KVM: Get support IRQ routing entry counts

In capability probing ioctl.

Signed-off-by: Sheng Yang <sheng@linux.intel.com>
Signed-off-by: Avi Kivity <avi@redhat.com>

diff --git a/virt/kvm/kvm_main.c b/virt/kvm/kvm_main.c
index 4d2be16276ffd2103e2f4983c97624083a5e7529..08ec7d35b797eeeec7d70bf19be7a1355076a020 100644 (file)
--- a/virt/kvm/kvm_main.c
+++ b/virt/kvm/kvm_main.c
@@ -2230,7 +2230,7 @@ static long kvm_dev_ioctl_check_extension_generic(long arg)
                return 1;
 #ifdef CONFIG_HAVE_KVM_IRQCHIP
        case KVM_CAP_IRQ_ROUTING:
-               return 1;
+               return KVM_MAX_IRQ_ROUTES;
 #endif
        default:
                break;