Add workaround for broken libvirt.

diff --git a/2014-kvm-forum/run b/2014-kvm-forum/run
index e80f070..88eb726 100755 (executable)
--- a/2014-kvm-forum/run
+++ b/2014-kvm-forum/run
@@ -15,6 +15,9 @@ unset http_proxy
 unset https_proxy
 unset ftp_proxy
 
+# Libvirt is broken (RHBZ#1151404).
+export LIBGUESTFS_BACKEND=direct
+
 # Get everything into the cache.
 guestfish -a /dev/null run > /dev/null &