From patchwork Wed Oct 19 22:46:52 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: "Paul E. McKenney" X-Patchwork-Id: 13012444 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 97313C433FE for ; Wed, 19 Oct 2022 22:47:03 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S230176AbiJSWrC (ORCPT ); Wed, 19 Oct 2022 18:47:02 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:36164 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S230407AbiJSWq6 (ORCPT ); Wed, 19 Oct 2022 18:46:58 -0400 Received: from ams.source.kernel.org (ams.source.kernel.org [145.40.68.75]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 0D4A5189C3A; Wed, 19 Oct 2022 15:46:55 -0700 (PDT) Received: from smtp.kernel.org (relay.kernel.org [52.25.139.140]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by ams.source.kernel.org (Postfix) with ESMTPS id B6773B82565; Wed, 19 Oct 2022 22:46:53 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 75A66C433D6; Wed, 19 Oct 2022 22:46:52 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1666219612; bh=ZG4aSPWT39VnE1RWNNPIrbbBQn09pN7NZIq4jagKU90=; h=Date:From:To:Cc:Subject:Reply-To:From; b=h1f+ch+h9OpSbbYc1ykW9MUsKtRnc6c/wrC6nCucP/IGLQ/ImLqGllecH4Na5f1Qw PEaZTxJX/e/fur6OXD6jETgFPIGQ5prsPG4uuONZvfnyx1tKEAMnJvDL79vi90lsv3 KKDD0DYi2YRHERzEP0+YLjtke97lQWYBO5mNWmx3So0z1NdFXUU1DvuFyy6fo2HskC hzsy4B7Vs65CxsLollVWB4ObuhU4jZ0BUc1vk6pHpcD/X/hFTECfqOluZ9QyfPgT8v 79Z4Of3jqQCWFbZJ3dPv2np4KNWD9PX7Rcm0t3u9QND9WZQ0JXzCvsl43HQgMumTaV FByHHw0VPHV+Q== Received: by paulmck-ThinkPad-P17-Gen-1.home (Postfix, from userid 1000) id 234915C06B4; Wed, 19 Oct 2022 15:46:52 -0700 (PDT) Date: Wed, 19 Oct 2022 15:46:52 -0700 From: "Paul E. McKenney" To: rcu@vger.kernel.org Cc: linux-kernel@vger.kernel.org, kernel-team@fb.com, rostedt@goodmis.org Subject: [PATCH rcu 0/8] Miscellaneous fixes for v6.2 Message-ID: <20221019224652.GA2499358@paulmck-ThinkPad-P17-Gen-1> Reply-To: paulmck@kernel.org MIME-Version: 1.0 Content-Disposition: inline Precedence: bulk List-ID: X-Mailing-List: rcu@vger.kernel.org Hello! This series contains miscellaneous fixes: 1. Remove duplicate RCU exp QS report from rcu_report_dead(), courtesy of Zqiang. 2. Synchronize ->qsmaskinitnext in rcu_boost_kthread_setaffinity(), courtesy of Pingfan Liu. 3. Remove unused 'cpu' in rcu_virt_note_context_switch(), courtesy of Zeng Heng. 4. Use READ_ONCE() for lockless read of rnp->qsmask, courtesy of "Joel Fernandes (Google)". 5. Explain why SLAB_DESTROY_BY_RCU reference before locking. 6. Remove rcu_is_idle_cpu(), courtesy of Yipeng Zou. 7. rcu-tasks: Make grace-period-age message human-readable. 8. Fix __this_cpu_read() lockdep warning in rcu_force_quiescent_state(), courtesy of Zqiang. Thanx, Paul ------------------------------------------------------------------------ b/include/linux/kvm_host.h | 2 +- b/include/linux/rcutiny.h | 2 +- b/include/linux/rcutree.h | 2 +- b/include/linux/slab.h | 6 ++++++ b/kernel/rcu/tasks.h | 2 +- b/kernel/rcu/tree.c | 2 -- b/kernel/rcu/tree_plugin.h | 5 ++++- include/linux/rcutiny.h | 2 -- include/linux/rcutree.h | 2 -- kernel/rcu/tree.c | 10 ++-------- 10 files changed, 16 insertions(+), 19 deletions(-)