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-rw-r--r--drivers/infiniband/core/cma.c77
-rw-r--r--drivers/infiniband/core/ucma.c8
-rw-r--r--include/rdma/ib_addr.h31
-rw-r--r--net/rds/ib.c4
-rw-r--r--net/rds/iw.c4
5 files changed, 61 insertions, 63 deletions
diff --git a/drivers/infiniband/core/cma.c b/drivers/infiniband/core/cma.c
index b305b5c..38867a4 100644
--- a/drivers/infiniband/core/cma.c
+++ b/drivers/infiniband/core/cma.c
@@ -330,17 +330,7 @@ static int cma_acquire_dev(struct rdma_id_private *id_priv)
union ib_gid gid;
int ret = -ENODEV;
- switch (dev_addr->dev_type) {
- case ARPHRD_INFINIBAND:
- ib_addr_get_sgid(dev_addr, &gid);
- break;
- case ARPHRD_ETHER:
- iw_addr_get_sgid(dev_addr, &gid);
- break;
- default:
- return -ENODEV;
- }
-
+ rdma_addr_get_sgid(dev_addr, &gid);
list_for_each_entry(cma_dev, &dev_list, list) {
ret = ib_find_cached_gid(cma_dev->device, &gid,
&id_priv->id.port_num, NULL);
@@ -1032,11 +1022,17 @@ static struct rdma_id_private *cma_new_conn_id(struct rdma_cm_id *listen_id,
if (rt->num_paths == 2)
rt->path_rec[1] = *ib_event->param.req_rcvd.alternate_path;
- ib_addr_set_dgid(&rt->addr.dev_addr, &rt->path_rec[0].dgid);
- ret = rdma_translate_ip((struct sockaddr *) &id->route.addr.src_addr,
- &id->route.addr.dev_addr);
- if (ret)
- goto destroy_id;
+ if (cma_any_addr((struct sockaddr *) &rt->addr.src_addr)) {
+ rt->addr.dev_addr.dev_type = ARPHRD_INFINIBAND;
+ rdma_addr_set_sgid(&rt->addr.dev_addr, &rt->path_rec[0].sgid);
+ ib_addr_set_pkey(&rt->addr.dev_addr, rt->path_rec[0].pkey);
+ } else {
+ ret = rdma_translate_ip((struct sockaddr *) &rt->addr.src_addr,
+ &rt->addr.dev_addr);
+ if (ret)
+ goto destroy_id;
+ }
+ rdma_addr_set_dgid(&rt->addr.dev_addr, &rt->path_rec[0].dgid);
id_priv = container_of(id, struct rdma_id_private, id);
id_priv->state = CMA_CONNECT;
@@ -1071,10 +1067,12 @@ static struct rdma_id_private *cma_new_udp_id(struct rdma_cm_id *listen_id,
cma_save_net_info(&id->route.addr, &listen_id->route.addr,
ip_ver, port, src, dst);
- ret = rdma_translate_ip((struct sockaddr *) &id->route.addr.src_addr,
- &id->route.addr.dev_addr);
- if (ret)
- goto err;
+ if (!cma_any_addr((struct sockaddr *) &id->route.addr.src_addr)) {
+ ret = rdma_translate_ip((struct sockaddr *) &id->route.addr.src_addr,
+ &id->route.addr.dev_addr);
+ if (ret)
+ goto err;
+ }
id_priv = container_of(id, struct rdma_id_private, id);
id_priv->state = CMA_CONNECT;
@@ -1565,8 +1563,8 @@ static int cma_query_ib_route(struct rdma_id_private *id_priv, int timeout_ms,
struct sockaddr_in6 *sin6;
memset(&path_rec, 0, sizeof path_rec);
- ib_addr_get_sgid(&addr->dev_addr, &path_rec.sgid);
- ib_addr_get_dgid(&addr->dev_addr, &path_rec.dgid);
+ rdma_addr_get_sgid(&addr->dev_addr, &path_rec.sgid);
+ rdma_addr_get_dgid(&addr->dev_addr, &path_rec.dgid);
path_rec.pkey = cpu_to_be16(ib_addr_get_pkey(&addr->dev_addr));
path_rec.numb_path = 1;
path_rec.reversible = 1;
@@ -1781,7 +1779,11 @@ port_found:
if (ret)
goto out;
- ib_addr_set_sgid(&id_priv->id.route.addr.dev_addr, &gid);
+ id_priv->id.route.addr.dev_addr.dev_type =
+ (rdma_node_get_transport(cma_dev->device->node_type) == RDMA_TRANSPORT_IB) ?
