diff options
| author | Vijay Immanuel <vijayi@attalasystems.com> | 2018-07-05 18:43:47 -0700 |
|---|---|---|
| committer | Doug Ledford <dledford@redhat.com> | 2018-08-30 16:31:50 -0400 |
| commit | d3c04a3a6870a4b96ee213d99b4f4ca723e64025 (patch) | |
| tree | 39ae0cd303cf2792ba98138cdf96c388ce428f5d /drivers/infiniband/sw/rxe/rxe_net.c | |
| parent | 5b394b2ddf0347bef56e50c69a58773c94343ff3 (diff) | |
IB/rxe: vary the source udp port for receive scaling
Select the source udp port number for a QP based on the
source QPN. This provides a better spread of traffic
across NIC RX queues for RC/UC QPs.
Signed-off-by: Vijay Immanuel <vijayi@attalasystems.com>
Signed-off-by: Doug Ledford <dledford@redhat.com>
Diffstat (limited to 'drivers/infiniband/sw/rxe/rxe_net.c')
| -rw-r--r-- | drivers/infiniband/sw/rxe/rxe_net.c | 8 |
1 files changed, 4 insertions, 4 deletions
diff --git a/drivers/infiniband/sw/rxe/rxe_net.c b/drivers/infiniband/sw/rxe/rxe_net.c index 8094cbaa54a9..4ddb6b4c6a46 100644 --- a/drivers/infiniband/sw/rxe/rxe_net.c +++ b/drivers/infiniband/sw/rxe/rxe_net.c @@ -396,8 +396,8 @@ static int prepare4(struct rxe_dev *rxe, struct rxe_pkt_info *pkt, if (!memcmp(saddr, daddr, sizeof(*daddr))) pkt->mask |= RXE_LOOPBACK_MASK; - prepare_udp_hdr(skb, htons(RXE_ROCE_V2_SPORT), - htons(ROCE_V2_UDP_DPORT)); + prepare_udp_hdr(skb, cpu_to_be16(qp->src_port), + cpu_to_be16(ROCE_V2_UDP_DPORT)); prepare_ipv4_hdr(dst, skb, saddr->s_addr, daddr->s_addr, IPPROTO_UDP, av->grh.traffic_class, av->grh.hop_limit, df, xnet); @@ -423,8 +423,8 @@ static int prepare6(struct rxe_dev *rxe, struct rxe_pkt_info *pkt, if (!memcmp(saddr, daddr, sizeof(*daddr))) pkt->mask |= RXE_LOOPBACK_MASK; - prepare_udp_hdr(skb, htons(RXE_ROCE_V2_SPORT), - htons(ROCE_V2_UDP_DPORT)); + prepare_udp_hdr(skb, cpu_to_be16(qp->src_port), + cpu_to_be16(ROCE_V2_UDP_DPORT)); prepare_ipv6_hdr(dst, skb, saddr, daddr, IPPROTO_UDP, av->grh.traffic_class, |