Received: by 2002:ac0:a5a6:0:0:0:0:0 with SMTP id m35-v6csp3526081imm; Wed, 5 Sep 2018 01:24:35 -0700 (PDT) X-Google-Smtp-Source: ANB0Vda29cs3WLNp7E/WRfOvaJXrs0UPHpDpwwDZrygCJBVaGPwJdPOfQV3e3+CBi2vBQo9YMCxJ X-Received: by 2002:a17:902:4201:: with SMTP id g1-v6mr38053944pld.203.1536135875804; Wed, 05 Sep 2018 01:24:35 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1536135875; cv=none; d=google.com; s=arc-20160816; b=fyfjd3Bf80RqBmGibKFDbtUyR8yeaCHNel0kcCN4YbpeQ1ufQwjTiLVXj804kYLtGV FPZuMGYnhx2AtJ4tZbRUyXGwjFd8+28ojpTOWoDu3NimWUSJnJ424Hm/GCnTgO/IWW/R Q3it2SYeryg18pXUmhffN/NzauPrW5J5py/BHVfGJUdnEHGWy7CGC/Pw9GF1Ma+vu8yl jS9QdfiV/3BsWl+a7MGF86uUkayDB6X6R0WSs5OLL8rVCOY5JubqUh0wn6mfUlTrqtcI 8bBUDSfp/Uodq7/PlSDxrzYfo+JdACPUJJP3OmCRPbLQRXRWjQ/JpR7dV98x1+K598Gc kghA== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:sender:user-agent:in-reply-to :content-disposition:mime-version:references:message-id:subject:cc :to:from:date; bh=l427990Jm1zzWXafNYJngfZMUmTRGbXH5jGgDx0lkB4=; b=BnxPom6TFB3gRuQFL8wUhyN9TtvDhqK5X8/1N/zD+cn20UuUIpLX2VgnQSjJhRFT8P VsIe+UiW8r3EMKZeKAFpoR2UgVkowXXzTeMD8GxN4un6Xo4pb9wgyITSP/rkiAndh9Rp dsQL0qGGNU868ppfUB+G1EC4egzN6msYjMBahHbXOdxk7Gmpw3G2Ivsy1BpfzE7Ej4D7 l+7DPp09irHGY9g7AtBv/ntUWKSKZSg55ajpRTl4Z0yHXaWwLgkcVxNXKBZ2qUlQVHH0 LUyh89CG9/8MIGbIAurAOv62qe41bgvMn2FjHbhqdwQQ8cYuhhJaSquGdHY0mIl67NBQ evWg== ARC-Authentication-Results: i=1; mx.google.com; spf=pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Return-Path: Received: from vger.kernel.org (vger.kernel.org. [209.132.180.67]) by mx.google.com with ESMTP id b5-v6si1400951pfg.90.2018.09.05.01.24.19; Wed, 05 Sep 2018 01:24:35 -0700 (PDT) Received-SPF: pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) client-ip=209.132.180.67; Authentication-Results: mx.google.com; spf=pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727740AbeIEMwS (ORCPT + 99 others); Wed, 5 Sep 2018 08:52:18 -0400 Received: from mail.skyhub.de ([5.9.137.197]:52042 "EHLO mail.skyhub.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727154AbeIEMwS (ORCPT ); Wed, 5 Sep 2018 08:52:18 -0400 X-Virus-Scanned: Nedap ESD1 at mail.skyhub.de Received: from mail.skyhub.de ([127.0.0.1]) by localhost (blast.alien8.de [127.0.0.1]) (amavisd-new, port 10026) with ESMTP id iEuxfcFKRXc6; Wed, 5 Sep 2018 10:22:55 +0200 (CEST) Received: from zn.tnic (p200300EC2BCBB900329C23FFFEA6A903.dip0.t-ipconnect.de [IPv6:2003:ec:2bcb:b900:329c:23ff:fea6:a903]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.skyhub.de (SuperMail on ZX Spectrum 128k) with ESMTPSA id 4332E1EC0181; Wed, 5 Sep 2018 10:22:55 +0200 (CEST) Date: Wed, 5 Sep 2018 10:22:54 +0200 From: Borislav Petkov To: "Paul E. McKenney" , Steven Rostedt Cc: x86-ml , Peter Zijlstra , lkml , joel@joelfernandes.org Subject: Re: 4.19-rc1: ./include/linux/rcupdate.h:631 rcu_read_lock() used illegally while idle! Message-ID: <20180905082254.GA2237@zn.tnic> References: <20180901173559.GC26871@zn.tnic> <20180901175442.GO4225@linux.vnet.ibm.com> <20180901184531.72ffb792@vmware.local.home> <20180902041639.GQ4225@linux.vnet.ibm.com> <20180904162611.6a120068@gandalf.local.home> <20180904205321.GQ4225@linux.vnet.ibm.com> MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Disposition: inline In-Reply-To: <20180904205321.GQ4225@linux.vnet.ibm.com> User-Agent: Mutt/1.9.5 (2018-04-13) Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Tue, Sep 04, 2018 at 01:53:21PM -0700, Paul E. McKenney wrote: > I must defer to Borislav on this one. Assuming it has the desired > effect, I am good with it. It did survive a bunch of reboots (the WARN would fire after boot finishes, normally) so I guess we can run with it and see how it works out in the next couple of weeks. Thanks guys! -- Regards/Gruss, Boris. Good mailing practices for 400: avoid top-posting and trim the reply.