kvm/irqchip: kvm_arch_irq_routing_update renaming split

Actually kvm_arch_irq_routing_update() should be kvm_arch_post_irq_routing_update() as it's called at the end of irq routing update. This renaming frees kvm_arch_irq_routing_update function name. kvm_arch_irq_routing_update() weak function which will be used to update mappings for arch-specific irq routing entries (in particular, the upcoming Hyper-V synthetic interrupts). Signed-off-by: Andrey Smetanin <[email protected]> Reviewed-by: Roman Kagan <[email protected]> Signed-off-by: Denis V. Lunev <[email protected]> CC: Gleb Natapov <[email protected]> CC: Paolo Bonzini <[email protected]> CC: Roman Kagan <[email protected]> CC: Denis V. Lunev <[email protected]> CC: [email protected] Signed-off-by: Paolo Bonzini <[email protected]>
josf · Nov 25, 2015 · abdb080 · abdb080
1 parent b2467e7
commit abdb080
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Showing 3 changed files with 10 additions and 4 deletions.
diff --git a/arch/x86/kvm/irq_comm.c b/arch/x86/kvm/irq_comm.c
@@ -332,7 +332,7 @@ int kvm_setup_empty_irq_routing(struct kvm *kvm)
 	return kvm_set_irq_routing(kvm, empty_routing, 0, 0);
 }
 
-void kvm_arch_irq_routing_update(struct kvm *kvm)
+void kvm_arch_post_irq_routing_update(struct kvm *kvm)
 {
 	if (ioapic_in_kernel(kvm) || !irqchip_in_kernel(kvm))
 		return;

diff --git a/include/linux/kvm_host.h b/include/linux/kvm_host.h
@@ -484,12 +484,12 @@ void vcpu_put(struct kvm_vcpu *vcpu);
 
 #ifdef __KVM_HAVE_IOAPIC
 void kvm_vcpu_request_scan_ioapic(struct kvm *kvm);
-void kvm_arch_irq_routing_update(struct kvm *kvm);
+void kvm_arch_post_irq_routing_update(struct kvm *kvm);
 #else
 static inline void kvm_vcpu_request_scan_ioapic(struct kvm *kvm)
 {
 }
-static inline void kvm_arch_irq_routing_update(struct kvm *kvm)
+static inline void kvm_arch_post_irq_routing_update(struct kvm *kvm)
 {
 }
 #endif
@@ -1091,6 +1091,7 @@ static inline void kvm_irq_routing_update(struct kvm *kvm)
 {
 }
 #endif
+void kvm_arch_irq_routing_update(struct kvm *kvm);
 
 static inline int kvm_ioeventfd(struct kvm *kvm, struct kvm_ioeventfd *args)
 {

diff --git a/virt/kvm/irqchip.c b/virt/kvm/irqchip.c
@@ -166,6 +166,10 @@ static int setup_routing_entry(struct kvm_irq_routing_table *rt,
 	return r;
 }
 
+void __attribute__((weak)) kvm_arch_irq_routing_update(struct kvm *kvm)
+{
+}
+
 int kvm_set_irq_routing(struct kvm *kvm,
 			const struct kvm_irq_routing_entry *ue,
 			unsigned nr,
@@ -219,9 +223,10 @@ int kvm_set_irq_routing(struct kvm *kvm,
 	old = kvm->irq_routing;
 	rcu_assign_pointer(kvm->irq_routing, new);
 	kvm_irq_routing_update(kvm);
+	kvm_arch_irq_routing_update(kvm);
 	mutex_unlock(&kvm->irq_lock);
 
-	kvm_arch_irq_routing_update(kvm);
+	kvm_arch_post_irq_routing_update(kvm);
 
 	synchronize_srcu_expedited(&kvm->irq_srcu);