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 D645AC433F5 for ; Thu, 25 Nov 2021 00:40:14 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1344891AbhKYAnV (ORCPT ); Wed, 24 Nov 2021 19:43:21 -0500 Received: from mail.kernel.org ([198.145.29.99]:49146 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S245036AbhKYAlJ (ORCPT ); Wed, 24 Nov 2021 19:41:09 -0500 Received: by mail.kernel.org (Postfix) with ESMTPSA id B831E610A6; Thu, 25 Nov 2021 00:37:58 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1637800678; bh=yb7KDOQ3YzIOX2isILQhopFv8tMuMQWusc7b2eO2ZZs=; h=Date:From:To:Cc:Subject:Reply-To:References:In-Reply-To:From; b=RTgKVblr2qhdEdFLs8D8JutZVecuB/2+enrWyOTi9khoabop/NWRJgALH5yDSUpnK zw6jvDUtrLkxvuyhX0f32Nv2ZD31i6oJHienD961deIAnNr631kaXG6De7Z4ZSV/l+ V+Wh1ke+Cxr7ElnvQZeVjl37Pes61qvkidlduY9o6CA+84xpDVFYT/qNAZytdq6A/B k1lgPJ7HoZIReZty4R3z6olGdC9H/a7QfNhakv9DfCClwz4D9xM6XIJIpjdRvPxvCl fnk58EeZtP2IHvLQDH7gzPh3ROx82G66dp+7LGxI59PXKMUAy9sAZaJmwE4Ti9kKZR G4XmAXipPVbCQ== Received: by paulmck-ThinkPad-P17-Gen-1.home (Postfix, from userid 1000) id 813CD5C0A31; Wed, 24 Nov 2021 16:37:58 -0800 (PST) Date: Wed, 24 Nov 2021 16:37:58 -0800 From: "Paul E. McKenney" To: Juri Lelli Cc: Frederic Weisbecker , LKML , Uladzislau Rezki , Neeraj Upadhyay , Boqun Feng , Josh Triplett , Joel Fernandes , rcu@vger.kernel.org Subject: Re: [PATCH 4/6] rcu/nocb: Create kthreads on all CPUs if "rcu_nocb=" or "nohz_full=" are passed Message-ID: <20211125003758.GU641268@paulmck-ThinkPad-P17-Gen-1> Reply-To: paulmck@kernel.org References: <20211123003708.468409-1-frederic@kernel.org> <20211123003708.468409-5-frederic@kernel.org> <20211123172814.4rev7z45onxvjmy4@localhost.localdomain> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20211123172814.4rev7z45onxvjmy4@localhost.localdomain> Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Tue, Nov 23, 2021 at 05:28:14PM +0000, Juri Lelli wrote: > Hi, > > On 23/11/21 01:37, Frederic Weisbecker wrote: > > In order to be able to (de-)offload any CPU using cpuset in the future, > > create a NOCB kthread for all possible CPUs. For now this is done only > > as long as the "rcu_nocb=" or "nohz_full=" kernel parameters are passed > > Super nitpick! In subject and above sentence, "rcu_nocb=" is actually > "rcu_nocbs=", isn't it? > > Feel free to ignore the noise, of course. :) What is life without a little noise? ;-) I fixed this, and thank you for spotting it. Thanx, Paul