From patchwork Wed Mar 5 03:04:55 2025 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Boqun Feng X-Patchwork-Id: 14001882 Received: from mail-qk1-f170.google.com (mail-qk1-f170.google.com [209.85.222.170]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id DA4D7469D; Wed, 5 Mar 2025 03:05:12 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.222.170 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1741143914; cv=none; b=pXEBKxx9raXPA4IBerxej/qZGPVeDFW0JQjE0qgxZYzXpkNc37M2czMzIiUwIFN7I64vFxgmH4FKST+PPZQw3g9hn43MIyVGdprqkcVyR0f/h2UlhL1Np+arbRHq6uBpDp3WcYxluF4VX+Iz8ud+tvxze13mXTMufUntAQxW2b4= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1741143914; c=relaxed/simple; bh=uIzTrgOptV+UJekRK9fZqgVZ4HuhUabXU00kNLk3AQs=; h=From:To:Cc:Subject:Date:Message-ID:MIME-Version:Content-Type; b=X8ZTKJ3OtILmqz9z5Yi6WjB6gR5nwCR3/D1fUSm2pVuoF6WkpjYSqk6uw2EMwlZ1JzRm1VFCNDqihV9/fEtjM0AmhqQb8BUQIrnI5/40PmDeijVr3lIIr7KjgviMREhtfrNZ5jp/CKF8/j8LvSqrWKONOugpOPEJpng6wV3qYSU= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=gmail.com; spf=pass smtp.mailfrom=gmail.com; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b=Ydz45RRq; arc=none smtp.client-ip=209.85.222.170 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=gmail.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=gmail.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b="Ydz45RRq" Received: by mail-qk1-f170.google.com with SMTP id af79cd13be357-7be49f6b331so615689485a.1; Tue, 04 Mar 2025 19:05:12 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20230601; t=1741143912; x=1741748712; darn=vger.kernel.org; h=content-transfer-encoding:mime-version:message-id:date:subject:cc :to:from:feedback-id:from:to:cc:subject:date:message-id:reply-to; bh=TtAhruDk29bBD+n/3w0sFbMJ4Qpp/JAWf4U/2iqtCyo=; b=Ydz45RRqYOLcT7H/sK6vDJjSg0DdQ3L5oNBADSBWHPKC5+vWmDKZYiX4TykSU7kDvD +uquPwyIxQuZ9ZxKCfBL4VeoGIAE54DBn8y73NEHmxJ/lvDG+4C0G61gkFde0coIX0DY Frdgdc0s1C6fUpIwecBKIsAiShhaKdy6jfWPswGvKw95wiGPX5AbL6BaWum/UEgCiaoI ZRWGO01LS6tKOh4UTiGDd5rGDdTNlNpTM4bWgFwVy32QPUq4pTwoSq0pe7gaYbGq7ICn 09URTTDVzdQx8O2GryF9WpQEco4nbK1Pb9gcWOp26QJlLJ/Tzh5KNI9H48/A1sl2hK8K 6D2g== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1741143912; x=1741748712; h=content-transfer-encoding:mime-version:message-id:date:subject:cc :to:from:feedback-id:x-gm-message-state:from:to:cc:subject:date :message-id:reply-to; bh=TtAhruDk29bBD+n/3w0sFbMJ4Qpp/JAWf4U/2iqtCyo=; b=nfJt+lIlRjgK5c2PJx3NzN/2lBWsjpgr/T7OeLv6BOaww/e3sTd1B/Nv6U5kOoVoqq fVO0YH2Nm97EBAZyG8mxREHoEt1xSlHGpURZAtIyt3/6rShwAycFaHJK6CuvPS4EvM60 E3h6OEtNR54asJKYAwiCGTfgCLclxz/kuCmsbw0//zwFPHTWGxKoWkKrDWyDH+jJgH1m CsCIKxg4rS52fML2jawkasCZdqFxuGgibOAFlcJgSh2Eh8GALnoYNcNwLAKGDN7eJb9T zmqW3jZdld2wt6WrnewOOh9PVsUG/wmHHStXFu8Dt5XttrAPTJ8Uv9do581E5kFwPCXz