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 Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 7D665C43217 for ; Sat, 12 Nov 2022 22:21:22 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S235181AbiKLWVU (ORCPT ); Sat, 12 Nov 2022 17:21:20 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:40296 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S235139AbiKLWVN (ORCPT ); Sat, 12 Nov 2022 17:21:13 -0500 Received: from us-smtp-delivery-124.mimecast.com (us-smtp-delivery-124.mimecast.com [170.10.133.124]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 65CB2B1DF for ; Sat, 12 Nov 2022 14:20:14 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1668291613; 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=hPqQ7pS391n2tdE33js5OayByAWbyhFUU/9GmPjNmvs=; b=TOav40LxkxNNwVgCQET5wLfqJ+wWUpw8YGCoqRyFbW/7L1ZDZTMw0QbNUGDbJXAq7pKnlg I0tcr/sXxxQBgk/z/iCLHCohuOf+l06xY6d4OaTpS4yNZyy4le1JQ4cVbjXtmGWTghYIOy G2M72YLr7b/gsNvXyRrBs4X7/02+Zqo= Received: from mimecast-mx02.redhat.com (mimecast-mx02.redhat.com [66.187.233.88]) by relay.mimecast.com with ESMTP with STARTTLS (version=TLSv1.2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id us-mta-342-h7gYLtUcNRy4cGvi6gEDzQ-1; Sat, 12 Nov 2022 17:20:09 -0500 X-MC-Unique: h7gYLtUcNRy4cGvi6gEDzQ-1 Received: from smtp.corp.redhat.com (int-mx08.intmail.prod.int.rdu2.redhat.com [10.11.54.8]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mimecast-mx02.redhat.com (Postfix) with ESMTPS id 9409085A583; Sat, 12 Nov 2022 22:20:08 +0000 (UTC) Received: from llong.com (unknown [10.22.8.110]) by smtp.corp.redhat.com (Postfix) with ESMTP id DF75DC15BA4; Sat, 12 Nov 2022 22:20:07 +0000 (UTC) From: Waiman Long To: Tejun Heo , Zefan Li , Johannes Weiner Cc: cgroups@vger.kernel.org, linux-kernel@vger.kernel.org, Sebastian Andrzej Siewior , Waiman Long Subject: [PATCH 0/2] cgroup/cpuset: v2 optimization Date: Sat, 12 Nov 2022 17:19:37 -0500 Message-Id: <20221112221939.1272764-1-longman@redhat.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Scanned-By: MIMEDefang 3.1 on 10.11.54.8 Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org This patchset contains 2 patches to optimize out unneeded works when running on a cgroup v2 environment. Waiman Long (2): cgroup/cpuset: Skip spread flags update on v2 cgroup/cpuset: Optimize cpuset_attach() on v2 kernel/cgroup/cpuset.c | 36 +++++++++++++++++++++++++++++++----- 1 file changed, 31 insertions(+), 5 deletions(-) -- 2.31.1