From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from dggsgout12.his.huawei.com (dggsgout12.his.huawei.com [45.249.212.56]) (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 DCBD02747B; Mon, 10 Nov 2025 02:07:40 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=45.249.212.56 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1762740463; cv=none; b=jZwfWyZvd0mAmDRRMqwKYwIQtP3/y13UNDX/ZISkx/2lAs6o01UklhtY87nhVcrYctcBPf0HjpKT51yHboNPRdiLdpFErpgUihRYDXWKdF1MwfHM/frM99F1MA+Vt4rRkwLqf8tXwtQ6JxbDNmn54TbfuSM/ji6J22HIcxklYmQ= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1762740463; c=relaxed/simple; bh=X2I1F/yDa7DktzrVXLN/G9326ra+lTHr8o2fcN0+B6w=; h=From:To:Cc:Subject:Date:Message-Id:In-Reply-To:References: MIME-Version; b=pkoVKAfgtFxNPptRLMKsn3SRs/g0symxZoir6b8mkW7+hLl7jJwhygpAGK+l7ccrpENM1+dtGWGI25IntovyqdLKvYM2sJMNJbOBymlTt2zd3oCnJiOqPdEL0D4KQZRZ5EDdO+XYPswZ7fjnB3j3gj6gxqkB7F6DHVB6GBmHcCs= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=huaweicloud.com; spf=pass smtp.mailfrom=huaweicloud.com; arc=none smtp.client-ip=45.249.212.56 Authentication-Results: smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=huaweicloud.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=huaweicloud.com Received: from mail.maildlp.com (unknown [172.19.93.142]) by dggsgout12.his.huawei.com (SkyGuard) with ESMTPS id 4d4Y2Z4K56zKHMWF; Mon, 10 Nov 2025 10:07:18 +0800 (CST) Received: from mail02.huawei.com (unknown [10.116.40.112]) by mail.maildlp.com (Postfix) with ESMTP id 8E22C1A084D; Mon, 10 Nov 2025 10:07:32 +0800 (CST) Received: from hulk-vt.huawei.com (unknown [10.67.174.121]) by APP1 (Coremail) with SMTP id cCh0CgBXkUrUSBFpPBDaAA--.6382S5; Mon, 10 Nov 2025 10:07:32 +0800 (CST) From: Chen Ridong To: longman@redhat.com, tj@kernel.org, hannes@cmpxchg.org, mkoutny@suse.com Cc: cgroups@vger.kernel.org, linux-kernel@vger.kernel.org, lujialin4@huawei.com, chenridong@huawei.com Subject: [PATCH -next 3/3] cpuset: remove need_rebuild_sched_domains Date: Mon, 10 Nov 2025 01:52:28 +0000 Message-Id: <20251110015228.897736-4-chenridong@huaweicloud.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20251110015228.897736-1-chenridong@huaweicloud.com> References: <20251110015228.897736-1-chenridong@huaweicloud.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-CM-TRANSID:cCh0CgBXkUrUSBFpPBDaAA--.6382S5 X-Coremail-Antispam: 1UD129KBjvJXoW7KrW5tryDGw47ZF4xWF4fAFb_yoW8Jw48pF 1kua1jq3yjqr1Uuw4DAa9rur93Ka9Fvasrt3s8G3s2qF17K3W2g3Wjg3W3Jr9a9rn7uF13 AFsFk3y2qF1jyrJanT9S1TB71UUUUU7qnTZGkaVYY2UrUUUUjbIjqfuFe4nvWSU5nxnvy2 9KBjDU0xBIdaVrnRJUUU9Kb4IE77IF4wAFF20E14v26rWj6s0DM7CY07I20VC2zVCF04k2 6cxKx2IYs7xG6rWj6s0DM7CIcVAFz4kK6r1j6r18M28IrcIa0xkI8VA2jI8067AKxVWUWw A2048vs2IY020Ec7CjxVAFwI0_Xr0E3s1l8cAvFVAK0II2c7xJM28CjxkF64kEwVA0rcxS w2x7M28EF7xvwVC0I7IYx2IY67AKxVWDJVCq3wA2z4x0Y4vE2Ix0cI8IcVCY1x0267AKxV W8Jr0_Cr1UM28EF7xvwVC2z280aVAFwI0_GcCE3s1l84ACjcxK6I8E87Iv6xkF7I0E14v2 6rxl6s0DM2AIxVAIcxkEcVAq07x20xvEncxIr21l5I8CrVACY4xI64kE6c02F40Ex7xfMc Ij6xIIjxv20xvE14v26r106r15McIj6I8E87Iv67AKxVWUJVW8JwAm72CE4IkC6x0Yz7v_ Jr0_Gr1lF7xvr2IYc2Ij64vIr41lc7CjxVAaw2AFwI0_JF0_Jw1l42xK82IYc2Ij64vIr4 1l4I8I3I0E4IkC6x0Yz7v_Jr0_Gr1lx2IqxVAqx4xG67AKxVWUJVWUGwC20s026x8GjcxK 67AKxVWUGVWUWwC2zVAF1VAY17CE14v26r1q6r43MIIYrxkI7VAKI48JMIIF0xvE2Ix0cI 8IcVAFwI0_Jr0_JF4lIxAIcVC0I7IYx2IY6xkF7I0E14v26r4j6F4UMIIF0xvE42xK8VAv wI8IcIk0rVWUJVWUCwCI42IY6I8E87Iv67AKxVWUJVW8JwCI42IY6I8E87Iv6xkF7I0E14 v26r4j6r4UJbIYCTnIWIevJa73UjIFyTuYvjxUrbyCDUUUU X-CM-SenderInfo: hfkh02xlgr0w46kxt4xhlfz01xgou0bp/ From: Chen Ridong Previously, update_cpumasks_hier() used need_rebuild_sched_domains to decide whether to invoke rebuild_sched_domains_locked(). Now that rebuild_sched_domains_locked() only sets force_rebuild, the flag is redundant. Hence, remove it. Signed-off-by: Chen Ridong --- kernel/cgroup/cpuset.c | 6 +----- 1 file changed, 1 insertion(+), 5 deletions(-) diff --git a/kernel/cgroup/cpuset.c b/kernel/cgroup/cpuset.c index c357bfb69fe2..22084d8bdc3f 100644 --- a/kernel/cgroup/cpuset.c +++ b/kernel/cgroup/cpuset.c @@ -2184,7 +2184,6 @@ static void update_cpumasks_hier(struct cpuset *cs, struct tmpmasks *tmp, { struct cpuset *cp; struct cgroup_subsys_state *pos_css; - bool need_rebuild_sched_domains = false; int old_prs, new_prs; rcu_read_lock(); @@ -2348,15 +2347,12 @@ static void update_cpumasks_hier(struct cpuset *cs, struct tmpmasks *tmp, if (!cpumask_empty(cp->cpus_allowed) && is_sched_load_balance(cp) && (!cpuset_v2() || is_partition_valid(cp))) - need_rebuild_sched_domains = true; + cpuset_force_rebuild(); rcu_read_lock(); css_put(&cp->css); } rcu_read_unlock(); - - if (need_rebuild_sched_domains) - cpuset_force_rebuild(); } /** -- 2.34.1