On Thu, Oct 11, 2012 at 10:10:39PM +0900, Isaku Yamahata wrote:
> On Thu, Oct 11, 2012 at 11:14:40AM +0900, Simon Horman wrote:
> > diff --git a/lib/odp-util.c b/lib/odp-util.c
> > index 5a1d31c..5ffbaef 100644
> > --- a/lib/odp-util.c
> > +++ b/lib/odp-util.c
> ...
> > @@ -1911,6 +2045,33 @@ commit_vlan_action(const struct flow *flow, struct
> > flow *base,
> > }
> >
> > static void
> > +commit_mpls_action(const struct flow *flow, struct flow *base,
> > + struct ofpbuf *odp_actions)
> > +{
> > + if (flow->mpls_lse == base->mpls_lse) {
> > + return;
> > + }
>
> Not only label value, but also The stack depth needs to be compared.
I'm a little confused.
This series doesn't track the stack depth as it has an implicit
limit of one label.
> > +
> > + if (base->mpls_lse != htonl(0) && flow->mpls_lse == htonl(0)) {
> > + nl_msg_put_be16(odp_actions, OVS_ACTION_ATTR_POP_MPLS,
> > + flow->dl_type);
> > + } else if (base->mpls_lse == htonl(0) && flow->mpls_lse != htonl(0)) {
> > + struct ovs_action_push_mpls *mpls;
> > +
> > + mpls = nl_msg_put_unspec_uninit(odp_actions,
> > OVS_ACTION_ATTR_PUSH_MPLS,
> > + sizeof *mpls);
> > + memset(mpls, 0, sizeof *mpls);
> > + mpls->mpls_ethertype = flow->dl_type;
> > + mpls->mpls_label = flow->mpls_lse;
> > + } else {
> > + nl_msg_put_be32(odp_actions, OVS_ACTION_ATTR_SET_MPLS,
> > flow->mpls_lse);
> > + }
> > +
> > + base->dl_type = flow->dl_type;
> > + base->mpls_lse = flow->mpls_lse;
> > +}
> > +
> > +static void
> > commit_set_ipv4_action(const struct flow *flow, struct flow *base,
> > struct ofpbuf *odp_actions)
> > {
>
> --
> yamahata
>
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