diff options
| author |   Jesper Dangaard Brouer <brouer@redhat.com> | 2018-04-17 16:46:07 +0200 |
|---|---|---|
| committer |   David S. Miller <davem@davemloft.net> | 2018-04-17 10:50:28 -0400 |
| commit | 84f5e3fb790547860fbbe7e0ef87104d4922dd1a (patch) | |
| tree | ad92ef8e3260cd5f5d6c4700beb6884e2bbe8035 /drivers | |
| parent | i40e: convert to use generic xdp_frame and xdp_return_frame API (diff) | |
| download | linux-dev-84f5e3fb790547860fbbe7e0ef87104d4922dd1a.tar.xz linux-dev-84f5e3fb790547860fbbe7e0ef87104d4922dd1a.zip | |
mlx5: register a memory model when XDP is enabled
Now all the users of ndo_xdp_xmit have been converted to use xdp_return_frame.
This enable a different memory model, thus activating another code path
in the xdp_return_frame API.
V2: Fixed issues pointed out by Tariq.
Signed-off-by: Jesper Dangaard Brouer <brouer@redhat.com>
Reviewed-by: Tariq Toukan <tariqt@mellanox.com>
Acked-by: Saeed Mahameed <saeedm@mellanox.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/net/ethernet/mellanox/mlx5/core/en_main.c | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_main.c b/drivers/net/ethernet/mellanox/mlx5/core/en_main.c index b29c1d93f058..2dca0933dfd3 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en_main.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/en_main.c @@ -512,6 +512,14 @@ static int mlx5e_alloc_rq(struct mlx5e_channel *c, rq->mkey_be = c->mkey_be; } + /* This must only be activate for order-0 pages */ + if (rq->xdp_prog) { + err = xdp_rxq_info_reg_mem_model(&rq->xdp_rxq, + MEM_TYPE_PAGE_ORDER0, NULL); + if (err) + goto err_rq_wq_destroy; + } + for (i = 0; i < wq_sz; i++) { struct mlx5e_rx_wqe *wqe = mlx5_wq_ll_get_wqe(&rq->wq, i); |