rJRQ== X-Forwarded-Encrypted: i=1; AJvYcCVi3gvcO5My4yzZyLDMpHRruWuRxMqjf4gQlta2ESyCBIt8476iz5gTq4wKP8kXE+DpHd5gvUt4gUO5yaLEgFqc@vger.kernel.org, AJvYcCXGmMUhLKM3U58CfXqiUbjftJKDwroQeBo5gTqWamnuKi4d/+CQdlOcDOeX4H6XDtBf6+Uvr8xD7SD9EQM=@vger.kernel.org X-Gm-Message-State: AOJu0YwenMmcxMlD9DECzO2T0F3BiG2AAvHs2pSeYW6QaexTmU+Idwct UHJAeNJpbvR+ptM9HFk8ZuALkk0dat/1dwKzO8UxgyfJnLo73Vzy X-Gm-Gg: ASbGnctVq6L7jpZI/yxbZguOXVUuKH4FZsYTlOnxXm2QDJNQteeukproSY4+7m2zMQy kluVemb37/+iFFuwD8eqxrDqajIvN5YQPrK4bfiV9TD31PSOQvtsAYig/GeNF088dMiRS6v4xgw iHumOeIUxz7AF1xZzFZfg5KNBGYxzPRoj4ReDeak/CVZK+aMgN9BYXfnHs9k9seixIRfCxx0Id/ NvBpUIILqqwJcBz5YQuwU//oE0HPLI6FQqp1cxI3VipEszck0cKh7MYtR5RSbGpQY0wkAWsXLji O7kk+kX62r3GRwPSVcsfBIG3687eE7tdRo9Ou1dPeJfUQVNiqOzVSWhbesEomjvC5s2EtHNZwTu YfIruHjSz8z9a9Vxmcg9jn1YWLWfljPfBY1w= X-Google-Smtp-Source: AGHT+IHwQLXuLEQr6SIyS0fEOaahuVSMv1SsSL+2Iy9aA+a8PVMQN3EvE91Y8mnyVFrxKHSo2M8kYg== X-Received: by 2002:a05:620a:6190:b0:7c3:c3e1:3200 with SMTP id af79cd13be357-7c3d8e4638amr284054285a.1.1741143911563; Tue, 04 Mar 2025 19:05:11 -0800 (PST) Received: from fauth-a1-smtp.messagingengine.com (fauth-a1-smtp.messagingengine.com. [103.168.172.200]) by smtp.gmail.com with ESMTPSA id af79cd13be357-7c3bfb2a5e3sm331906985a.41.2025.03.04.19.05.10 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 04 Mar 2025 19:05:11 -0800 (PST) Received: from phl-compute-07.internal (phl-compute-07.phl.internal [10.202.2.47]) by mailfauth.phl.internal (Postfix) with ESMTP id 652D8120006A; Tue, 4 Mar 2025 22:05:10 -0500 (EST) Received: from phl-mailfrontend-02 ([10.202.2.163]) by phl-compute-07.internal (MEProxy); Tue, 04 Mar 2025 22:05:10 -0500 X-ME-Sender: X-ME-Received: X-ME-Proxy-Cause: gggruggvucftvghtrhhoucdtuddrgeefvddrtddtgddutdefjeefucetufdoteggodetrf dotffvucfrrhhofhhilhgvmecuhfgrshhtofgrihhlpdggtfgfnhhsuhgsshgtrhhisggv pdfurfetoffkrfgpnffqhgenuceurghilhhouhhtmecufedttdenucesvcftvggtihhpih gvnhhtshculddquddttddmnecujfgurhephffvvefufffkofggtgfgsehtkeertdertdej necuhfhrohhmpeeuohhquhhnucfhvghnghcuoegsohhquhhnrdhfvghnghesghhmrghilh drtghomheqnecuggftrfgrthhtvghrnhepkefggfevuedtuefhgeetveduudffjeejvdej ffettdekgfeujeegvddtuedtfeeknecuffhomhgrihhnpehkvghrnhgvlhdrohhrghenuc evlhhushhtvghrufhiiigvpedtnecurfgrrhgrmhepmhgrihhlfhhrohhmpegsohhquhhn odhmvghsmhhtphgruhhthhhpvghrshhonhgrlhhithihqdeiledvgeehtdeigedqudejje ekheehhedvqdgsohhquhhnrdhfvghngheppehgmhgrihhlrdgtohhmsehfihigmhgvrdhn rghmvgdpnhgspghrtghpthhtohepfeejpdhmohguvgepshhmthhpohhuthdprhgtphhtth hopehrtghusehvghgvrhdrkhgvrhhnvghlrdhorhhgpdhrtghpthhtohepphhmlhgruggv khesshhushgvrdgtohhmpdhrtghpthhtoheprhhoshhtvgguthesghhoohgumhhishdroh hrghdprhgtphhtthhopehjohhhnhdrohhgnhgvshhssehlihhnuhhtrhhonhhigidruggv pdhrtghpthhtohepshgvnhhoiihhrghtshhkhiestghhrhhomhhiuhhmrdhorhhgpdhrtg