From mboxrd@z Thu Jan 1 00:00:00 1970 From: Saeed Mahameed Subject: [net-next 11/13] net/mlx5e: Enable reporting checksum unnecessary also for L3 packets Date: Mon, 1 Oct 2018 11:56:59 -0700 Message-ID: <20181001185701.2944-12-saeedm@mellanox.com> References: <20181001185701.2944-1-saeedm@mellanox.com> Cc: netdev@vger.kernel.org, Or Gerlitz , Saeed Mahameed To: "David S. Miller" Return-path: Received: from mail-il-dmz.mellanox.com ([193.47.165.129]:55086 "EHLO mellanox.co.il" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1726459AbeJBBzs (ORCPT ); Mon, 1 Oct 2018 21:55:48 -0400 In-Reply-To: <20181001185701.2944-1-saeedm@mellanox.com> Sender: netdev-owner@vger.kernel.org List-ID: From: Or Gerlitz We can report checksum unnecessary also when the L3 checksum flag on the cqe is set and there's no L4 header. Signed-off-by: Or Gerlitz Reviewed-by: Tariq Toukan Signed-off-by: Saeed Mahameed --- drivers/net/ethernet/mellanox/mlx5/core/en_rx.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_rx.c b/drivers/net/ethernet/mellanox/mlx5/core/en_rx.c index 424bc89184c6..5a43cbf9103f 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en_rx.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/en_rx.c @@ -805,7 +805,8 @@ static inline void mlx5e_handle_csum(struct net_device *netdev, csum_unnecessary: if (likely((cqe->hds_ip_ext & CQE_L3_OK) && - (cqe->hds_ip_ext & CQE_L4_OK))) { + ((cqe->hds_ip_ext & CQE_L4_OK) || + (get_cqe_l4_hdr_type(cqe) == CQE_L4_HDR_TYPE_NONE)))) { skb->ip_summed = CHECKSUM_UNNECESSARY; if (cqe_is_tunneled(cqe)) { skb->csum_level = 1; -- 2.17.1