net/mlx5e: XDP, Print the offending TX descriptor on error completion (e2e11dbf) · Commits · 戴 / test

Upon an error completion on an XDP SQ, print the offending WQE to ease the debug process. Signed-off-by:

drivers/net/ethernet/mellanox/mlx5/core/en/xdp.c

+3 −4

Original line number	Diff line number	Diff line
		@@ -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)));