static uint32_t kvm_get_exit_reason(struct kvm_vcpu *vcpu)
{
struct exit_ctl_data *p_exit_data;
p_exit_data = kvm_get_exit_data(vcpu);
return p_exit_data->exit_reason;
}
static int handle_global_purge(struct kvm_vcpu *vcpu, struct kvm_run *kvm_run)
{
struct exit_ctl_data *p = kvm_get_exit_data(vcpu);
struct kvm *kvm = vcpu->kvm;
struct call_data call_data;
int i;
call_data.ptc_g_data = p->u.ptc_g_data;
for (i = 0; i < KVM_MAX_VCPUS; i++) {
if (!kvm->vcpus[i] || kvm->vcpus[i]->arch.mp_state ==
KVM_MP_STATE_UNINITIALIZED ||
vcpu == kvm->vcpus[i])
continue;
if (waitqueue_active(&kvm->vcpus[i]->wq))
wake_up_interruptible(&kvm->vcpus[i]->wq);
if (kvm->vcpus[i]->cpu != -1) {
call_data.vcpu = kvm->vcpus[i];
smp_call_function_single(kvm->vcpus[i]->cpu,
vcpu_global_purge, &call_data, 1);
} else
printk(KERN_WARNING"kvm: Uninit vcpu received ipi!\n");
}
return 1;
}
static int handle_ipi(struct kvm_vcpu *vcpu, struct kvm_run *kvm_run)
{
struct exit_ctl_data *p = kvm_get_exit_data(vcpu);
struct kvm_vcpu *target_vcpu;
struct kvm_pt_regs *regs;
union ia64_ipi_a addr = p->u.ipi_data.addr;
union ia64_ipi_d data = p->u.ipi_data.data;
target_vcpu = lid_to_vcpu(vcpu->kvm, addr.id, addr.eid);
if (!target_vcpu)
return handle_vm_error(vcpu, kvm_run);
if (!target_vcpu->arch.launched) {
regs = vcpu_regs(target_vcpu);
regs->cr_iip = vcpu->kvm->arch.rdv_sal_data.boot_ip;
regs->r1 = vcpu->kvm->arch.rdv_sal_data.boot_gp;
target_vcpu->arch.mp_state = KVM_MP_STATE_RUNNABLE;
if (waitqueue_active(&target_vcpu->wq))
wake_up_interruptible(&target_vcpu->wq);
} else {
vcpu_deliver_ipi(target_vcpu, data.dm, data.vector);
if (target_vcpu != vcpu)
kvm_vcpu_kick(target_vcpu);
}
return 1;
}
static void set_sal_result(struct kvm_vcpu *vcpu,
struct sal_ret_values result) {
struct exit_ctl_data *p;
p = kvm_get_exit_data(vcpu);
if (p->exit_reason == EXIT_REASON_SAL_CALL) {
p->u.sal_data.ret = result;
return ;
}
printk(KERN_WARNING"Failed to set sal result!!\n");
}
static void set_pal_result(struct kvm_vcpu *vcpu,
struct ia64_pal_retval result) {
struct exit_ctl_data *p;
p = kvm_get_exit_data(vcpu);
if (p->exit_reason == EXIT_REASON_PAL_CALL) {
p->u.pal_data.ret = result;
return ;
}
INIT_PAL_STATUS_UNIMPLEMENTED(p->u.pal_data.ret);
}
static int handle_pal_call(struct kvm_vcpu *vcpu, struct kvm_run *kvm_run)
{
struct exit_ctl_data *p;
p = kvm_get_exit_data(vcpu);
if (p->exit_reason == EXIT_REASON_PAL_CALL)
return kvm_pal_emul(vcpu, kvm_run);
else {
kvm_run->exit_reason = KVM_EXIT_UNKNOWN;
kvm_run->hw.hardware_exit_reason = 2;
return 0;
}
}
