Re: [Qemu-devel] [PATCH] tap-win32: stubs to fix win32 build

["Michael S. Tsirkin" <mst@redhat.com>]

On Tue, Oct 30, 2012 at 05:16:45PM +0100, Stefan Hajnoczi wrote:
> On Tue, Oct 30, 2012 at 04:04:50PM +0200, Michael S. Tsirkin wrote:
> > Add missing stubs to win32 to fix link failure.
> > 
> > Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
> > Reported-by: Paolo Bonzini <pbonzini@redhat.com>
> > ---
> >  net/tap-win32.c | 10 ++++++++++
> >  1 file changed, 10 insertions(+)
> > 
> > diff --git a/net/tap-win32.c b/net/tap-win32.c
> > index 22dad3f..8d2d32b 100644
> > --- a/net/tap-win32.c
> > +++ b/net/tap-win32.c
> > @@ -752,3 +752,13 @@ struct vhost_net *tap_get_vhost_net(NetClientState *nc)
> >  {
> >      return NULL;
> >  }
> > +
> > +int tap_has_vnet_hdr_len(NetClientState *nc, int len)
> > +{
> > +    return 0;
> > +}
> > +
> > +void tap_set_vnet_hdr_len(NetClientState *nc, int len)
> > +{
> > +    assert(0);
> > +}
> 
> How do we get link failures here on win32?  The only object that needs
> these functions is vhost_net.o when CONFIG_VHOST_NET is defined.
> 
> Stefan

No, virtio-net uses them too.