KVM: Export ioapic_get_delivery_bitmask

It would be used for MSI in device assignment, for MSI dispatch.

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

diff --git a/virt/kvm/ioapic.c b/virt/kvm/ioapic.c
index c8f939c..23b81cf 100644 (file)
--- a/virt/kvm/ioapic.c
+++ b/virt/kvm/ioapic.c
@@ -153,8 +153,8 @@ static void ioapic_inj_nmi(struct kvm_vcpu *vcpu)
        kvm_vcpu_kick(vcpu);
 }
 
-static u32 ioapic_get_delivery_bitmask(struct kvm_ioapic *ioapic, u8 dest,
-                                      u8 dest_mode)
+u32 kvm_ioapic_get_delivery_bitmask(struct kvm_ioapic *ioapic, u8 dest,
+                                   u8 dest_mode)
 {
        u32 mask = 0;
        int i;
@@ -208,7 +208,8 @@ static int ioapic_deliver(struct kvm_ioapic *ioapic, int irq)
                     "vector=%x trig_mode=%x\n",
                     dest, dest_mode, delivery_mode, vector, trig_mode);
 
-       deliver_bitmask = ioapic_get_delivery_bitmask(ioapic, dest, dest_mode);
+       deliver_bitmask = kvm_ioapic_get_delivery_bitmask(ioapic, dest,
+                                                         dest_mode);
        if (!deliver_bitmask) {
                ioapic_debug("no target on destination\n");
                return 0;

diff --git a/virt/kvm/ioapic.h b/virt/kvm/ioapic.h
index cd7ae76..49c9581 100644 (file)
--- a/virt/kvm/ioapic.h
+++ b/virt/kvm/ioapic.h
@@ -85,5 +85,7 @@ void kvm_ioapic_update_eoi(struct kvm *kvm, int vector, int trigger_mode);
 int kvm_ioapic_init(struct kvm *kvm);
 void kvm_ioapic_set_irq(struct kvm_ioapic *ioapic, int irq, int level);
 void kvm_ioapic_reset(struct kvm_ioapic *ioapic);
+u32 kvm_ioapic_get_delivery_bitmask(struct kvm_ioapic *ioapic, u8 dest,
+                               u8 dest_mode);
 
 #endif