEN:
case CPU_UP_CANCELED:
case CPU_UP_CANCELED_FROZEN:
printk(KERN_INFO "kvm: disabling virtualization on CPU%d\n",
static int kvm_suspend(struct sys_device *dev, pm_message_t state)
{
- on_each_cpu(hardware_disable, NULL, 0, 0);
+ hardware_disable(NULL);
return 0;
}
static int kvm_resume(struct sys_device *dev)
{
- on_each_cpu(hardware_disable, NULL, 0, 0);
+ hardware_enable(NULL);
return 0;
}