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=-3.1 required=3.0 tests=DKIM_SIGNED,DKIM_VALID, DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_PASS, USER_AGENT_GIT 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 14950C43381 for ; Thu, 21 Mar 2019 00:34:51 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id C88EE2083D for ; Thu, 21 Mar 2019 00:34:50 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (1024-bit key) header.d=joelfernandes.org header.i=@joelfernandes.org header.b="LofPvRi1" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727569AbfCUAeu (ORCPT ); Wed, 20 Mar 2019 20:34:50 -0400 Received: from mail-qt1-f193.google.com ([209.85.160.193]:45081 "EHLO mail-qt1-f193.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726487AbfCUAeu (ORCPT ); Wed, 20 Mar 2019 20:34:50 -0400 Received: by mail-qt1-f193.google.com with SMTP id v20so4801537qtv.12 for ; Wed, 20 Mar 2019 17:34:50 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=joelfernandes.org; s=google; h=from:to:cc:subject:date:message-id:mime-version :content-transfer-encoding; bh=WNxH5hn+1vJ5BZfNhhP2qaREL1mT+cXvzry7emknzXo=; b=LofPvRi1FKvhO8MdnUpMoXtwNj2VpxJhzmLikJCTAC96n8I9zjrUK+YA9mxxKIhPMR BrbNAAdLfHklU02+Odvf4TMRIqyt/4xQKRibsgsXeAp3ZVZl50OY2taDuf5Qb6Rebl4V RXav2V7cSth/x3rk6TAFQq/yKzIdUdjDth9JQ= X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id:mime-version :content-transfer-encoding; bh=WNxH5hn+1vJ5BZfNhhP2qaREL1mT+cXvzry7emknzXo=; b=Yviu5Yn+pN9hZ4y4J15WKjQEVLQ73wIodyjq2Q4DkhDedfnF/RSQQgScVFdIY4jNmQ nqXgqH7Iyxc6pn1/Z1sudwGRSlxHeb4/+ujS0Wn3LEsx1ImQX5zhs3P7BJCSYBGW+SyU j/0qAWGjt/BLtyOTjcfBMSMM8efJOe4U9YFk/CmQLloucAcjhKvq+tqv1PTGsKV0pTMs U/Ae8D1v9bC6f01iXcnIp/SfWhBe9d1niE0fShb87CsXgWhtaCg+XFahIxmd2UyNDjO0 ejz72gRZEQisdAYKfTuTY1CRbV49SfkzJdMdk+SGJTQ94JL0DCXYgU97Ft1wCWswg6c0 3fpQ== X-Gm-Message-State: APjAAAX/qyzfudcM/shJRkzH9WY8lPv4vVjJlcFslCSFHKS1ZIqTpZFW 28++esBOicdl19T/sWUUKex4aQ== X-Google-Smtp-Source: APXvYqw2IZEg0AtQ4SwPf0ZCsNZpyPpyXX7g4iPc87HH3TUictMPSPsYXXOMZzDmuY1YyqR053Z1SQ== X-Received: by 2002:a0c:e58f:: with SMTP id t15mr810027qvm.170.1553128489530; Wed, 20 Mar 2019 17:34:49 -0700 (PDT) Received: from joelaf.cam.corp.google.com ([2620:0:1004:1100:cca9:fccc:8667:9bdc]) by smtp.gmail.com with ESMTPSA id u15sm2908475qth.54.2019.03.20.17.34.47 (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Wed, 20 Mar 2019 17:34:48 -0700 (PDT) From: "Joel Fernandes (Google)" To: linux-kernel@vger.kernel.org Cc: "Joel Fernandes (Google)" , 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" , Peter Zijlstra , rcu@vger.kernel.org, Steven Rostedt Subject: [PATCH v2 0/4] RCU fixes for rcu_assign_pointer() usage Date: Wed, 20 Mar 2019 20:34:22 -0400 Message-Id: <20190321003426.160260-1-joel@joelfernandes.org> X-Mailer: git-send-email 2.21.0.225.g810b269d1ac-goog MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Sender: rcu-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: rcu@vger.kernel.org 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(-) -- 2.21.0.225.g810b269d1ac-goog