From nobody Tue Dec 16 23:08:10 2025 Received: from us-smtp-delivery-124.mimecast.com (us-smtp-delivery-124.mimecast.com [170.10.133.124]) (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 0AF3627703B for ; Tue, 6 May 2025 09:16:15 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=170.10.133.124 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1746522977; cv=none; b=Fo2uGM85e8Ubkbe9/G4OmEfC1e0Yxwbt7xgWOcoC3doGcQVXizdwEx+r8bMqPDmwTJaGvSWNrimDa1r8pLkb6pAlC1EC/OsR//I7HnCjRiHcV9i6Uyi4k/Uz/zfV3GWzjOIrmQfsfDB6DnF1YLzs1cRhFqE8tgJWw9k+3W1qrUU= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1746522977; c=relaxed/simple; bh=5uWZ+x1hH7lTxGEdVf/oIHzPhkMz871Ffr5aBhd/dz8=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=tDWjllIWoxe87302nTMG30N4TN4/juA3SOpc66vtBWEarYk3HBgMf+wE8ZFGgz4U4XDm9OnHu/dppJZ1DRUaVjChU26/bnp3GwZBfkzJGQXAIgSLaNMge+z1Wn3tywYKsViQw+9a6zhhEOoNNCOmWdH42ZKS//4GP/lSd5dwz2M= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=quarantine dis=none) header.from=redhat.com; spf=pass smtp.mailfrom=redhat.com; dkim=pass (1024-bit key) header.d=redhat.com header.i=@redhat.com header.b=h7lnRRwA; arc=none smtp.client-ip=170.10.133.124 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=quarantine dis=none) header.from=redhat.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=redhat.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=redhat.com header.i=@redhat.com header.b="h7lnRRwA" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1746522975; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=i8Gdzo0iVH31s/N1EJyjEB2OOAhhJQcvZlvoKrINrU0=; b=h7lnRRwASx2Y0XT4ByUX3ttIyAjhFTWzhFSJReISGpN6Dw6BZSdTYDpIoT5ufQ/ztC/spo slUkYU8Uxx9UGwEZawd7IFaLvsXlJzT6k83XoGqQjG7zweOTAtsahU1KuSM5wN9XzdV5eD yVWNzFz7BC9hmWlCIzpNy7kxJuDFZ4g= Received: from mx-prod-mc-05.mail-002.prod.us-west-2.aws.redhat.com (ec2-54-186-198-63.us-west-2.compute.amazonaws.com [54.186.198.63]) by relay.mimecast.com with ESMTP with STARTTLS (version=TLSv1.3, cipher=TLS_AES_256_GCM_SHA384) id us-mta-198-UCOMKecBMgumUm-Gou2Kvw-1; Tue, 06 May 2025 05:16:11 -0400 X-MC-Unique: UCOMKecBMgumUm-Gou2Kvw-1 X-Mimecast-MFC-AGG-ID: UCOMKecBMgumUm-Gou2Kvw_1746522970 Received: from mx-prod-int-05.mail-002.prod.us-west-2.aws.redhat.com (mx-prod-int-05.mail-002.prod.us-west-2.aws.redhat.com [10.30.177.17]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (2048 bits) server-digest SHA256) (No client certificate requested) by mx-prod-mc-05.mail-002.prod.us-west-2.aws.redhat.com (Postfix) with ESMTPS id B20E41955D4E; Tue, 6 May 2025 09:16:10 +0000 (UTC) Received: from gmonaco-thinkpadt14gen3.rmtit.com (unknown [10.45.224.215]) by mx-prod-int-05.mail-002.prod.us-west-2.aws.redhat.com (Postfix) with ESMTP id 6DDC4195608D; Tue, 6 May 2025 09:16:08 +0000 (UTC) From: Gabriele Monaco To: linux-kernel@vger.kernel.org, Frederic Weisbecker , Thomas Gleixner , Waiman Long Cc: Gabriele Monaco Subject: [PATCH v4 3/5] cgroup/cpuset: Rename update_unbound_workqueue_cpumask to update_exclusion_cpumasks Date: Tue, 6 May 2025 11:15:38 +0200 Message-ID: <20250506091534.42117-10-gmonaco@redhat.com> In-Reply-To: <20250506091534.42117-7-gmonaco@redhat.com> References: <20250506091534.42117-7-gmonaco@redhat.