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net/mlx5e: xsk: Include XSK skb_from_cqe callbacks in INDIRECT_CALL

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XSK is a performance-critical data path. To avoid an indirect function
call with a retpoline, include XSK callbacks in the INDIRECT_CALL macro,
so that they are called directly in XSK flows.

Signed-off-by: Maxim Mikityanskiy <maximmi@nvidia.com>
Reviewed-by: Tariq Toukan <tariqt@nvidia.com>
Signed-off-by: Saeed Mahameed <saeedm@nvidia.com>
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
This commit is contained in:
Maxim Mikityanskiy 2022-10-01 21:56:20 -07:00 committed by Jakub Kicinski
parent a2740f529d
commit 1ca6492ec9
1 changed files with 4 additions and 2 deletions
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6
drivers/net/ethernet/mellanox/mlx5/core/en_rx.c
View file

@ -1709,9 +1709,10 @@ static void mlx5e_handle_rx_cqe(struct mlx5e_rq *rq, struct mlx5_cqe64 *cqe)
goto free_wqe;
}
skb = INDIRECT_CALL_2(rq->wqe.skb_from_cqe,
skb = INDIRECT_CALL_3(rq->wqe.skb_from_cqe,
mlx5e_skb_from_cqe_linear,
mlx5e_skb_from_cqe_nonlinear,
mlx5e_xsk_skb_from_cqe_linear,
rq, wi, cqe_bcnt);
if (!skb) {
/* probably for XDP */
@ -2180,9 +2181,10 @@ static void mlx5e_handle_rx_cqe_mpwrq(struct mlx5e_rq *rq, struct mlx5_cqe64 *cq
cqe_bcnt = mpwrq_get_cqe_byte_cnt(cqe);
skb = INDIRECT_CALL_2(rq->mpwqe.skb_from_cqe_mpwrq,
skb = INDIRECT_CALL_3(rq->mpwqe.skb_from_cqe_mpwrq,
mlx5e_skb_from_cqe_mpwrq_linear,
mlx5e_skb_from_cqe_mpwrq_nonlinear,
mlx5e_xsk_skb_from_cqe_mpwrq_linear,
rq, wi, cqe_bcnt, head_offset, page_idx);
if (!skb)
goto mpwrq_cqe_out;