kernel-ark/include/rdma/lag.h
Maor Gottlieb bd3920eac1 RDMA/core: Add LAG functionality
Add support to get the RoCE LAG xmit slave by building skb of the RoCE
packet and call to master_get_xmit_slave.  If driver wants to get the
slave assume all slaves are available, then need to set
RDMA_LAG_FLAGS_HASH_ALL_SLAVES in flags.

Link: https://lore.kernel.org/r/20200430192146.12863-14-maorg@mellanox.com
Signed-off-by: Maor Gottlieb <maorg@mellanox.com>
Reviewed-by: Leon Romanovsky <leonro@mellanox.com>
Signed-off-by: Jason Gunthorpe <jgg@mellanox.com>
2020-05-02 20:19:54 -03:00

24 lines
530 B
C

/* SPDX-License-Identifier: GPL-2.0 OR Linux-OpenIB */
/*
* Copyright (c) 2020 Mellanox Technologies. All rights reserved.
*/
#ifndef _RDMA_LAG_H_
#define _RDMA_LAG_H_
#include <net/lag.h>
struct ib_device;
struct rdma_ah_attr;
enum rdma_lag_flags {
RDMA_LAG_FLAGS_HASH_ALL_SLAVES = 1 << 0
};
void rdma_lag_put_ah_roce_slave(struct net_device *xmit_slave);
struct net_device *rdma_lag_get_ah_roce_slave(struct ib_device *device,
struct rdma_ah_attr *ah_attr,
gfp_t flags);
#endif /* _RDMA_LAG_H_ */