diff options
| author |   Matan Barak <matanb@mellanox.com> | 2016-01-04 10:49:54 +0200 |
|---|---|---|
| committer |   Doug Ledford <dledford@redhat.com> | 2016-01-19 15:26:56 -0500 |
| commit | c3efe7500add077f79d37b18e9c66df6621409b6 (patch) | |
| tree | c58ce0d2c62daabae7a900fd48ea1a45614a1dd0 /drivers/infiniband/core/addr.c | |
| parent | IB/core: Rename rdma_addr_find_dmac_by_grh (diff) | |
| download | wireguard-linux-c3efe7500add077f79d37b18e9c66df6621409b6.tar.xz wireguard-linux-c3efe7500add077f79d37b18e9c66df6621409b6.zip | |
IB/core: Use hop-limit from IP stack for RoCE
Previously, IPV6_DEFAULT_HOPLIMIT was used as the hop limit value for
RoCE. Fixing that by taking ip4_dst_hoplimit and ip6_dst_hoplimit as
hop limit values.
Signed-off-by: Matan Barak <matanb@mellanox.com>
Signed-off-by: Doug Ledford <dledford@redhat.com>
Diffstat (limited to 'drivers/infiniband/core/addr.c')
| -rw-r--r-- | drivers/infiniband/core/addr.c | 9 |
1 files changed, 8 insertions, 1 deletions
diff --git a/drivers/infiniband/core/addr.c b/drivers/infiniband/core/addr.c index af1d040bac9a..337353d86cfa 100644 --- a/drivers/infiniband/core/addr.c +++ b/drivers/infiniband/core/addr.c @@ -252,6 +252,8 @@ static int addr4_resolve(struct sockaddr_in *src_in, if (rt->rt_uses_gateway) addr->network = RDMA_NETWORK_IPV4; + addr->hoplimit = ip4_dst_hoplimit(&rt->dst); + *prt = rt; return 0; out: @@ -295,6 +297,8 @@ static int addr6_resolve(struct sockaddr_in6 *src_in, if (rt->rt6i_flags & RTF_GATEWAY) addr->network = RDMA_NETWORK_IPV6; + addr->hoplimit = ip6_dst_hoplimit(dst); + *pdst = dst; return 0; put: @@ -543,7 +547,8 @@ static void resolve_cb(int status, struct sockaddr *src_addr, int rdma_addr_find_l2_eth_by_grh(const union ib_gid *sgid, const union ib_gid *dgid, - u8 *dmac, u16 *vlan_id, int *if_index) + u8 *dmac, u16 *vlan_id, int *if_index, + int *hoplimit) { int ret = 0; struct rdma_dev_addr dev_addr; @@ -582,6 +587,8 @@ int rdma_addr_find_l2_eth_by_grh(const union ib_gid *sgid, *if_index = dev_addr.bound_dev_if; if (vlan_id) *vlan_id = rdma_vlan_dev_vlan_id(dev); + if (hoplimit) + *hoplimit = dev_addr.hoplimit; dev_put(dev); return ret; } |