From mboxrd@z Thu Jan 1 00:00:00 1970 From: Yuval Shaia Subject: Re: [PATCH rdma-core] vmw_pvrdma: Add L2 MAC resolution for UD QPs Date: Thu, 10 Aug 2017 14:26:53 +0300 Message-ID: <20170810112653.GC3500@yuvallap> References: <1502345099-6534-1-git-send-email-aditr@vmware.com> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Return-path: Content-Disposition: inline In-Reply-To: <1502345099-6534-1-git-send-email-aditr-pghWNbHTmq7QT0dZR+AlfA@public.gmane.org> Sender: linux-rdma-owner-u79uwXL29TY76Z2rM5mHXA@public.gmane.org To: Adit Ranadive Cc: dledford-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org, linux-rdma-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, pv-drivers-pghWNbHTmq7QT0dZR+AlfA@public.gmane.org, Bryan Tan , jhansen-pghWNbHTmq7QT0dZR+AlfA@public.gmane.org, asarwade-pghWNbHTmq7QT0dZR+AlfA@public.gmane.org List-Id: linux-rdma@vger.kernel.org On Wed, Aug 09, 2017 at 11:04:59PM -0700, Adit Ranadive wrote: > From: Bryan Tan > > From: Bryan Tan > > Use a libibverbs function to resolve the destination MAC address s/libibverbs/ibverbs > for a non-default GID in UD QPs. > > Signed-off-by: Bryan Tan > Signed-off-by: Adit Ranadive > --- > providers/vmw_pvrdma/verbs.c | 10 +++++++++- > 1 file changed, 9 insertions(+), 1 deletion(-) > > diff --git a/providers/vmw_pvrdma/verbs.c b/providers/vmw_pvrdma/verbs.c > index 1bb1634..852aced 100644 > --- a/providers/vmw_pvrdma/verbs.c > +++ b/providers/vmw_pvrdma/verbs.c > @@ -186,6 +186,7 @@ struct ibv_ah *pvrdma_create_ah(struct ibv_pd *pd, > struct pvrdma_ah *ah; > struct pvrdma_av *av; > struct ibv_port_attr port_attr; > + uint16_t vlan_id; > > if (!attr->is_global) > return NULL; > @@ -216,7 +217,14 @@ struct ibv_ah *pvrdma_create_ah(struct ibv_pd *pd, > av->sl_tclass_flowlabel = (attr->grh.traffic_class << 20) | > attr->grh.flow_label; > memcpy(av->dgid, attr->grh.dgid.raw, 16); > - set_mac_from_gid(&attr->grh.dgid, av->dmac); > + > + if (ibv_resolve_eth_l2_from_gid(pd->context, attr, > + av->dmac, &vlan_id)) { > + free(ah); > + return NULL; > + } else { > + set_mac_from_gid(&attr->grh.dgid, av->dmac); > + } > > return &ah->ibv_ah; > } > -- > 2.7.4 > > -- > To unsubscribe from this list: send the line "unsubscribe linux-rdma" in > the body of a message to majordomo-u79uwXL29TY76Z2rM5mHXA@public.gmane.org > More majordomo info at http://vger.kernel.org/majordomo-info.html -- To unsubscribe from this list: send the line "unsubscribe linux-rdma" in the body of a message to majordomo-u79uwXL29TY76Z2rM5mHXA@public.gmane.org More majordomo info at http://vger.kernel.org/majordomo-info.html