From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id D5936C433EF for ; Fri, 4 Feb 2022 08:35:01 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1357030AbiBDIe6 (ORCPT ); Fri, 4 Feb 2022 03:34:58 -0500 Received: from ams.source.kernel.org ([145.40.68.75]:60516 "EHLO ams.source.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1357027AbiBDIe6 (ORCPT ); Fri, 4 Feb 2022 03:34:58 -0500 Received: from smtp.kernel.org (relay.kernel.org [52.25.139.140]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by ams.source.kernel.org (Postfix) with ESMTPS id 3FB40B82FE8 for ; Fri, 4 Feb 2022 08:34:57 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 4928AC340EF; Fri, 4 Feb 2022 08:34:55 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1643963696; bh=NBxZ3Nr+lY7slijJ8b8v8jDLosLGKBOiE4ftFVHQtx0=; h=Subject:To:Cc:From:Date:From; b=Uc2XydKbaEoX/reY0GMRMWwPs1hFpkS476sVmoH80V4ZTfeiH8C0TCU4w8K2Zpu3V OVoiniAf1ZBbh2D395D/5G8iyWWp3t7gT1bUo0SsMfT9KDULbn52O54w1Pj6bmVhmk IYzcQfPazQvy/6y2KnWIzSAawIhtjJ181rgS4lJo= Subject: FAILED: patch "[PATCH] net/mlx5e: TC, Reject rules with drop and modify hdr action" failed to apply to 5.4-stable tree To: roid@nvidia.com, maord@nvidia.com, ozsh@nvidia.com, saeedm@nvidia.com Cc: From: Date: Fri, 04 Feb 2022 09:34:35 +0100 Message-ID: <164396367531229@kroah.com> MIME-Version: 1.0 Content-Type: text/plain; charset=ANSI_X3.4-1968 Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: stable@vger.kernel.org The patch below does not apply to the 5.4-stable tree. If someone wants it applied there, or to any other stable or longterm tree, then please email the backport, including the original git commit id to . thanks, greg k-h ------------------ original commit in Linus's tree ------------------ >From a2446bc77a16cefd27de712d28af2396d6287593 Mon Sep 17 00:00:00 2001 From: Roi Dayan Date: Tue, 4 Jan 2022 10:38:02 +0200 Subject: [PATCH] net/mlx5e: TC, Reject rules with drop and modify hdr action This kind of action is not supported by firmware and generates a syndrome. kernel: mlx5_core 0000:08:00.0: mlx5_cmd_check:777:(pid 102063): SET_FLOW_TABLE_ENTRY(0x936) op_mod(0x0) failed, status bad parameter(0x3), syndrome (0x8708c3) Fixes: d7e75a325cb2 ("net/mlx5e: Add offloading of E-Switch TC pedit (header re-write) actions") Signed-off-by: Roi Dayan Reviewed-by: Oz Shlomo Reviewed-by: Maor Dickman Signed-off-by: Saeed Mahameed diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_tc.c b/drivers/net/ethernet/mellanox/mlx5/core/en_tc.c index 3d908a7e1406..671f76c350db 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en_tc.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/en_tc.c @@ -3191,6 +3191,12 @@ actions_match_supported(struct mlx5e_priv *priv, return false; } + if (actions & MLX5_FLOW_CONTEXT_ACTION_MOD_HDR && + actions & MLX5_FLOW_CONTEXT_ACTION_DROP) { + NL_SET_ERR_MSG_MOD(extack, "Drop with modify header action is not supported"); + return false; + } + if (actions & MLX5_FLOW_CONTEXT_ACTION_MOD_HDR && !modify_header_match_supported(priv, &parse_attr->spec, flow_action, actions, ct_flow, ct_clear, extack))