+ ARPHRD_INFINIBAND : ARPHRD_ETHER;
+
+ rdma_addr_set_sgid(&id_priv->id.route.addr.dev_addr, &gid);
ib_addr_set_pkey(&id_priv->id.route.addr.dev_addr, pkey);
id_priv->id.port_num = p;
cma_attach_to_dev(id_priv, cma_dev);
@@ -1839,7 +1841,7 @@ out:
static int cma_resolve_loopback(struct rdma_id_private *id_priv)
{
struct cma_work *work;
- struct sockaddr_in *src_in, *dst_in;
+ struct sockaddr *src, *dst;
union ib_gid gid;
int ret;
@@ -1853,14 +1855,19 @@ static int cma_resolve_loopback(struct rdma_id_private *id_priv)
goto err;
}
- ib_addr_get_sgid(&id_priv->id.route.addr.dev_addr, &gid);
- ib_addr_set_dgid(&id_priv->id.route.addr.dev_addr, &gid);
+ rdma_addr_get_sgid(&id_priv->id.route.addr.dev_addr, &gid);
+ rdma_addr_set_dgid(&id_priv->id.route.addr.dev_addr, &gid);
- if (cma_zero_addr((struct sockaddr *) &id_priv->id.route.addr.src_addr)) {
- src_in = (struct sockaddr_in *)&id_priv->id.route.addr.src_addr;
- dst_in = (struct sockaddr_in *)&id_priv->id.route.addr.dst_addr;
- src_in->sin_family = dst_in->sin_family;
- src_in->sin_addr.s_addr = dst_in->sin_addr.s_addr;
+ src = (struct sockaddr *) &id_priv->id.route.addr.src_addr;
+ if (cma_zero_addr(src)) {
+ dst = (struct sockaddr *) &id_priv->id.route.addr.dst_addr;
+ if ((src->sa_family = dst->sa_family) == AF_INET) {
+ ((struct sockaddr_in *) src)->sin_addr.s_addr =
+ ((struct sockaddr_in *) dst)->sin_addr.s_addr;
+ } else {
+ ipv6_addr_copy(&((struct sockaddr_in6 *) src)->sin6_addr,
+ &((struct sockaddr_in6 *) dst)->sin6_addr);
+ }
}
work->id = id_priv;
@@ -2089,7 +2096,9 @@ int rdma_bind_addr(struct rdma_cm_id *id, struct sockaddr *addr)
if (!cma_comp_exch(id_priv, CMA_IDLE, CMA_ADDR_BOUND))
return -EINVAL;
- if (!cma_any_addr(addr)) {
+ if (cma_loopback_addr(addr)) {
+ ret = cma_bind_loopback(id_priv);
+ } else if (!cma_zero_addr(addr)) {
ret = rdma_translate_ip(addr, &id->route.addr.dev_addr);
if (ret)
goto err1;
@@ -2108,7 +2117,7 @@ int rdma_bind_addr(struct rdma_cm_id *id, struct sockaddr *addr)
return 0;
err2:
- if (!cma_any_addr(addr)) {
+ if (id_priv->cma_dev) {
mutex_lock(&lock);
cma_detach_from_dev(id_priv);
mutex_unlock(&lock);
@@ -2721,7 +2730,7 @@ static int cma_join_ib_multicast(struct rdma_id_private *id_priv,
cma_set_mgid(id_priv, (struct sockaddr *) &mc->addr, &rec.mgid);
if (id_priv->id.ps == RDMA_PS_UDP)
rec.qkey = cpu_to_be32(RDMA_UDP_QKEY);
- ib_addr_get_sgid(dev_addr, &rec.port_gid);
+ rdma_addr_get_sgid(dev_addr, &rec.port_gid);
rec.pkey = cpu_to_be16(ib_addr_get_pkey(dev_addr));
rec.join_state = 1;
diff --git a/drivers/infiniband/core/ucma.c b/drivers/infiniband/core/ucma.c
index f1cbd26..b2e16c3 100644
--- a/drivers/infiniband/core/ucma.c
+++ b/drivers/infiniband/core/ucma.c
@@ -563,10 +563,10 @@ static void ucma_copy_ib_route(struct rdma_ucm_query_route_resp *resp,
switch (route->num_paths) {
case 0:
dev_addr = &route->addr.dev_addr;
- ib_addr_get_dgid(dev_addr,
- (union ib_gid *) &resp->ib_route[0].dgid);
- ib_addr_get_sgid(dev_addr,
- (union ib_gid *) &resp->ib_route[0].sgid);
+ rdma_addr_get_dgid(dev_addr,
+ (union ib_gid *) &resp->ib_route[0].dgid);
+ rdma_addr_get_sgid(dev_addr,
+ (union ib_gid *) &resp->ib_route[0].sgid);
resp->ib_route[0].pkey = cpu_to_be16(ib_addr_get_pkey(dev_addr));
break;
case 2:
diff --git a/include/rdma/ib_addr.h b/include/rdma/ib_addr.h
