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 04666C433FE for ; Tue, 23 Nov 2021 17:25:43 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S239364AbhKWR2u (ORCPT ); Tue, 23 Nov 2021 12:28:50 -0500 Received: from us-smtp-delivery-124.mimecast.com ([170.10.133.124]:33589 "EHLO us-smtp-delivery-124.mimecast.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S234416AbhKWR2t (ORCPT ); Tue, 23 Nov 2021 12:28:49 -0500 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1637688340; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: in-reply-to:in-reply-to:references:references; bh=ygX9stNObBwTwa4yUUs6NE8vyjejsSHuXhBtzRR0RVw=; b=IFoM3vTOdVYGSVH5bwQWT4b+JFQhBfZlAbEgUtBK2R4DTz9A8ASzIoPCf8EDoCtSvkoScw mvAqelllmx3dMWGiwCOY+sdrhpouFUn5BPA1Hu/ORUNe1I8Qi3cZuNRGy4Mn/VIDEp3vcH mhRuNXU4Fj7mHzVdnZKmjJ3B3ZngEPk= Received: from mail-wm1-f72.google.com (mail-wm1-f72.google.com [209.85.128.72]) by relay.mimecast.com with ESMTP with STARTTLS (version=TLSv1.2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id us-mta-494-OZHL6TVyM2mo0EgTzaP-YQ-1; Tue, 23 Nov 2021 12:25:39 -0500 X-MC-Unique: OZHL6TVyM2mo0EgTzaP-YQ-1 Received: by mail-wm1-f72.google.com with SMTP id l6-20020a05600c4f0600b0033321934a39so1873403wmq.9 for ; Tue, 23 Nov 2021 09:25:39 -0800 (PST) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:date:from:to:cc:subject:message-id:references :mime-version:content-disposition:in-reply-to; bh=ygX9stNObBwTwa4yUUs6NE8vyjejsSHuXhBtzRR0RVw=; b=gQYDZZ28SIxHks8h+jqLH4bDI8k1fNptDCkk9ydDnW/HrXl3AvMqqV0JR6jnMdnf1U XmFrhVoN/dBqg3To/g7c/tWTsc8bklG8S76bMG944KPL8ZH+73SnYSOiEfy4SfayUl6d sRS30pZq0u/niH2aWNoj5EfH0amm4Mi9GPQYXIweZR1MWBgYMQaMzJtG+XOO9IUv5FkY ecU4WsyMQYUD0CopvGNxQH3eanphdpG6wZMk6eYfV3MyC+RO0NWTZu4d69q8QPZfCOFs dBjPW/iFytLnylezxLdqxH5exnLasISM1rLjRm+QQv0Zh3V649IhlyFM6gBV1sEtGyjd iSjw== X-Gm-Message-State: AOAM531vFm9I/rKKnzzJOxZt32HUGItcE4XaLuQIvTPrX0EHpSd7wU4Z nPhmLZgAoAkGhnEcUveNUMhJTvte0V+y3c5Ro3gZCNXd78vXsid2SqV+vp5KYtamslQCCdvoZGf sgtz/eQ7ibb7ZuGNmqOlHAiJU X-Received: by 2002:adf:f708:: with SMTP id r8mr9172767wrp.198.1637688337088; Tue, 23 Nov 2021 09:25:37 -0800 (PST) X-Google-Smtp-Source: ABdhPJysPEMbhEoCEjBU+0lOVwkGDJAd1JCc2Oie62LzmXyvWxSm0wdinZHG7f/zAbM739fUr3LvyA== X-Received: by 2002:adf:f708:: with SMTP id r8mr9172716wrp.198.1637688336836; Tue, 23 Nov 2021 09:25:36 -0800 (PST) Received: from localhost.localdomain ([2a00:23c6:4a17:4f01:3a16:ae0:112c:ba92]) by smtp.gmail.com with ESMTPSA id h3sm11524486wrv.69.2021.11.23.09.25.36 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 23 Nov 2021 09:25:36 -0800 (PST) Date: Tue, 23 Nov 2021 17:25:34 +0000 From: Juri Lelli To: Frederic Weisbecker Cc: "Paul E . McKenney" , LKML , Uladzislau Rezki , Neeraj Upadhyay , Boqun Feng , Josh Triplett , Joel Fernandes , rcu@vger.kernel.org Subject: Re: [PATCH 0/6] rcu/nocb: Last prep work before cpuset interface v2 Message-ID: <20211123172534.iaaagfa4eygfsjew@localhost.localdomain> References: <20211123003708.468409-1-frederic@kernel.org> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20211123003708.468409-1-frederic@kernel.org> Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Hi, On 23/11/21 01:37, Frederic Weisbecker wrote: > Changes since v1 after Paul's reviews: > > * Clarify why the DEL vs ADD possible race on rdp group list is ok [1/6] > * Update kernel parameters documentation [5/6] > * Only create rcuo[sp] kthreads for CPUs that have ever come online [4/6] > * Consider nohz_full= on changelogs > > git://git.kernel.org/pub/scm/linux/kernel/git/frederic/linux-dynticks.git > rcu/nocb > > HEAD: da51363e5ddf54d6ce9c2cfbab946f8914519290 I run this on RT. It survived rcutorture on different kernel cmdline configurations and creation of rcuox/N kthreads seemed sane. :) FWIW, feel free to add Tested-by: Juri Lelli Thanks for working on this! Best, Juri