tools/lguest: offer VIRTIO_F_ANY_LAYOUT for net device.

We don't care about layout, so advertise that fact.

Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>

diff --git a/tools/lguest/lguest.c b/tools/lguest/lguest.c
index 68f67cf..32cf2ce 100644 (file)
--- a/tools/lguest/lguest.c
+++ b/tools/lguest/lguest.c
@@ -42,6 +42,10 @@
 #include <pwd.h>
 #include <grp.h>
 
+#ifndef VIRTIO_F_ANY_LAYOUT
+#define VIRTIO_F_ANY_LAYOUT            27
+#endif
+
 /*L:110
  * We can ignore the 43 include files we need for this program, but I do want
  * to draw attention to the use of kernel-style types.
@@ -1544,6 +1548,8 @@ static void setup_tun_net(char *arg)
        add_feature(dev, VIRTIO_NET_F_HOST_ECN);
        /* We handle indirect ring entries */
        add_feature(dev, VIRTIO_RING_F_INDIRECT_DESC);
+       /* We're compliant with the damn spec. */
+       add_feature(dev, VIRTIO_F_ANY_LAYOUT);
        set_config(dev, sizeof(conf), &conf);
 
        /* We don't need the socket any more; setup is done. */