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authorMichael Tokarev <mjt@tls.msk.ru>2011-06-10 00:55:57 +0400
committerMichael S. Tsirkin <mst@redhat.com>2011-06-14 16:48:04 +0300
commit35f754620615138aaae0ef72602f84c88fd8de0f (patch)
tree9089eba764647e765fc990f6f9ad49fdf8db67d7 /hw/vhost_net.c
parentb91cb44215101da1d005804392807d5785b9ebfb (diff)
print meaningful error message in case of --disable-vhost-net
When qemu gets compiled without support of vhost-net, any attempt to use it fails with a very clear error message: qemu-system-x86_64: -netdev ...,vhost=on: vhost-net requested but could not be initialized there's absolutely no reason given _why_ it coult not be initialized, and even strace'ing the process in question does not reveal any errors. So print a message telling what's going on. Signed-off-by: Michael Tokarev <mjt@tls.msk.ru> Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
Diffstat (limited to 'hw/vhost_net.c')
-rw-r--r--hw/vhost_net.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/hw/vhost_net.c b/hw/vhost_net.c
index e8c9e940d9..b6dc592db0 100644
--- a/hw/vhost_net.c
+++ b/hw/vhost_net.c
@@ -15,6 +15,7 @@
#include "virtio-net.h"
#include "vhost_net.h"
+#include "qemu-error.h"
#include "config.h"
@@ -203,6 +204,7 @@ void vhost_net_cleanup(struct vhost_net *net)
struct vhost_net *vhost_net_init(VLANClientState *backend, int devfd,
bool force)
{
+ error_report("vhost-net support is not compiled in");
return NULL;
}