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 X-Spam-Level: X-Spam-Status: No, score=-0.9 required=3.0 tests=DKIM_SIGNED,DKIM_VALID, DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_PASS, URIBL_BLOCKED autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 98431C43141 for ; Thu, 21 Jun 2018 00:25:49 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 5526C20875 for ; Thu, 21 Jun 2018 00:25:49 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (1024-bit key) header.d=joelfernandes.org header.i=@joelfernandes.org header.b="espy/a5c" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 5526C20875 Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=joelfernandes.org Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S932856AbeFUAZr (ORCPT ); Wed, 20 Jun 2018 20:25:47 -0400 Received: from mail-pg0-f66.google.com ([74.125.83.66]:39024 "EHLO mail-pg0-f66.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753906AbeFUAZa (ORCPT ); Wed, 20 Jun 2018 20:25:30 -0400 Received: by mail-pg0-f66.google.com with SMTP id w12-v6so557115pgc.6 for ; Wed, 20 Jun 2018 17:25:30 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=joelfernandes.org; s=google; h=date:from:to:cc:subject:message-id:references:mime-version :content-disposition:in-reply-to:user-agent; bh=anwE8MLr/z0p9+77NosJbUaM6khG49rw9iD0EFfeq0o=; b=espy/a5cl+UMrQPjNzgSIPMIYtRPf3FX4Ne/W9GeEmRSPq5qBBsm6soJf+pqhGiY4C RaXnKfuo/ZkHMLg6UNcz7pUmB0uWvCYFQA8tWGpzP35sMSa6hyNkE7hF9L+fcWnJCGUm 6pYv3uLiJMaoKzbO1TtKQdVb+Kq6BHPpdnVl0= X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:date:from:to:cc:subject:message-id:references :mime-version:content-disposition:in-reply-to:user-agent; bh=anwE8MLr/z0p9+77NosJbUaM6khG49rw9iD0EFfeq0o=; b=DEOmlE8foj6xZ+DFKIL/n5qpfNTfJ3A4YYhC/a+WZT1mZaKL1E7AAM82OXOPY2kIr1 ECQ9kz1N7j30oYGFdvLgyWTJRUhhgXtymq9i6gUjr/cNVFSdHFXsYw6DmZpYgVEWHi/k ja8/f2Kty908evciWPBgprRLnDnGVrYTrRTBUyjw4BP4VKD1XvGclHT5SMnEjZ6fHMls TcZ9hO04EtFJCU5O41L9ettkhVYZFi1T5LMAxU+BSW/AVMIKxKD8KbLk5o+zb+ntIN7b ej0TteBYdmexu6GmW/Z3Xzup1RmIdXIAxB4TLwWYncauNWgiOre1RRc6bQX0T/i1xKu8 29Gg== X-Gm-Message-State: APt69E136Sqy7+RRN6kguCrY8AZO2RXCdWdNE6DGS1qUmi5FZzaDD/qv Jy/Fd6ju0qVtG3mCD7fCPTnQybzrCKY= X-Google-Smtp-Source: ADUXVKLhyektPH4G4gtaPoBywCMG1Ntp3wEX7ZEj6Q/WqXMrao9dMmZD5S9pqijQdrzikw3IDo79Yw== X-Received: by 2002:a63:a401:: with SMTP id c1-v6mr4331782pgf.147.1529540729983; Wed, 20 Jun 2018 17:25:29 -0700 (PDT) Received: from localhost ([2620:0:1000:1600:3122:ea9c:d178:eb]) by smtp.gmail.com with ESMTPSA id z82-v6sm6778153pfk.30.2018.06.20.17.25.29 (version=TLS1_2 cipher=ECDHE-RSA-CHACHA20-POLY1305 bits=256/256); Wed, 20 Jun 2018 17:25:29 -0700 (PDT) Date: Wed, 20 Jun 2018 17:25:29 -0700 From: Joel Fernandes To: "Paul E. McKenney" Cc: linux-kernel@vger.kernel.org, kernel-team@android.com, Byungchul Park , Josh Triplett , Lai Jiangshan , Mathieu Desnoyers , peterz@infradead.org, Steven Rostedt Subject: Re: [PATCH v2 1/3] rcu: Assign higher prio to RCU threads if rcutorture is built-in Message-ID: <20180621002529.GA201296@joelaf.mtv.corp.google.com> References: <20180619221419.41340-1-joel@joelfernandes.org> <20180620171041.GY3593@linux.vnet.ibm.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20180620171041.GY3593@linux.vnet.ibm.com> User-Agent: Mutt/1.9.2 (2017-12-15) Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Wed, Jun 20, 2018 at 10:10:41AM -0700, Paul E. McKenney wrote: > On Tue, Jun 19, 2018 at 03:14:17PM -0700, Joel Fernandes wrote: > > From: "Joel Fernandes (Google)" > > > > rcutorture boost tests fail even with CONFIG_RCU_BOOST set because > > rcutorture's threads are equal priority to the default RCU kthreads (RT > > class with priority of 1). > > > > This patch checks if RCU torture is built into the kernel and if so, > > assigns a higher priority to the RCU threads. With this the rcutorture > > boost tests pass. > > > > Signed-off-by: Joel Fernandes (Google) > > I queued all three for testing and further review. I reworked the commit > logs a bit and also pulled the error string onto one line to make it > easier on people grepping for the message. Please let me know if I > messed anything up. I double checked it and it looks good to me, thanks Paul! Regards, - Joel