1mlx5dv_modify_qp_udp_sport(3)                    mlx5dv_modify_qp_udp_sport(3)
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NAME

6       mlx5dv_modify_qp_udp_sport - Modify the UDP source port of a given QP
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SYNOPSIS

9              #include <infiniband/mlx5dv.h>
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11              int mlx5dv_modify_qp_udp_sport(struct ibv_qp *qp, uint16_t udp_sport)
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DESCRIPTION

14       The  UDP  source  port  is  used  to create entropy for network routers
15       (ECMP), load balancers and 802.3ad link aggregation switching that  are
16       not aware of RoCE IB headers.
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18       This  API  enables  modifying the configured UDP source port of a given
19       RC/UC QP when QP is in RTS state.
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ARGUMENTS

22       qp     The ibv_qp object to issue the action on.
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24       udp_sport
25              The UDP source port to set for the QP.
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RETURN VALUE

28       Returns 0 on success, or the value of errno on failure (which indicates
29       the failure reason).
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AUTHOR

32       Maor Gottlieb <maorg@nvidia.com>
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36                                                 mlx5dv_modify_qp_udp_sport(3)
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