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=-19.7 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,URIBL_BLOCKED,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 02C9BC07E9A for ; Wed, 14 Jul 2021 13:54:39 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id E039A613C0 for ; Wed, 14 Jul 2021 13:54:38 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S239449AbhGNN53 (ORCPT ); Wed, 14 Jul 2021 09:57:29 -0400 Received: from mail.kernel.org ([198.145.29.99]:45286 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S239428AbhGNN52 (ORCPT ); Wed, 14 Jul 2021 09:57:28 -0400 Received: by mail.kernel.org (Postfix) with ESMTPSA id 4F19261396; Wed, 14 Jul 2021 13:54:34 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1626270876; bh=5fwdrjx3luOJz+IOnCdMGj33tiidc13aDeeeCloWIWE=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=HlAnA95h33OKgMm2eTmKOChZbGNcVOgy3VE4J7GPWG5S5fLY7B7smBjtqalkpOyRj gO42j0Sej5Wm5advrRU4dgr6qfdKDsijIzo9vvZe/8Il4C7qJPiKjjnYKYlAmrnbs7 VCZRmrlgcWY+HNUVTFplL6DwfIe1mdXwVEZM832yGllCZ2p00MfXgat4Htfxh/oBCb kWaSw89f2dX767AlGowLBLRe+7VnqWVqjfn/cPJUjXFPofgjh20NArI0BjserrpZBi DDLbp5AIuSIFCxPFDwTqRow+xdSElsb0aAHtgf9Gr03aN8aCbXOilQv2w6EF8uIbFw vZWvC5Dvj/e3Q== From: Frederic Weisbecker To: LKML Cc: Frederic Weisbecker , Tejun Heo , Peter Zijlstra , Juri Lelli , Alex Belits , Nitesh Lal , Thomas Gleixner , Nicolas Saenz , Christoph Lameter , Marcelo Tosatti , Zefan Li , cgroups@vger.kernel.org Subject: [RFC PATCH 3/6] net: Decouple HK_FLAG_WQ and HK_FLAG_DOMAIN cpumask fetch Date: Wed, 14 Jul 2021 15:54:17 +0200 Message-Id: <20210714135420.69624-4-frederic@kernel.org> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20210714135420.69624-1-frederic@kernel.org> References: <20210714135420.69624-1-frederic@kernel.org> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org To prepare for supporting each feature of the housekeeping cpumask toward cpuset, prepare for HK_FLAG_DOMAIN to move to its own cpumask. This will allow to modify the set passed through "isolcpus=" kernel boot parameter on runtime. Signed-off-by: Frederic Weisbecker Cc: Thomas Gleixner Cc: Juri Lelli Cc: Marcelo Tosatti Cc: Nitesh Lal Cc: Nicolas Saenz Cc: Peter Zijlstra Cc: Christoph Lameter Cc: Tejun Heo Cc: Zefan Li Cc: Alex Belits --- net/core/net-sysfs.c | 6 +++--- 1 file changed, 3 insertions(+), 3 deletions(-) diff --git a/net/core/net-sysfs.c b/net/core/net-sysfs.c index f6197774048b..78ea904e9206 100644 --- a/net/core/net-sysfs.c +++ b/net/core/net-sysfs.c @@ -782,7 +782,7 @@ static ssize_t store_rps_map(struct netdev_rx_queue *queue, { struct rps_map *old_map, *map; cpumask_var_t mask; - int err, cpu, i, hk_flags; + int err, cpu, i; static DEFINE_MUTEX(rps_map_mutex); if (!capable(CAP_NET_ADMIN)) @@ -798,8 +798,8 @@ static ssize_t store_rps_map(struct netdev_rx_queue *queue, } if (!cpumask_empty(mask)) { - hk_flags = HK_FLAG_DOMAIN | HK_FLAG_WQ; - cpumask_and(mask, mask, housekeeping_cpumask(hk_flags)); + cpumask_and(mask, mask, housekeeping_cpumask(HK_FLAG_DOMAIN)); + cpumask_and(mask, mask, housekeeping_cpumask(HK_FLAG_WQ)); if (cpumask_empty(mask)) { free_cpumask_var(mask); return -EINVAL; -- 2.25.1