svn commit: r266592 - stable/10/usr.sbin/bhyve

[John Baldwin]

Author: jhb
Date: Fri May 23 19:06:35 2014
New Revision: 266592
URL: http://svnweb.freebsd.org/changeset/base/266592

Log:
  MFC 260469:
  Fix issue with the virtio descriptor region being truncated
  if it was above 4GB.

Modified:
  stable/10/usr.sbin/bhyve/virtio.c
Directory Properties:
  stable/10/   (props changed)

Modified: stable/10/usr.sbin/bhyve/virtio.c
==============================================================================
--- stable/10/usr.sbin/bhyve/virtio.c	Fri May 23 17:47:49 2014	(r266591)
+++ stable/10/usr.sbin/bhyve/virtio.c	Fri May 23 19:06:35 2014	(r266592)
@@ -160,7 +160,7 @@ vi_vq_init(struct virtio_softc *vs, uint
 
 	vq = &vs->vs_queues[vs->vs_curq];
 	vq->vq_pfn = pfn;
-	phys = pfn << VRING_PFN;
+	phys = (uint64_t)pfn << VRING_PFN;
 	size = vring_size(vq->vq_qsize);
 	base = paddr_guest2host(vs->vs_pi->pi_vmctx, phys, size);