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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>
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1 parent 504ce60 commit 927cfb9788475abd5cf5e6566bb1cf46d29b0694 @rustyrussell rustyrussell committed Jul 15, 2013
Showing with 6 additions and 0 deletions.
  1. +6 −0 tools/lguest/lguest.c
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6 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. */

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