index 3a39c55..fa0d52b 100644
--- a/include/rdma/ib_addr.h
+++ b/include/rdma/ib_addr.h
@@ -122,40 +122,29 @@ static inline void ib_addr_get_mgid(struct rdma_dev_addr *dev_addr,
memcpy(gid, dev_addr->broadcast + 4, sizeof *gid);
}
-static inline void ib_addr_get_sgid(struct rdma_dev_addr *dev_addr,
- union ib_gid *gid)
+static inline int rdma_addr_gid_offset(struct rdma_dev_addr *dev_addr)
{
- memcpy(gid, dev_addr->src_dev_addr + 4, sizeof *gid);
+ return dev_addr->dev_type == ARPHRD_INFINIBAND ? 4 : 0;
}
-static inline void ib_addr_set_sgid(struct rdma_dev_addr *dev_addr,
- union ib_gid *gid)
+static inline void rdma_addr_get_sgid(struct rdma_dev_addr *dev_addr, union ib_gid *gid)
{
- memcpy(dev_addr->src_dev_addr + 4, gid, sizeof *gid);
+ memcpy(gid, dev_addr->src_dev_addr + rdma_addr_gid_offset(dev_addr), sizeof *gid);
}
-static inline void ib_addr_get_dgid(struct rdma_dev_addr *dev_addr,
- union ib_gid *gid)
+static inline void rdma_addr_set_sgid(struct rdma_dev_addr *dev_addr, union ib_gid *gid)
{
- memcpy(gid, dev_addr->dst_dev_addr + 4, sizeof *gid);
+ memcpy(dev_addr->src_dev_addr + rdma_addr_gid_offset(dev_addr), gid, sizeof *gid);
}
-static inline void ib_addr_set_dgid(struct rdma_dev_addr *dev_addr,
- union ib_gid *gid)
+static inline void rdma_addr_get_dgid(struct rdma_dev_addr *dev_addr, union ib_gid *gid)
{
- memcpy(dev_addr->dst_dev_addr + 4, gid, sizeof *gid);
+ memcpy(gid, dev_addr->dst_dev_addr + rdma_addr_gid_offset(dev_addr), sizeof *gid);
}
-static inline void iw_addr_get_sgid(struct rdma_dev_addr *dev_addr,
- union ib_gid *gid)
-{
- memcpy(gid, dev_addr->src_dev_addr, sizeof *gid);
-}
-
-static inline void iw_addr_get_dgid(struct rdma_dev_addr *dev_addr,
- union ib_gid *gid)
+static inline void rdma_addr_set_dgid(struct rdma_dev_addr *dev_addr, union ib_gid *gid)
{
- memcpy(gid, dev_addr->dst_dev_addr, sizeof *gid);
+ memcpy(dev_addr->dst_dev_addr + rdma_addr_gid_offset(dev_addr), gid, sizeof *gid);
}
#endif /* IB_ADDR_H */
diff --git a/net/rds/ib.c b/net/rds/ib.c
index 536ebe5..3b89923 100644
--- a/net/rds/ib.c
+++ b/net/rds/ib.c
@@ -182,8 +182,8 @@ static int rds_ib_conn_info_visitor(struct rds_connection *conn,
ic = conn->c_transport_data;
dev_addr = &ic->i_cm_id->route.addr.dev_addr;
- ib_addr_get_sgid(dev_addr, (union ib_gid *) &iinfo->src_gid);
- ib_addr_get_dgid(dev_addr, (union ib_gid *) &iinfo->dst_gid);
+ rdma_addr_get_sgid(dev_addr, (union ib_gid *) &iinfo->src_gid);
+ rdma_addr_get_dgid(dev_addr, (union ib_gid *) &iinfo->dst_gid);
rds_ibdev = ib_get_client_data(ic->i_cm_id->device, &rds_ib_client);
iinfo->max_send_wr = ic->i_send_ring.w_nr;
diff --git a/net/rds/iw.c b/net/rds/iw.c
index db224f7..b28fa85 100644
--- a/net/rds/iw.c
+++ b/net/rds/iw.c
@@ -184,8 +184,8 @@ static int rds_iw_conn_info_visitor(struct rds_connection *conn,
ic = conn->c_transport_data;
dev_addr = &ic->i_cm_id->route.addr.dev_addr;
- ib_addr_get_sgid(dev_addr, (union ib_gid *) &iinfo->src_gid);
- ib_addr_get_dgid(dev_addr, (union ib_gid *) &iinfo->dst_gid);
+ rdma_addr_get_sgid(dev_addr, (union ib_gid *) &iinfo->src_gid);
+ rdma_addr_get_dgid(dev_addr, (union ib_gid *) &iinfo->dst_gid);
rds_iwdev = ib_get_client_data(ic->i_cm_id->device, &rds_iw_client);
iinfo->max_send_wr = ic->i_send_ring.w_nr;
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