diff options
Diffstat (limited to 'drivers/infiniband/core/addr.c')
| -rw-r--r-- | drivers/infiniband/core/addr.c | 14 |
1 files changed, 14 insertions, 0 deletions
diff --git a/drivers/infiniband/core/addr.c b/drivers/infiniband/core/addr.c index 34b1adad07aa..6e35299e00e4 100644 --- a/drivers/infiniband/core/addr.c +++ b/drivers/infiniband/core/addr.c @@ -256,6 +256,12 @@ static int addr4_resolve(struct sockaddr_in *src_in, goto put; } + /* If there's a gateway, we're definitely in RoCE v2 (as RoCE v1 isn't + * routable) and we could set the network type accordingly. + */ + if (rt->rt_uses_gateway) + addr->network = RDMA_NETWORK_IPV4; + ret = dst_fetch_ha(&rt->dst, addr, &fl4.daddr); put: ip_rt_put(rt); @@ -270,6 +276,7 @@ static int addr6_resolve(struct sockaddr_in6 *src_in, { struct flowi6 fl6; struct dst_entry *dst; + struct rt6_info *rt; int ret; memset(&fl6, 0, sizeof fl6); @@ -281,6 +288,7 @@ static int addr6_resolve(struct sockaddr_in6 *src_in, if ((ret = dst->error)) goto put; + rt = (struct rt6_info *)dst; if (ipv6_addr_any(&fl6.saddr)) { ret = ipv6_dev_get_saddr(addr->net, ip6_dst_idev(dst)->dev, &fl6.daddr, 0, &fl6.saddr); @@ -304,6 +312,12 @@ static int addr6_resolve(struct sockaddr_in6 *src_in, goto put; } + /* If there's a gateway, we're definitely in RoCE v2 (as RoCE v1 isn't + * routable) and we could set the network type accordingly. + */ + if (rt->rt6i_flags & RTF_GATEWAY) + addr->network = RDMA_NETWORK_IPV6; + ret = dst_fetch_ha(dst, addr, &fl6.daddr); put: dst_release(dst); |
