[ovs-dev] [PATCH 4/4] Definitions for Open Flow 1.2

[Ben Pfaff]

On Thu, Mar 29, 2012 at 01:09:52PM +0900, Simon Horman wrote:
> On Wed, Mar 28, 2012 at 12:34:53PM -0700, Ben Pfaff wrote:
> > I don't think experimenter stats are actually different in 1.1 and
> > 1.2, although the sections are worded differently.
> 
> It seems to me that ofp11_experimenter_stats_header might look like this:
> 
> struct ofp11_experimenter_stats_header {
>     ovs_be32 experimenter;    /* Experimenter ID which takes the same form
>                                  as in struct ofp_experimenter_header. */
>     /* Experimenter-defined arbitrary additional data. */
> };
> OFP_ASSERT(sizeof(struct ofp11_experimenter_stats_header) == 4);
> 
> Whereas ofp12_experimenter_stats_header explicitly includes a four
> byte exp_type after the experimenter.

I suppose that's some kind of difference.  It matches the existing
format of all the stats extensions that Nicira ever added, FWIW.

OK, leave it in, maybe it'll be useful someday.