virtio-blk needs a block of 4 IRQs (currently - staticly defined).
Giving the initial IRQ of 15 causes breakage when adding more
than one device.
Signed-off-by: Sasha Levin <levinsasha928@xxxxxxxxx>
---
tools/kvm/include/kvm/virtio-pci-dev.h | 14 ++++++++++----
1 files changed, 10 insertions(+), 4 deletions(-)
diff --git a/tools/kvm/include/kvm/virtio-pci-dev.h b/tools/kvm/include/kvm/virtio-pci-dev.h
index 431289d..41125c2 100644
--- a/tools/kvm/include/kvm/virtio-pci-dev.h
+++ b/tools/kvm/include/kvm/virtio-pci-dev.h
@@ -31,10 +31,16 @@ enum {
};
enum {
- VIRTIO_RNG_IRQ = 11,
- VIRTIO_CONSOLE_IRQ = 13,
- VIRTIO_NET_IRQ = 14,
- VIRTIO_BLK_IRQ = 15,
+ VIRTIO_RNG_IRQ = 9,
+ VIRTIO_CONSOLE_IRQ = 10,
+ VIRTIO_NET_IRQ = 11,
+ VIRTIO_BLK_IRQ = 12,
+ /*
+ * FIXME: Currently IRQs 12-15 are reserved for possible
+ * virtio-blk devices. Static assignment will be avoided
+ * once dynamic IRQ assignment is added (or switch to
+ * MSI-X).
+ */
};
#endif /* VIRTIO_PCI_DEV_H_ */
--
1.7.5.rc3
--
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