KVMState *kvm_state;
bool kvm_kernel_irqchip;
+bool kvm_async_interrupts_allowed;
+bool kvm_irqfds_allowed;
+bool kvm_msi_via_irqfd_allowed;
+bool kvm_gsi_routing_allowed;
static const KVMCapabilityInfo kvm_required_capabilites[] = {
KVM_CAP_INFO(USER_MEMORY),
}
}
-int kvm_irqchip_set_irq(KVMState *s, int irq, int level)
+int kvm_set_irq(KVMState *s, int irq, int level)
{
struct kvm_irq_level event;
int ret;
- assert(kvm_irqchip_in_kernel());
+ assert(kvm_async_interrupts_enabled());
event.level = level;
event.irq = irq;
ret = kvm_vm_ioctl(s, s->irqchip_inject_ioctl, &event);
if (ret < 0) {
- perror("kvm_set_irqchip_line");
+ perror("kvm_set_irq");
abort();
}
assert(route->kroute.type == KVM_IRQ_ROUTING_MSI);
- return kvm_irqchip_set_irq(s, route->kroute.gsi, 1);
+ return kvm_set_irq(s, route->kroute.gsi, 1);
}
int kvm_irqchip_add_msi_route(KVMState *s, MSIMessage msg)
struct kvm_irq_routing_entry kroute;
int virq;
- if (!kvm_irqchip_in_kernel()) {
+ if (!kvm_gsi_routing_enabled()) {
return -ENOSYS;
}
.flags = assign ? 0 : KVM_IRQFD_FLAG_DEASSIGN,
};
- if (!kvm_irqchip_in_kernel()) {
+ if (!kvm_irqfds_enabled()) {
return -ENOSYS;
}
s->irqchip_inject_ioctl = KVM_IRQ_LINE_STATUS;
}
kvm_kernel_irqchip = true;
+ /* If we have an in-kernel IRQ chip then we must have asynchronous
+ * interrupt delivery (though the reverse is not necessarily true)
+ */
+ kvm_async_interrupts_allowed = true;
kvm_init_irq_routing(s);
#endif
}
-int kvm_allows_irq0_override(void)
-{
- return !kvm_irqchip_in_kernel() || kvm_has_gsi_routing();
-}
-
void *kvm_vmalloc(ram_addr_t size)
{
#ifdef TARGET_S390X