From patchwork Thu Mar 25 05:04:34 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Saeed Mahameed X-Patchwork-Id: 12162949 X-Patchwork-Delegate: kuba@kernel.org 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=-19.2 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,INCLUDES_CR_TRAILER,INCLUDES_PATCH, MAILING_LIST_MULTI,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 336F6C433E9 for ; Thu, 25 Mar 2021 05:05:29 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 1DD3F61A26 for ; Thu, 25 Mar 2021 05:05:29 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S229915AbhCYFFT (ORCPT ); Thu, 25 Mar 2021 01:05:19 -0400 Received: from mail.kernel.org ([198.145.29.99]:47968 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229693AbhCYFEt (ORCPT ); Thu, 25 Mar 2021 01:04:49 -0400 Received: by mail.kernel.org (Postfix) with ESMTPSA id BCE0C619BA; Thu, 25 Mar 2021 05:04:48 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1616648689; bh=P7AQjvy1CBSl8v21G/SQRv8ZSDinZRk3GoiqM3aDxwg=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=UXMkWeEgeO49MNTVhznX9vLkiA1M7UGli8UtWW5hMViIZrSYV1dktPehUxv/iHuzk 3VLQ3Py6OaGcsJy6xoZZIIh+E8n4ha/4+kdWYZzceiGHd+za1rUiTgyOXyU/QNzSEt 8CSHE2avc98wr9oogtjCzzkpPqZtxAvFlWvVwn/SkyiAgs5rg79UB1PbbxnDag0J0v TyDEoRvBaSnlFZP7LYCKZShpJQQ2nmqYRJ8TDsEHHyJghFtmzVRDsdeJR686y3skbe mTv+TKvvP8WnXTKDzKUXDJNhXpCX0Clx54WzDyv5VVh20/aYlOXat9zmRidZNJMqNc aP0pjTEULIKMw== From: Saeed Mahameed To: "David S. Miller" , Jakub Kicinski Cc: netdev@vger.kernel.org, Aya Levin , Tariq Toukan , Saeed Mahameed Subject: [net-next 11/15] net/mlx5e: Generalize close RQ Date: Wed, 24 Mar 2021 22:04:34 -0700 Message-Id: <20210325050438.261511-12-saeed@kernel.org> X-Mailer: git-send-email 2.30.2 In-Reply-To: <20210325050438.261511-1-saeed@kernel.org> References: <20210325050438.261511-1-saeed@kernel.org> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org X-Patchwork-Delegate: kuba@kernel.org From: Aya Levin Allow different flavours of RQ to use the same close flow. Add validity checks to support different RQ types which not necessarily initialize all the RQ's functionality. Signed-off-by: Aya Levin Reviewed-by: Tariq Toukan Signed-off-by: Saeed Mahameed --- drivers/net/ethernet/mellanox/mlx5/core/en/trap.c | 12 +----------- drivers/net/ethernet/mellanox/mlx5/core/en_main.c | 13 ++++++++----- 2 files changed, 9 insertions(+), 16 deletions(-) diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en/trap.c b/drivers/net/ethernet/mellanox/mlx5/core/en/trap.c index d6e6641e9288..86ab4e864fe6 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en/trap.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/en/trap.c @@ -30,14 +30,6 @@ static int mlx5e_trap_napi_poll(struct napi_struct *napi, int budget) return work_done; } -static void mlx5e_free_trap_rq(struct mlx5e_rq *rq) -{ - page_pool_destroy(rq->page_pool); - mlx5e_free_di_list(rq); - kvfree(rq->wqe.frags); - mlx5_wq_destroy(&rq->wq_ctrl); -} - static void mlx5e_init_trap_rq(struct mlx5e_trap *t, struct mlx5e_params *params, struct mlx5e_rq *rq) { @@ -93,9 +85,7 @@ static int mlx5e_open_trap_rq(struct mlx5e_priv *priv, struct mlx5e_trap *t) static void mlx5e_close_trap_rq(struct mlx5e_rq *rq) { - mlx5e_destroy_rq(rq); - mlx5e_free_rx_descs(rq); - mlx5e_free_trap_rq(rq); + mlx5e_close_rq(rq); mlx5e_close_cq(&rq->cq); } diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_main.c b/drivers/net/ethernet/mellanox/mlx5/core/en_main.c index b25e1501e236..eda30bc80a51 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en_main.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/en_main.c @@ -592,10 +592,12 @@ static void mlx5e_free_rq(struct mlx5e_rq *rq) struct bpf_prog *old_prog; int i; - old_prog = rcu_dereference_protected(rq->xdp_prog, - lockdep_is_held(&rq->priv->state_lock)); - if (old_prog) - bpf_prog_put(old_prog); + if (xdp_rxq_info_is_reg(&rq->xdp_rxq)) { + old_prog = rcu_dereference_protected(rq->xdp_prog, + lockdep_is_held(&rq->priv->state_lock)); + if (old_prog) + bpf_prog_put(old_prog); + } switch (rq->wq_type) { case MLX5_WQ_TYPE_LINKED_LIST_STRIDING_RQ: @@ -901,7 +903,8 @@ void mlx5e_deactivate_rq(struct mlx5e_rq *rq) void mlx5e_close_rq(struct mlx5e_rq *rq) { cancel_work_sync(&rq->dim.work); - cancel_work_sync(&rq->icosq->recover_work); + if (rq->icosq) + cancel_work_sync(&rq->icosq->recover_work); cancel_work_sync(&rq->recover_work); mlx5e_destroy_rq(rq); mlx5e_free_rx_descs(rq);