From: Tariq Toukan Date: Sun, 9 Feb 2020 15:13:23 +0000 (+0200) Subject: net/mlx5e: XDP, Print the offending TX descriptor on error completion X-Git-Tag: v5.8-rc1~165^2~380^2~3 X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=e2e11dbf36936d9cfea99c5b7386acea67b21634;p=thirdparty%2Flinux.git net/mlx5e: XDP, Print the offending TX descriptor on error completion Upon an error completion on an XDP SQ, print the offending WQE to ease the debug process. Signed-off-by: Tariq Toukan Reviewed-by: Aya Levin Signed-off-by: Saeed Mahameed --- diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en/xdp.c b/drivers/net/ethernet/mellanox/mlx5/core/en/xdp.c index f9dad26390610..6f32a697a4bf2 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en/xdp.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/en/xdp.c @@ -408,7 +408,8 @@ bool mlx5e_poll_xdpsq_cq(struct mlx5e_cq *cq) i = 0; do { - u16 wqe_counter; + struct mlx5e_xdp_wqe_info *wi; + u16 wqe_counter, ci; bool last_wqe; mlx5_cqwq_pop(&cq->wq); @@ -416,9 +417,6 @@ bool mlx5e_poll_xdpsq_cq(struct mlx5e_cq *cq) wqe_counter = be16_to_cpu(cqe->wqe_counter); do { - struct mlx5e_xdp_wqe_info *wi; - u16 ci; - last_wqe = (sqcc == wqe_counter); ci = mlx5_wq_cyc_ctr2ix(&sq->wq, sqcc); wi = &sq->db.wqe_info[ci]; @@ -434,6 +432,7 @@ bool mlx5e_poll_xdpsq_cq(struct mlx5e_cq *cq) get_cqe_opcode(cqe)); mlx5e_dump_error_cqe(&sq->cq, sq->sqn, (struct mlx5_err_cqe *)cqe); + mlx5_wq_cyc_wqe_dump(&sq->wq, ci, wi->num_wqebbs); } } while ((++i < MLX5E_TX_CQ_POLL_BUDGET) && (cqe = mlx5_cqwq_get_cqe(&cq->wq)));