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[1/7] Only call kvm_set_irqfd() if CONFIG_KVM is defined

Message ID 1277211364-12451-2-git-send-email-Jes.Sorensen@redhat.com
State New
Headers show

Commit Message

Jes Sorensen June 22, 2010, 12:55 p.m. UTC 
From: Jes Sorensen <Jes.Sorensen@redhat.com>

This avoids breaking the build for non KVM targets where
kvm_set_irqfd() is not defined.

Signed-off-by: Jes Sorensen <Jes.Sorensen@redhat.com>
---
 hw/virtio-pci.c |    4 ++++
 1 files changed, 4 insertions(+), 0 deletions(-)
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Patch

diff --git a/hw/virtio-pci.c b/hw/virtio-pci.c
index d497eae..938937e 100644
--- a/hw/virtio-pci.c
+++ b/hw/virtio-pci.c
@@ -430,6 +430,7 @@  static void virtio_pci_guest_notifier_read(void *opaque)
 static int virtio_pci_mask_notifier(PCIDevice *dev, unsigned vector,
                                     void *opaque, int masked)
 {
+#ifdef CONFIG_KVM
     VirtQueue *vq = opaque;
     EventNotifier *notifier = virtio_queue_get_guest_notifier(vq);
     int r = kvm_set_irqfd(dev->msix_irq_entries[vector].gsi,
@@ -446,6 +447,9 @@  static int virtio_pci_mask_notifier(PCIDevice *dev, unsigned vector,
                             NULL, NULL, NULL);
     }
     return 0;
+#else
+    return -ENOSYS;
+#endif
 }
 
 static int virtio_pci_set_guest_notifier(void *opaque, int n, bool assign)