KVM: irq ack notification

[h-e-n] / virt / kvm / ioapic.c

diff --git a/virt/kvm/ioapic.c b/virt/kvm/ioapic.c
index c0d2287..515cd7c 100644 (file)
--- a/virt/kvm/ioapic.c
+++ b/virt/kvm/ioapic.c
@@ -39,6 +39,7 @@
 
 #include "ioapic.h"
 #include "lapic.h"
+#include "irq.h"
 
 #if 0
 #define ioapic_debug(fmt,arg...) printk(KERN_WARNING fmt,##arg)
@@ -285,26 +286,31 @@ void kvm_ioapic_set_irq(struct kvm_ioapic *ioapic, int irq, int level)
        }
 }
 
-static void __kvm_ioapic_update_eoi(struct kvm_ioapic *ioapic, int gsi)
+static void __kvm_ioapic_update_eoi(struct kvm_ioapic *ioapic, int gsi,
+                                   int trigger_mode)
 {
        union ioapic_redir_entry *ent;
 
        ent = &ioapic->redirtbl[gsi];
-       ASSERT(ent->fields.trig_mode == IOAPIC_LEVEL_TRIG);
 
-       ent->fields.remote_irr = 0;
-       if (!ent->fields.mask && (ioapic->irr & (1 << gsi)))
-               ioapic_service(ioapic, gsi);
+       kvm_notify_acked_irq(ioapic->kvm, gsi);
+
+       if (trigger_mode == IOAPIC_LEVEL_TRIG) {
+               ASSERT(ent->fields.trig_mode == IOAPIC_LEVEL_TRIG);
+               ent->fields.remote_irr = 0;
+               if (!ent->fields.mask && (ioapic->irr & (1 << gsi)))
+                       ioapic_service(ioapic, gsi);
+       }
 }
 
-void kvm_ioapic_update_eoi(struct kvm *kvm, int vector)
+void kvm_ioapic_update_eoi(struct kvm *kvm, int vector, int trigger_mode)
 {
        struct kvm_ioapic *ioapic = kvm->arch.vioapic;
        int i;
 
        for (i = 0; i < IOAPIC_NUM_PINS; i++)
                if (ioapic->redirtbl[i].fields.vector == vector)
-                       __kvm_ioapic_update_eoi(ioapic, i);
+                       __kvm_ioapic_update_eoi(ioapic, i, trigger_mode);
 }
 
 static int ioapic_in_range(struct kvm_io_device *this, gpa_t addr,