From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from us-smtp-delivery-124.mimecast.com (us-smtp-delivery-124.mimecast.com [170.10.129.124]) (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 A2B5819F127 for ; Mon, 3 Nov 2025 01:34:46 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=170.10.129.124 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1762133688; cv=none; b=f1nE09RcToBcCKl7CaXb4mWjbf4oLx8c1p3roJRGTz76V5CkpwRQVhv+1vPuMN83kFBt7U1RYVY6C7uO2HITG7LZM0Y+I3w5eq7LSes8C8qD/lVwu7yt/+DZ3ip2s202Ld0kKyYp0NlZPu2I+XkxBpiYLwDPc3jlV5d1nqLmZfc= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1762133688; c=relaxed/simple; bh=ftMbpL6j/uQsNO3O6mNfkO4ZVF4ndgDgaVSJY8PJAk8=; h=From:To:Cc:Subject:Date:Message-ID:MIME-Version; b=VgWqZ71T3gVO8A27oxyCl55tbtEDdXn9HJDJmHVtY39AQ3ijYvvl4pf22BuEOV0JLp9PIKVYDaFQ3h3f8LYDA4l6+32rxCtaz0ZpNJubHdTKKQHdqAHbGqY70RHChMhUt4A5OYkorM0S4UReg44nr2YYc1o5WbnkLIXyqfEV/Hg= 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=e5jdEu7Y; arc=none smtp.client-ip=170.10.129.124 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="e5jdEu7Y" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1762133685; 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; bh=lfUe6keLvgZWmVlJAkKYXrc9NNITdmhd/cHUPUOe4OU=; b=e5jdEu7Y4tL8tDhscr3STQ+yM3U4Z7iZXV6o+wpoua14qUg2XLHk8MaSI5fHWLM6lhM1AY p8G7tXskYO8ZifMaAbWTi14jvrCpOvHyPxy6VmR7iuEkzNBeRwqfA9Y81z0vJ+3qcdkZQI NLv633u8aOTvWtNAoJJW6SGIyC8FPUk= Received: from mx-prod-mc-01.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-523-GrnURyw5OYSREck9qxKEXQ-1; Sun, 02 Nov 2025 20:34:42 -0500 X-MC-Unique: GrnURyw5OYSREck9qxKEXQ-1 X-Mimecast-MFC-AGG-ID: GrnURyw5OYSREck9qxKEXQ_1762133681 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-01.mail-002.prod.us-west-2.aws.redhat.com (Postfix) with ESMTPS id BDE851956094; Mon, 3 Nov 2025 01:34:40 +0000 (UTC) Received: from llong-thinkpadp16vgen1.westford.csb (unknown [10.22.88.7]) by mx-prod-int-05.mail-002.prod.us-west-2.aws.redhat.com (Postfix) with ESMTP id 5A7A21956056; Mon, 3 Nov 2025 01:34:38 +0000 (UTC) From: Waiman Long To: Tejun Heo , Johannes Weiner , =?UTF-8?q?Michal=20Koutn=C3=BD?= Cc: cgroups@vger.kernel.org, linux-kernel@vger.kernel.org, Chen Ridong , Gabriele Monaco , Frederic Weisbecker , Waiman Long Subject: [cgroup/for-6.19 PATCH 0/3] cgroup/cpuset: Additional housekeeping check & cleanup Date: Sun, 2 Nov 2025 20:34:08 -0500 Message-ID: <20251103013411.239610-1-longman@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: 8bit X-Scanned-By: MIMEDefang 3.0 on 10.30.177.17 The first two patches are based on the two cpuset patches from the "timers: Exclude isolated cpus from timer migration" patch series [1] with some minor modifications. They add additional nohz_full housekeeping mask check to ensure that there is at least one common housekeeping CPU that is not domain and nohz_full isolated. The last patch is another cleanup patch to simplify the current partition code. [1] https://lore.kernel.org/lkml/20251020112802.102451-1-gmonaco@redhat.com/ Gabriele Monaco (2): cgroup/cpuset: Rename update_unbound_workqueue_cpumask() to update_isolation_cpumasks() cgroup/cpuset: Fail if isolated and nohz_full don't leave any housekeeping Waiman Long (1): cgroup/cpuset: Globally track isolated_cpus update kernel/cgroup/cpuset.c | 139 +++++++++++++++++++++++++++++------------ 1 file changed, 100 insertions(+), 39 deletions(-) -- 2.51.1