From patchwork Sun Apr 30 17:18:06 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Yury Norov X-Patchwork-Id: 13227252 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 Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 47C16C7EE25 for ; Sun, 30 Apr 2023 17:18:53 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S231745AbjD3RSj (ORCPT ); Sun, 30 Apr 2023 13:18:39 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:45038 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S231357AbjD3RS1 (ORCPT ); Sun, 30 Apr 2023 13:18:27 -0400 Received: from mail-pf1-x42b.google.com (mail-pf1-x42b.google.com [IPv6:2607:f8b0:4864:20::42b]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 6148B3C1E; Sun, 30 Apr 2023 10:18:20 -0700 (PDT) Received: by mail-pf1-x42b.google.com with SMTP id d2e1a72fcca58-63b62d2f729so1280804b3a.1; Sun, 30 Apr 2023 10:18:20 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20221208; t=1682875099; x=1685467099; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:from:to:cc:subject:date :message-id:reply-to; bh=1jGbFVuum+KtcabYGT3vt7OtFUyPnxnlWHN0/8h9s/o=; b=G94aeKvLvroKF6lcT983KCdgd7rZcBLC06Z9bBz+UyNrXSo2eiQjSWpnQCQF4NHp8Q wM4DxZvuu/uFuRDAaKOJqmNG9zxzD8/ULWCdudSfZdFbAJuI3TIBsmenceBgHI+3T044 IDtBYP5WGCp+bbfKKlTM0GMeLXfAqvG2Ee6ofJRQsoIW2wVXBMMOu2kn12TYYFCn/LkI 4Nya8atDxP3m7BTQT/zdhRgY/wNxjYNg2M/XMLKZBjJ0STKX/Cc3NRzGut08M/8uJIy5 /YK3eX6pDh1h2LZmFbnEpmQnWr1YTZfx80Q/bNuAF3TndKOxt0323pM5e6DewS2GHUEh ZNLA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20221208; t=1682875100; x=1685467100; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=1jGbFVuum+KtcabYGT3vt7OtFUyPnxnlWHN0/8h9s/o=; b=ls2rQznUz+98PmxV54tms9G01w/9KbgJWVuVcWioUzJb4XU4hVUHvqBd/fGWJFBeLr xxip6lUDUXUG3gkf66bYolLKEDEYMaWN3Ekf7UrbKmEroQ2ED/I/JcEIfB7B1LQsTluC NWN0xlnJZK+AntYY/nxDdQ6uiLuYbbm7ovxZVD889EEpCsb2w738Sr9LGvI2KD940gab h3xuoRZedP0HPZD7MU6tjgRWQsUv2AeiOWLyzHSvxJYuhrjZWC39hQkdiqhViRo9zfgi 6t2+LohJSo4qd0EjqIgmcBaxnq12cLiciPDANjYlSUTgmQ2w88NUx4KrRqcSdXFc+zc0 QNsw== X-Gm-Message-State: AC+VfDzN7kiqHm8R1SqOUBeEtXJvb1HAce+ORKlherhdBnw54CWcdfOe M+nS87WMg4eZhD6UzFtIaBY= X-Google-Smtp-Source: ACHHUZ7+J94TmMbJxTjh+YH/l81cpVyK4Si/E3roU3XQjqn065SMbwM7W5CXxf3HvL3yNTv/E/5N/g== X-Received: by 2002:a05:6a00:1402:b0:63d:2343:f9b with SMTP id l2-20020a056a00140200b0063d23430f9bmr15918991pfu.19.1682875099546; Sun, 30 Apr 2023 10:18:19 -0700 (PDT) Received: from localhost ([4.1.102.3]) by smtp.gmail.com with ESMTPSA id i21-20020a056a00225500b0063b8f33cb81sm19040360pfu.93.2023.04.30.10.18.18 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sun, 30 Apr 2023 10:18:19 -0700 (PDT) From: Yury Norov To: Jakub Kicinski , netdev@vger.kernel.org, linux-rdma@vger.kernel.org, linux-kernel@vger.kernel.org Cc: Yury Norov , Saeed Mahameed , Pawel Chmielewski , Leon Romanovsky , "David S. Miller" , Eric Dumazet , Paolo Abeni , Andy Shevchenko , Rasmus Villemoes , Ingo Molnar , Peter Zijlstra , Juri Lelli , Vincent Guittot , Dietmar Eggemann , Steven Rostedt , Ben Segall , Mel Gorman , Daniel Bristot de Oliveira , Valentin Schneider , Tariq Toukan , Gal Pressman , Greg Kroah-Hartman , Heiko Carstens , Barry Song Subject: [PATCH v3 5/8] net: mlx5: switch comp_irqs_request() to using for_each_numa_cpu Date: Sun, 30 Apr 2023 10:18:06 -0700 Message-Id: <20230430171809.124686-6-yury.norov@gmail.com> X-Mailer: git-send-email 2.37.2 In-Reply-To: <20230430171809.124686-1-yury.norov@gmail.com> References: <20230430171809.124686-1-yury.norov@gmail.com> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org X-Patchwork-Delegate: kuba@kernel.org for_each_numa_online_cpu() is a more straightforward alternative to for_each_numa_hop_mask() + for_each_cpu_andnot(). Signed-off-by: Yury Norov Reviewed-by: Tariq Toukan --- drivers/net/ethernet/mellanox/mlx5/core/eq.c | 16 +++++----------- 1 file changed, 5 insertions(+), 11 deletions(-) diff --git a/drivers/net/ethernet/mellanox/mlx5/core/eq.c b/drivers/net/ethernet/mellanox/mlx5/core/eq.c index 38b32e98f3bd..d3511e45f121 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/eq.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/eq.c @@ -817,12 +817,10 @@ static void comp_irqs_release(struct mlx5_core_dev *dev) static int comp_irqs_request(struct mlx5_core_dev *dev) { struct mlx5_eq_table *table = dev->priv.eq_table; - const struct cpumask *prev = cpu_none_mask; - const struct cpumask *mask; int ncomp_eqs = table->num_comp_eqs; u16 *cpus; int ret; - int cpu; + int cpu, hop; int i; ncomp_eqs = table->num_comp_eqs; @@ -844,15 +842,11 @@ static int comp_irqs_request(struct mlx5_core_dev *dev) i = 0; rcu_read_lock(); - for_each_numa_hop_mask(mask, dev->priv.numa_node) { - for_each_cpu_andnot(cpu, mask, prev) { - cpus[i] = cpu; - if (++i == ncomp_eqs) - goto spread_done; - } - prev = mask; + for_each_numa_online_cpu(cpu, hop, dev->priv.numa_node) { + cpus[i] = cpu; + if (++i == ncomp_eqs) + break; } -spread_done: rcu_read_unlock(); ret = mlx5_irqs_request_vectors(dev, cpus, ncomp_eqs, table->comp_irqs); kfree(cpus);