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 X-Spam-Level: X-Spam-Status: No, score=-10.1 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY, SPF_HELO_NONE,SPF_PASS,USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id ED1B0C43603 for ; Fri, 20 Dec 2019 14:32:07 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id BF153206CB for ; Fri, 20 Dec 2019 14:32:07 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1576852327; bh=yLVIhH+swugmzM/oMFaJtbU7LLW0/139xHCniGzhzic=; h=From:To:Cc:Subject:Date:In-Reply-To:References:List-ID:From; b=c3O1PeVswaFvndFpPh8VCahBrpURp54hW8jUy2FISFDlO3ldQzmGCWT7uzu3QSQY4 EG7TBww891ALe+xSCkp01Uwt/bEbwm/HbEFI/jKHUIfSLK/pyRuI+kkc3/InXdqYfQ ok4N9r/ksbMTB+P/rn9ldu1ZSk6LQPh8j9cQKQog= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727641AbfLTOcG (ORCPT ); Fri, 20 Dec 2019 09:32:06 -0500 Received: from mail.kernel.org ([198.145.29.99]:35084 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727968AbfLTObA (ORCPT ); Fri, 20 Dec 2019 09:31:00 -0500 Received: from sasha-vm.mshome.net (c-73-47-72-35.hsd1.nh.comcast.net [73.47.72.35]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id 0821321D7E; Fri, 20 Dec 2019 14:30:58 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1576852259; bh=yLVIhH+swugmzM/oMFaJtbU7LLW0/139xHCniGzhzic=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=ImqkofKcK1LnNNf/Wzj3YG4MIePYQBtC8YjMWslj+TKDaRWWu4olnmlJlhB+a2mh+ +M/4eZqMiVMjeVVKnsJKwXdxcQjBGuPHc4iKPWkYH++c6l5J8AfYdG9SFedcAZLwDg jqSPhyrCdXMhvnz7cx1mCcUKtPayGcspmhQZoUiM= From: Sasha Levin To: linux-kernel@vger.kernel.org, stable@vger.kernel.org Cc: Maor Gottlieb , Raed Salem , Leon Romanovsky , Doug Ledford , Sasha Levin , linux-rdma@vger.kernel.org Subject: [PATCH AUTOSEL 5.4 49/52] IB/mlx5: Fix steering rule of drop and count Date: Fri, 20 Dec 2019 09:29:51 -0500 Message-Id: <20191220142954.9500-49-sashal@kernel.org> X-Mailer: git-send-email 2.20.1 In-Reply-To: <20191220142954.9500-1-sashal@kernel.org> References: <20191220142954.9500-1-sashal@kernel.org> MIME-Version: 1.0 X-stable: review X-Patchwork-Hint: Ignore Content-Transfer-Encoding: 8bit Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Maor Gottlieb [ Upstream commit ed9085fed9d95d5921582e3c8474f3736c5d2782 ] There are two flow rule destinations: QP and packet. While users are setting DROP packet rule, the QP should not be set as a destination. Fixes: 3b3233fbf02e ("IB/mlx5: Add flow counters binding support") Signed-off-by: Maor Gottlieb Reviewed-by: Raed Salem Signed-off-by: Leon Romanovsky Link: https://lore.kernel.org/r/20191212091214.315005-4-leon@kernel.org Signed-off-by: Doug Ledford Signed-off-by: Sasha Levin --- drivers/infiniband/hw/mlx5/main.c | 13 ++++++------- 1 file changed, 6 insertions(+), 7 deletions(-) diff --git a/drivers/infiniband/hw/mlx5/main.c b/drivers/infiniband/hw/mlx5/main.c index 831539419c301..e1cfbedefcbc9 100644 --- a/drivers/infiniband/hw/mlx5/main.c +++ b/drivers/infiniband/hw/mlx5/main.c @@ -3548,10 +3548,6 @@ static struct mlx5_ib_flow_handler *_create_flow_rule(struct mlx5_ib_dev *dev, } INIT_LIST_HEAD(&handler->list); - if (dst) { - memcpy(&dest_arr[0], dst, sizeof(*dst)); - dest_num++; - } for (spec_index = 0; spec_index < flow_attr->num_of_specs; spec_index++) { err = parse_flow_attr(dev->mdev, spec, @@ -3564,6 +3560,11 @@ static struct mlx5_ib_flow_handler *_create_flow_rule(struct mlx5_ib_dev *dev, ib_flow += ((union ib_flow_spec *)ib_flow)->size; } + if (dst && !(flow_act.action & MLX5_FLOW_CONTEXT_ACTION_DROP)) { + memcpy(&dest_arr[0], dst, sizeof(*dst)); + dest_num++; + } + if (!flow_is_multicast_only(flow_attr)) set_underlay_qp(dev, spec, underlay_qpn); @@ -3604,10 +3605,8 @@ static struct mlx5_ib_flow_handler *_create_flow_rule(struct mlx5_ib_dev *dev, } if (flow_act.action & MLX5_FLOW_CONTEXT_ACTION_DROP) { - if (!(flow_act.action & MLX5_FLOW_CONTEXT_ACTION_COUNT)) { + if (!dest_num) rule_dst = NULL; - dest_num = 0; - } } else { if (is_egress) flow_act.action |= MLX5_FLOW_CONTEXT_ACTION_ALLOW; -- 2.20.1