From f41543e16b49e0294028d1f4bb5a5667694536f1 Mon Sep 17 00:00:00 2001
From: Sepherosa Ziehau <sephe@dragonflybsd.org>
Date: Wed, 6 Jul 2016 16:17:21 +0800
Subject: [PATCH] virtio: Fix MSI support; thus unbreak booting on bhyve

I'd like to thank Peter Grehan <grehan freebsd org> very much for
providing various information on bhyve side and helping testing
this patch.
---
 sys/dev/virtual/virtio/pci/virtio_pci.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/sys/dev/virtual/virtio/pci/virtio_pci.c b/sys/dev/virtual/virtio/pci/virtio_pci.c
index f131109ef9..8c67213b4c 100644
--- a/sys/dev/virtual/virtio/pci/virtio_pci.c
+++ b/sys/dev/virtual/virtio/pci/virtio_pci.c
@@ -851,7 +851,7 @@ vtpci_alloc_msi(struct vtpci_softc *sc)
             &sc->vtpci_irq_rid, &irq_flags);
 
 
-	return (1);
+	return (0);
 }
 
 static int
-- 
2.11.4.GIT