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable X-Scanned-By: MIMEDefang 3.0 on 10.30.177.17 Content-Type: text/plain; charset="utf-8" The function calls the workqueue_unbound_exclude_cpumask function when there's a change in isolated CPUs. The function can be used for other subsystems requiring updated when isolated CPUs change. Generalise the name to update_exclusion_cpumasks to prepare for other functions unrelated to workqueues to be called in that spot. Signed-off-by: Gabriele Monaco --- kernel/cgroup/cpuset.c | 12 ++++++------ 1 file changed, 6 insertions(+), 6 deletions(-) diff --git a/kernel/cgroup/cpuset.c b/kernel/cgroup/cpuset.c index 306b60430091..95316d39c282 100644 --- a/kernel/cgroup/cpuset.c +++ b/kernel/cgroup/cpuset.c @@ -1323,7 +1323,7 @@ static bool partition_xcpus_del(int old_prs, struct c= puset *parent, return isolcpus_updated; } =20 -static void update_unbound_workqueue_cpumask(bool isolcpus_updated) +static void update_exclusion_cpumasks(bool isolcpus_updated) { int ret; =20 @@ -1454,7 +1454,7 @@ static int remote_partition_enable(struct cpuset *cs,= int new_prs, list_add(&cs->remote_sibling, &remote_children); cpumask_copy(cs->effective_xcpus, tmp->new_cpus); spin_unlock_irq(&callback_lock); - update_unbound_workqueue_cpumask(isolcpus_updated); + update_exclusion_cpumasks(isolcpus_updated); cpuset_force_rebuild(); cs->prs_err =3D 0; =20 @@ -1495,7 +1495,7 @@ static void remote_partition_disable(struct cpuset *c= s, struct tmpmasks *tmp) compute_effective_exclusive_cpumask(cs, NULL, NULL); reset_partition_data(cs); spin_unlock_irq(&callback_lock); - update_unbound_workqueue_cpumask(isolcpus_updated); + update_exclusion_cpumasks(isolcpus_updated); cpuset_force_rebuild(); =20 /* @@ -1563,7 +1563,7 @@ static void remote_cpus_update(struct cpuset *cs, str= uct cpumask *xcpus, if (xcpus) cpumask_copy(cs->exclusive_cpus, xcpus); spin_unlock_irq(&callback_lock); - update_unbound_workqueue_cpumask(isolcpus_updated); + update_exclusion_cpumasks(isolcpus_updated); if (adding || deleting) cpuset_force_rebuild(); =20 @@ -1906,7 +1906,7 @@ static int update_parent_effective_cpumask(struct cpu= set *cs, int cmd, WARN_ON_ONCE(parent->nr_subparts < 0); } spin_unlock_irq(&callback_lock); - update_unbound_workqueue_cpumask(isolcpus_updated); + update_exclusion_cpumasks(isolcpus_updated); =20 if ((old_prs !=3D new_prs) && (cmd =3D=3D partcmd_update)) update_partition_exclusive_flag(cs, new_prs); @@ -2931,7 +2931,7 @@ static int update_prstate(struct cpuset *cs, int new_= prs) else if (isolcpus_updated) isolated_cpus_update(old_prs, new_prs, cs->effective_xcpus); spin_unlock_irq(&callback_lock); - update_unbound_workqueue_cpumask(isolcpus_updated); + update_exclusion_cpumasks(isolcpus_updated); =20 /* Force update if switching back to member & update effective_xcpus */ update_cpumasks_hier(cs, &tmpmask, !new_prs); --=20 2.49.0