[PATCH] Fix writing back APIC reset to inkernel APIC

["Markus Rechberger" <markus.rechberger-5C7GfCeVMHo@public.gmane.org>]

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This patch synchronises the APIC reset with the inkernel implementation 
which fixes the reboot issues which can be seen with Linux and Windows.

Signed-off-by: Joerg Roedel <joerg.roedel-5C7GfCeVMHo@public.gmane.org>
Signed-off-by: Markus Rechberger <markus.rechberger-5C7GfCeVMHo@public.gmane.org>

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diff --git a/qemu/hw/apic.c b/qemu/hw/apic.c
index 2011247..60d31fa 100644
--- a/qemu/hw/apic.c
+++ b/qemu/hw/apic.c
@@ -930,6 +930,13 @@ static void apic_reset(void *opaque)
      * processor when local APIC is enabled.
      */
     s->lvt[APIC_LVT_LINT0] = 0x700;
+#ifdef USE_KVM
+#ifdef KVM_CAP_IRQCHIP
+    if (kvm_allowed && kvm_irqchip_in_kernel(kvm_context)) {
+        kvm_kernel_lapic_load_from_user(s);
+    }
+#endif
+#endif
 }
 
 static CPUReadMemoryFunc *apic_mem_read[3] = {

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