hpthhtohepphgruhhlmhgtkheskhgvrhhnvghlrdhorhhgpdhrtghpthhtohepfhhrvggu vghrihgtsehkvghrnhgvlhdrohhrghdprhgtphhtthhopehnvggvrhgrjhdruhhprgguhh ihrgihsehkvghrnhgvlhdrohhrghdprhgtphhtthhopehjohgvlhesjhhovghlfhgvrhhn rghnuggvshdrohhrgh X-ME-Proxy: Feedback-ID: iad51458e:Fastmail Received: by mail.messagingengine.com (Postfix) with ESMTPA; Tue, 4 Mar 2025 22:05:08 -0500 (EST) From: Boqun Feng To: rcu@vger.kernel.org Cc: Petr Mladek , Steven Rostedt , John Ogness , Sergey Senozhatsky , "Paul E. McKenney" , Frederic Weisbecker , Neeraj Upadhyay , Joel Fernandes , Josh Triplett , Boqun Feng , Uladzislau Rezki , Mathieu Desnoyers , Lai Jiangshan , Zqiang , Davidlohr Bueso , Shuah Khan , Sebastian Andrzej Siewior , Clark Williams , Masami Hiramatsu , Yuntao Wang , Andrew Morton , Rasmus Villemoes , Guo Weikang , KP Singh , Huang Shijie , Raul E Rangel , Joel Granados , Anna Schumaker , "Martin K. Petersen" , =?utf-8?q?Thomas_Wei?= =?utf-8?q?=C3=9Fschuh?= , zhangguopeng , Thomas Gleixner , "Neeraj Upadhyay (AMD)" , linux-kernel@vger.kernel.org, linux-kselftest@vger.kernel.org, linux-rt-devel@lists.linux.dev Subject: [PATCH rcu 00/10] Miscellaneous RCU changes for v6.15 Date: Tue, 4 Mar 2025 19:04:55 -0800 Message-ID: <20250305030505.94059-1-boqun.feng@gmail.com> X-Mailer: git-send-email 2.48.1 Precedence: bulk X-Mailing-List: linux-kselftest@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Hi, Please find the upcoming miscellaneous RCU changes. The changes can also be found at: git://git.kernel.org/pub/scm/linux/kernel/git/rcu/linux.git misc.2025.03.04a Regards, Boqun Paul E. McKenney (6): rcu: Split rcu_report_exp_cpu_mult() mask parameter and use for tracing rcu: Fix get_state_synchronize_rcu_full() GP-start detection rcu-tasks: Move RCU Tasks self-tests to core_initcall() rcu/nocb: Print segment lengths in show_rcu_nocb_gp_state() context_tracking: Make RCU watch ct_kernel_exit_state() warning Flush console log from kernel_power_off() Uladzislau Rezki (Sony) (3): rcutorture: Allow a negative value for nfakewriters rcu: Update TREE05.boot to test normal synchronize_rcu() rcu: Use _full() API to debug synchronize_rcu() Zilin Guan (1): rcu: Remove READ_ONCE() for rdp->gpwrap access in __note_gp_changes() include/linux/printk.h | 6 ++++ include/linux/rcupdate.h | 6 ---- include/linux/rcupdate_wait.h | 3 ++ init/main.c | 1 - kernel/context_tracking.c | 9 +++--- kernel/printk/printk.c | 4 +-- kernel/rcu/rcu.h | 2 +- kernel/rcu/rcutorture.c | 22 ++++++++++---- kernel/rcu/tasks.h | 5 +++- kernel/rcu/tree.c | 29 +++++++++++-------- kernel/rcu/tree_exp.h | 6 ++-- kernel/rcu/tree_nocb.h | 20 +++++++++---- kernel/reboot.c | 1 + .../rcutorture/configs/rcu/TREE05.boot | 6 ++++ 14 files changed, 78 insertions(+), 42 deletions(-)