On Mon, Mar 17, 2014 at 10:39:01AM +0200, Alexandru Copot wrote:
> On Mon, Mar 17, 2014 at 7:08 AM, Ben Pfaff <b...@nicira.com> wrote:
> > On Mon, Mar 03, 2014 at 03:22:32PM +0200, Alexandru Copot wrote:
> >> This defines the version number for OpenFlow 1.4 so that the switch
> >> can actually use it. The ovsdb schema is also modified.
> >>
> >> Signed-off-by: Alexandru Copot <alex.miha...@gmail.com>
> >> Cc: Daniel Baluta <dbal...@ixiacom.com>
> >
> > I'm pretty happy with this.
> >
> > The one bit that I'm concerned about is that it allows OpenFlow 1.4 to
> > be enabled even though there are unimplemented messages that will cause
> > Open vSwitch to abort if ovs-vswitchd receives one.
> 
> This was my concern too after seeing that commit where you defined
> the protocol versions as macros.
> 
> > We need to avoid that somehow; one way would be to not allow
> > OpenFlow 1.4 to be enabled as long as any of those messages exist.
> 
> Do you mean to disable it until all those messages are implemented ?
> It will be a while to implement all of OF 1.4. Maybe if we make it a build
> configuration option, but not sure how to do that.

I'd be happy with a command-line option to ovs-vswitchd and ovs-ofctl.
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