diff options
| author | Parav Pandit <parav@mellanox.com> | 2017-10-16 08:45:13 +0300 |
|---|---|---|
| committer | Doug Ledford <dledford@redhat.com> | 2017-10-18 19:10:36 +0300 |
| commit | c0348eb069687a2f27c0cd23dafb35918edf9e75 (patch) | |
| tree | fd46a31b2d81cf5fc817f31146ecc27d9ecf1d50 /drivers/infiniband/hw/hns | |
| parent | 5cda6587feec790a089703dde2e6e1f82de50bbd (diff) | |
| download | linux-c0348eb069687a2f27c0cd23dafb35918edf9e75.tar.xz | |
IB: Let ib_core resolve destination mac address
Since IB/core resolves the destination mac address for user and kernel
consumers, avoid resolving in multiple provider drivers.
Only ib_core resolves DMAC now, therefore resolve_eth_dmac is removed as
exported symbol.
Signed-off-by: Parav Pandit <parav@mellanox.com>
Signed-off-by: Leon Romanovsky <leon@kernel.org>
Signed-off-by: Doug Ledford <dledford@redhat.com>
Diffstat (limited to 'drivers/infiniband/hw/hns')
| -rw-r--r-- | drivers/infiniband/hw/hns/hns_roce_ah.c | 14 |
1 files changed, 1 insertions, 13 deletions
diff --git a/drivers/infiniband/hw/hns/hns_roce_ah.c b/drivers/infiniband/hw/hns/hns_roce_ah.c index d545302b8ef8..05bab4a39d91 100644 --- a/drivers/infiniband/hw/hns/hns_roce_ah.c +++ b/drivers/infiniband/hw/hns/hns_roce_ah.c @@ -48,7 +48,6 @@ struct ib_ah *hns_roce_create_ah(struct ib_pd *ibpd, struct ib_gid_attr gid_attr; struct hns_roce_ah *ah; u16 vlan_tag = 0xffff; - struct in6_addr in6; const struct ib_global_route *grh = rdma_ah_read_grh(ah_attr); union ib_gid sgid; int ret; @@ -58,18 +57,7 @@ struct ib_ah *hns_roce_create_ah(struct ib_pd *ibpd, return ERR_PTR(-ENOMEM); /* Get mac address */ - memcpy(&in6, grh->dgid.raw, sizeof(grh->dgid.raw)); - if (rdma_is_multicast_addr(&in6)) { - rdma_get_mcast_mac(&in6, ah->av.mac); - } else { - u8 *dmac = rdma_ah_retrieve_dmac(ah_attr); - - if (!dmac) { - kfree(ah); - return ERR_PTR(-EINVAL); - } - memcpy(ah->av.mac, dmac, ETH_ALEN); - } + memcpy(ah->av.mac, ah_attr->roce.dmac, ETH_ALEN); /* Get source gid */ ret = ib_get_cached_gid(ibpd->device, rdma_ah_get_port_num(ah_attr), |