Re: [PATCH v2 01/18] xen: introduce the pvcalls interface header

From: Stefano Stabellini
Date: Thu Jun 01 2017 - 16:54:51 EST


On Thu, 25 May 2017, Boris Ostrovsky wrote:
> On 05/19/2017 07:22 PM, Stefano Stabellini wrote:
> > Introduce the C header file which defines the PV Calls interface. It is
> > imported from xen/include/public/io/pvcalls.h.
> >
> > Signed-off-by: Stefano Stabellini <stefano@xxxxxxxxxxx>
> > CC: konrad.wilk@xxxxxxxxxx
> > CC: boris.ostrovsky@xxxxxxxxxx
> > CC: jgross@xxxxxxxx
> > ---
> > include/xen/interface/io/pvcalls.h | 120 +++++++++++++++++++++++++++++++++++++
> > 1 file changed, 120 insertions(+)
> > create mode 100644 include/xen/interface/io/pvcalls.h
> >
> > diff --git a/include/xen/interface/io/pvcalls.h b/include/xen/interface/io/pvcalls.h
> > new file mode 100644
> > index 0000000..0d41959
> > --- /dev/null
> > +++ b/include/xen/interface/io/pvcalls.h
> > @@ -0,0 +1,120 @@
> > +#ifndef __XEN_PUBLIC_IO_XEN_PVCALLS_H__
> > +#define __XEN_PUBLIC_IO_XEN_PVCALLS_H__
> > +
> > +#include <linux/net.h>
> > +#include "xen/interface/io/ring.h"
> > +
> > +/* "1" means socket, connect, release, bind, listen, accept and poll */
> > +#define XENBUS_FUNCTIONS_CALLS "1"
> > +
> > +/*
> > + * See docs/misc/pvcalls.markdown in xen.git for the full specification:
> > + * https://xenbits.xen.org/docs/unstable/misc/pvcalls.html
> > + */
> > +struct pvcalls_data_intf {
> > + RING_IDX in_cons, in_prod, in_error;
> > +
> > + uint8_t pad1[52];
> > +
> > + RING_IDX out_cons, out_prod, out_error;
> > +
> > + uint8_t pad2[52];
> > +
> > + RING_IDX ring_order;
> > + grant_ref_t ref[];
>
> I think you should also include <xen/interface/grant_table.h>.
>
> In fact, ring.h probably needs to do it too.

I'll do, thanks