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=-2.3 required=3.0 tests=DKIM_INVALID,DKIM_SIGNED, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_PASS,USER_AGENT_MUTT 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 0F2CFC43381 for ; Thu, 21 Mar 2019 17:59:40 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id D224A218A2 for ; Thu, 21 Mar 2019 17:59:39 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=fail reason="signature verification failed" (2048-bit key) header.d=infradead.org header.i=@infradead.org header.b="sh7bfqSH" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728157AbfCUR7j (ORCPT ); Thu, 21 Mar 2019 13:59:39 -0400 Received: from merlin.infradead.org ([205.233.59.134]:37822 "EHLO merlin.infradead.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1725985AbfCUR7j (ORCPT ); Thu, 21 Mar 2019 13:59:39 -0400 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=infradead.org; s=merlin.20170209; h=In-Reply-To:Content-Type:MIME-Version: References:Message-ID:Subject:Cc:To:From:Date:Sender:Reply-To: Content-Transfer-Encoding:Content-ID:Content-Description:Resent-Date: Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Id: List-Help:List-Unsubscribe:List-Subscribe:List-Post:List-Owner:List-Archive; bh=rjIIWiz5Bo0fTLzrBx6G7rvlX1W0eGKhdzQc9t/F+ig=; b=sh7bfqSHO9C4sGVQwjURM3Dui gv/MpejRbMNM9QQ7vXi/nVmazvsmQ6IfT2CK8t3WQW1LJjdrBVpbVybw1lZadQ6tCZCRtztTBwFA5 WDuLHn0n9d0FBcv5jC09XrserOQ9PO8LWlyjdZXIScoiAGhfwmmZzS2+/Qr89FiT61k72vpn4n1zh QNQp5wMGGajVGriTur6XEpT4PBGKgNjBGnkK/pnJbElg+FacMUOQT/fXnpdRemBMieKcL9r9L1GR3 BYnPfU4uJyasDehFEv5gY2iRYgftFq9q7n52H0AAFG897+X24sxSl8j/dpBquywoaI61bSfG5yWgr tULCb9pxw==; Received: from j217100.upc-j.chello.nl ([24.132.217.100] helo=hirez.programming.kicks-ass.net) by merlin.infradead.org with esmtpsa (Exim 4.90_1 #2 (Red Hat Linux)) id 1h71xq-0001Rk-Gf; Thu, 21 Mar 2019 17:58:50 +0000 Received: by hirez.programming.kicks-ass.net (Postfix, from userid 1000) id F1DF2203CBE1E; Thu, 21 Mar 2019 18:58:47 +0100 (CET) Date: Thu, 21 Mar 2019 18:58:47 +0100 From: Peter Zijlstra To: "Joel Fernandes (Google)" Cc: linux-kernel@vger.kernel.org, Ingo Molnar , Josh Triplett , keescook@chromium.org, kernel-hardening@lists.openwall.com, kernel-team@android.com, Lai Jiangshan , Luc Van Oostenryck , Mathieu Desnoyers , Morten Rasmussen , "Paul E. McKenney" , rcu@vger.kernel.org, Steven Rostedt Subject: Re: [PATCH v2 0/4] RCU fixes for rcu_assign_pointer() usage Message-ID: <20190321175847.GP6058@hirez.programming.kicks-ass.net> References: <20190321003426.160260-1-joel@joelfernandes.org> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20190321003426.160260-1-joel@joelfernandes.org> User-Agent: Mutt/1.10.1 (2018-07-13) Sender: rcu-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: rcu@vger.kernel.org On Wed, Mar 20, 2019 at 08:34:22PM -0400, Joel Fernandes (Google) wrote: > This is just a resend with scheduler patches split from the driver fixes and > Paul's Reviewed-by(s) added. > > These patches fix various sparse errors ccaused as a result of the recent check > to add rcu_check_sparse() to rcu_assign_pointer(). The errors are due to > missing annotations. The annotations added in the series can also help avoid > future incorrect usages and bugs so it is a good idea to do in any case. > > RFC v1 -> Patch v2: > Made changes based on Peter Zijlstra review. > > Joel Fernandes (Google) (4): > sched/cpufreq: Annotate cpufreq_update_util_data pointer with __rcu > sched_domain: Annotate RCU pointers properly > rcuwait: Annotate task_struct with __rcu > sched: Annotate perf_domain pointer with __rcu > > include/linux/rcuwait.h | 2 +- > include/linux/sched/topology.h | 4 ++-- > kernel/sched/cpufreq.c | 2 +- > kernel/sched/sched.h | 18 +++++++++--------- > kernel/sched/topology.c | 10 +++++----- > 5 files changed, 18 insertions(+), 18 deletions(-) Thanks Joel