From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 839FC1D5142; Wed, 19 Mar 2025 14:37:12 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1742395032; cv=none; b=Sitb8Evmrqa4vP758iLEsLMJU8CDI1DJFvciw/uFifm3aTVYfh9GxkksiXEhK3r00kL/RaZ96EHJ7dM32b9rXz65dzqh2Kf8PRdXK0vRv6QaBsXs3IS/xqeIBLrfiPjk34NWFKY2IIaHsBMYU+j39oMLwHL0pjh+eTVCHyoeW7E= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1742395032; c=relaxed/simple; bh=JmuGfy0rT4b4Td6c5Rk96avvY+R1UN9dPiJR4WYWq9E=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=vCMsQrvlxUDXyPyxCM6yNXbwRqGC26WekjM7jXkTA9X+Wa5wqL2YmSWfH4dTbRrcFMdHiHiiXxDBWQwkEop420Tx7slO8Rqt5Sb4S1evNUtpKAmhfpidCXdEJRNp7wPdTFw65fBC/raNRtL2xIcvQi9ApRoJDDGTSAhf0ceIBCs= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linuxfoundation.org header.i=@linuxfoundation.org header.b=mFIDCavG; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linuxfoundation.org header.i=@linuxfoundation.org header.b="mFIDCavG" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 5937CC4CEE4; Wed, 19 Mar 2025 14:37:12 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1742395032; bh=JmuGfy0rT4b4Td6c5Rk96avvY+R1UN9dPiJR4WYWq9E=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=mFIDCavGnjYegpzF3XfgO+5PvCPAVlzXG9/0dbNEmxuJ9490tKLPrOrwnx0TUda8m w20CF1ib5SwUx2voOsSGUYL0Pn5BqKVSI2T21RiX4gGvIbV+PMGVVHDz3P9lALkALz m8IE05uR061p4z5++DFzISNjqynTkQ/vFLU7gPJs= From: Greg Kroah-Hartman To: stable@vger.kernel.org Cc: Greg Kroah-Hartman , patches@lists.linux.dev, Shay Drory , Mark Bloch , Tariq Toukan , Michal Swiatkowski , Paolo Abeni , Sasha Levin Subject: [PATCH 6.12 053/231] net/mlx5: Lag, Check shared fdb before creating MultiPort E-Switch Date: Wed, 19 Mar 2025 07:29:06 -0700 Message-ID: <20250319143028.134975205@linuxfoundation.org> X-Mailer: git-send-email 2.49.0 In-Reply-To: <20250319143026.865956961@linuxfoundation.org> References: <20250319143026.865956961@linuxfoundation.org> User-Agent: quilt/0.68 X-stable: review X-Patchwork-Hint: ignore Precedence: bulk X-Mailing-List: stable@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit 6.12-stable review patch. If anyone has any objections, please let me know. ------------------ From: Shay Drory [ Upstream commit 32966984bee1defd9f5a8f9be274d7c32f911ba1 ] Currently, MultiPort E-Switch is requesting to create a LAG with shared FDB without checking the LAG is supporting shared FDB. Add the check. Fixes: a32327a3a02c ("net/mlx5: Lag, Control MultiPort E-Switch single FDB mode") Signed-off-by: Shay Drory Reviewed-by: Mark Bloch Signed-off-by: Tariq Toukan Reviewed-by: Michal Swiatkowski Link: https://patch.msgid.link/1741644104-97767-5-git-send-email-tariqt@nvidia.com Signed-off-by: Paolo Abeni Signed-off-by: Sasha Levin --- drivers/net/ethernet/mellanox/mlx5/core/lag/lag.c | 4 ++-- drivers/net/ethernet/mellanox/mlx5/core/lag/lag.h | 1 + drivers/net/ethernet/mellanox/mlx5/core/lag/mpesw.c | 3 ++- 3 files changed, 5 insertions(+), 3 deletions(-) diff --git a/drivers/net/ethernet/mellanox/mlx5/core/lag/lag.c b/drivers/net/ethernet/mellanox/mlx5/core/lag/lag.c index 7f68468c2e759..4b3da7ebd6310 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/lag/lag.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/lag/lag.c @@ -859,7 +859,7 @@ void mlx5_disable_lag(struct mlx5_lag *ldev) mlx5_eswitch_reload_ib_reps(ldev->pf[i].dev->priv.eswitch); } -static bool mlx5_shared_fdb_supported(struct mlx5_lag *ldev) +bool mlx5_lag_shared_fdb_supported(struct mlx5_lag *ldev) { struct mlx5_core_dev *dev; int i; @@ -937,7 +937,7 @@ static void mlx5_do_bond(struct mlx5_lag *ldev) } if (do_bond && !__mlx5_lag_is_active(ldev)) { - bool shared_fdb = mlx5_shared_fdb_supported(ldev); + bool shared_fdb = mlx5_lag_shared_fdb_supported(ldev); roce_lag = mlx5_lag_is_roce_lag(ldev); diff --git a/drivers/net/ethernet/mellanox/mlx5/core/lag/lag.h b/drivers/net/ethernet/mellanox/mlx5/core/lag/lag.h index 50fcb1eee5748..48a5f3e7b91a8 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/lag/lag.h +++ b/drivers/net/ethernet/mellanox/mlx5/core/lag/lag.h @@ -92,6 +92,7 @@ mlx5_lag_is_ready(struct mlx5_lag *ldev) return test_bit(MLX5_LAG_FLAG_NDEVS_READY, &ldev->state_flags); } +bool mlx5_lag_shared_fdb_supported(struct mlx5_lag *ldev); bool mlx5_lag_check_prereq(struct mlx5_lag *ldev); void mlx5_modify_lag(struct mlx5_lag *ldev, struct lag_tracker *tracker); diff --git a/drivers/net/ethernet/mellanox/mlx5/core/lag/mpesw.c b/drivers/net/ethernet/mellanox/mlx5/core/lag/mpesw.c index 571ea26edd0ca..2381a0eec1900 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/lag/mpesw.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/lag/mpesw.c @@ -81,7 +81,8 @@ static int enable_mpesw(struct mlx5_lag *ldev) if (mlx5_eswitch_mode(dev0) != MLX5_ESWITCH_OFFLOADS || !MLX5_CAP_PORT_SELECTION(dev0, port_select_flow_table) || !MLX5_CAP_GEN(dev0, create_lag_when_not_master_up) || - !mlx5_lag_check_prereq(ldev)) + !mlx5_lag_check_prereq(ldev) || + !mlx5_lag_shared_fdb_supported(ldev)) return -EOPNOTSUPP; err = mlx5_mpesw_metadata_set(ldev); -- 2.39.5