From: Maxim Mikityanskiy Date: Sun, 2 Oct 2022 04:56:20 +0000 (-0700) Subject: net/mlx5e: xsk: Include XSK skb_from_cqe callbacks in INDIRECT_CALL X-Git-Tag: v6.1-rc5~319^2~6^2~12 X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=1ca6492ec964325396d5822a26ff53876e466f71;p=platform%2Fkernel%2Flinux-starfive.git net/mlx5e: xsk: Include XSK skb_from_cqe callbacks in INDIRECT_CALL 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 Reviewed-by: Tariq Toukan Signed-off-by: Saeed Mahameed Signed-off-by: Jakub Kicinski --- diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_rx.c b/drivers/net/ethernet/mellanox/mlx5/core/en_rx.c index 36eda4c..5835d86 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en_rx.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/en_rx.c @@ -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;