diff options
| -rw-r--r-- | drivers/infiniband/core/cma.c | 22 | ||||
| -rw-r--r-- | drivers/infiniband/core/ucma.c | 18 | ||||
| -rw-r--r-- | include/rdma/ib_addr.h | 35 |
3 files changed, 28 insertions, 47 deletions
diff --git a/drivers/infiniband/core/cma.c b/drivers/infiniband/core/cma.c index 0caf465f317c..907f3d3f1172 100644 --- a/drivers/infiniband/core/cma.c +++ b/drivers/infiniband/core/cma.c @@ -365,7 +365,9 @@ static int cma_acquire_dev(struct rdma_id_private *id_priv, return -EINVAL; mutex_lock(&lock); - iboe_addr_get_sgid(dev_addr, &iboe_gid); + rdma_ip2gid((struct sockaddr *)&id_priv->id.route.addr.src_addr, + &iboe_gid); + memcpy(&gid, dev_addr->src_dev_addr + rdma_addr_gid_offset(dev_addr), sizeof gid); if (listen_id_priv && @@ -1943,10 +1945,10 @@ static int cma_resolve_iboe_route(struct rdma_id_private *id_priv) memcpy(route->path_rec->dmac, addr->dev_addr.dst_dev_addr, ETH_ALEN); memcpy(route->path_rec->smac, ndev->dev_addr, ndev->addr_len); - iboe_mac_vlan_to_ll(&route->path_rec->sgid, addr->dev_addr.src_dev_addr, - route->path_rec->vlan_id); - iboe_mac_vlan_to_ll(&route->path_rec->dgid, addr->dev_addr.dst_dev_addr, - route->path_rec->vlan_id); + rdma_ip2gid((struct sockaddr *)&id_priv->id.route.addr.src_addr, + &route->path_rec->sgid); + rdma_ip2gid((struct sockaddr *)&id_priv->id.route.addr.dst_addr, + &route->path_rec->dgid); route->path_rec->hop_limit = 1; route->path_rec->reversible = 1; @@ -2109,6 +2111,7 @@ static void addr_handler(int status, struct sockaddr *src_addr, RDMA_CM_ADDR_RESOLVED)) goto out; + memcpy(cma_src_addr(id_priv), src_addr, rdma_addr_size(src_addr)); if (!status && !id_priv->cma_dev) status = cma_acquire_dev(id_priv, NULL); @@ -2118,10 +2121,8 @@ static void addr_handler(int status, struct sockaddr *src_addr, goto out; event.event = RDMA_CM_EVENT_ADDR_ERROR; event.status = status; - } else { - memcpy(cma_src_addr(id_priv), src_addr, rdma_addr_size(src_addr)); + } else event.event = RDMA_CM_EVENT_ADDR_RESOLVED; - } if (id_priv->id.event_handler(&id_priv->id, &event)) { cma_exch(id_priv, RDMA_CM_DESTROYING); @@ -2602,6 +2603,7 @@ int rdma_bind_addr(struct rdma_cm_id *id, struct sockaddr *addr) if (ret) goto err1; + memcpy(cma_src_addr(id_priv), addr, rdma_addr_size(addr)); if (!cma_any_addr(addr)) { ret = cma_translate_addr(addr, &id->route.addr.dev_addr); if (ret) @@ -2612,7 +2614,6 @@ int rdma_bind_addr(struct rdma_cm_id *id, struct sockaddr *addr) goto err1; } - memcpy(cma_src_addr(id_priv), addr, rdma_addr_size(addr)); if (!(id_priv->options & (1 << CMA_OPTION_AFONLY))) { if (addr->sa_family == AF_INET) id_priv->afonly = 1; @@ -3341,7 +3342,8 @@ static int cma_iboe_join_multicast(struct rdma_id_private *id_priv, err = -EINVAL; goto out2; } - iboe_addr_get_sgid(dev_addr, &mc->multicast.ib->rec.port_gid); + rdma_ip2gid((struct sockaddr *)&id_priv->id.route.addr.src_addr, + &mc->multicast.ib->rec.port_gid); work->id = id_priv; work->mc = mc; INIT_WORK(&work->work, iboe_mcast_work_handler); diff --git a/drivers/infiniband/core/ucma.c b/drivers/infiniband/core/ucma.c index ab8b1c30b36b..56a4b7ca7ee3 100644 --- a/drivers/infiniband/core/ucma.c +++ b/drivers/infiniband/core/ucma.c @@ -655,24 +655,14 @@ static void ucma_copy_ib_route(struct rdma_ucm_query_route_resp *resp, static void ucma_copy_iboe_route(struct rdma_ucm_query_route_resp *resp, struct rdma_route *route) { - struct rdma_dev_addr *dev_addr; - struct net_device *dev; - u16 vid = 0; resp->num_paths = route->num_paths; switch (route->num_paths) { case 0: - dev_addr = &route->addr.dev_addr; - dev = dev_get_by_index(&init_net, dev_addr->bound_dev_if); - if (dev) { - vid = rdma_vlan_dev_vlan_id(dev); - dev_put(dev); - } - - iboe_mac_vlan_to_ll((union ib_gid *) &resp->ib_route[0].dgid, - dev_addr->dst_dev_addr, vid); - iboe_addr_get_sgid(dev_addr, - (union ib_gid *) &resp->ib_route[0].sgid); + rdma_ip2gid((struct sockaddr *)&route->addr.dst_addr, + (union ib_gid *)&resp->ib_route[0].dgid); + rdma_ip2gid((struct sockaddr *)&route->addr.src_addr, + (union ib_gid *)&resp->ib_route[0].sgid); resp->ib_route[0].pkey = cpu_to_be16(0xffff); break; case 2: diff --git a/include/rdma/ib_addr.h b/include/rdma/ib_addr.h index a0715606ebb2..ce55906b54a0 100644 --- a/include/rdma/ib_addr.h +++ b/include/rdma/ib_addr.h @@ -38,8 +38,12 @@ #include <linux/in6.h> #include <linux/if_arp.h> #include <linux/netdevice.h> +#include <linux/inetdevice.h> #include <linux/socket.h> #include <linux/if_vlan.h> +#include <net/ipv6.h> +#include <net/if_inet6.h> +#include <net/ip.h> #include <rdma/ib_verbs.h> #include <rdma/ib_pack.h> #include <net/ipv6.h> @@ -132,20 +136,10 @@ static inline int rdma_addr_gid_offset(struct rdma_dev_addr *dev_addr) return dev_addr->dev_type == ARPHRD_INFINIBAND ? 4 : 0; } -static inline void iboe_mac_vlan_to_ll(union ib_gid *gid, u8 *mac, u16 vid) +static inline u16 rdma_vlan_dev_vlan_id(const struct net_device *dev) { - memset(gid->raw, 0, 16); - *((__be32 *) gid->raw) = cpu_to_be32(0xfe800000); - if (vid < 0x1000) { - gid->raw[12] = vid & 0xff; - gid->raw[11] = vid >> 8; - } else { - gid->raw[12] = 0xfe; - gid->raw[11] = 0xff; - } - memcpy(gid->raw + 13, mac + 3, 3); - memcpy(gid->raw + 8, mac, 3); - gid->raw[8] ^= 2; + return dev->priv_flags & IFF_802_1Q_VLAN ? + vlan_dev_vlan_id(dev) : 0xffff; } static inline int rdma_ip2gid(struct sockaddr *addr, union ib_gid *gid) @@ -182,25 +176,20 @@ static inline int rdma_gid2ip(struct sockaddr *out, union ib_gid *gid) return 0; } -static inline u16 rdma_vlan_dev_vlan_id(const struct net_device *dev) -{ - return dev->priv_flags & IFF_802_1Q_VLAN ? - vlan_dev_vlan_id(dev) : 0xffff; -} - static inline void iboe_addr_get_sgid(struct rdma_dev_addr *dev_addr, union ib_gid *gid) { struct net_device *dev; - u16 vid = 0xffff; + struct in_device *ip4; dev = dev_get_by_index(&init_net, dev_addr->bound_dev_if); if (dev) { - vid = rdma_vlan_dev_vlan_id(dev); + ip4 = (struct in_device *)dev->ip_ptr; + if (ip4 && ip4->ifa_list && ip4->ifa_list->ifa_address) + ipv6_addr_set_v4mapped(ip4->ifa_list->ifa_address, + (struct in6_addr *)gid); dev_put(dev); } - - iboe_mac_vlan_to_ll(gid, dev_addr->src_dev_addr, vid); } static inline void rdma_addr_get_sgid(struct rdma_dev_addr *dev_addr, union ib_gid *gid) |