From patchwork Tue Jun 4 22:34:56 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: "Paul E. McKenney" X-Patchwork-Id: 13685939 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 3507528DC7; Tue, 4 Jun 2024 22:34:57 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1717540497; cv=none; b=REXxAbli1p+XtDfnWqhp5oXwTsOsfkFLHIuvRBd8ueRHhWq/tp3IIHiw2g2yTyEYlGIc91Jq7xxMojNhzW4caPaNuXxFtCfuBJzybiPonq7gU0TcyaBpq5rIed4n+vjycNjeSA+sMe8QK7EUVxAHTB9MwllFxUzJelXpS459vy0= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1717540497; c=relaxed/simple; bh=8nlsMakZOD41byG7zmL3ZeTqvoduyu8PHT5Tek+AnS4=; h=Date:From:To:Cc:Subject:Message-ID:MIME-Version:Content-Type: Content-Disposition; b=KoU7DyhE4x2ZSAFV0xek4y2S7fYsjBWqbdMblVNL2mI+QHLeU5AgBtj3tsxhuJkesfqLjCKXMhU36jjZQXwDiZIY/9mIUqSpMnaND4HsQhsuWgH5jN1QOENGSKCv8kHTp1W+Wp+QHMxAWiPl5CIMUvqcuf+ztyvfAQg1Fh3IBdU= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=fF4cU6OF; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="fF4cU6OF" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 0A96AC2BBFC; Tue, 4 Jun 2024 22:34:57 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1717540497; bh=8nlsMakZOD41byG7zmL3ZeTqvoduyu8PHT5Tek+AnS4=; h=Date:From:To:Cc:Subject:Reply-To:From; b=fF4cU6OFuKUyTt5UBJt3jIOxHc0tbsn41XmgUxe85LV3w6+tk+3pCzzkxwnKaeMTF Xhv5BT1S6gZas1c3Y0wQJTe42K3F7e9agKdpE6mJ1JrRX+G/YogJq1Gg/y60wYLvHw OgtDoz8Xqa0343np3jTqAf0UZKPPzXq2Uj3HhVQVnGg8chPBfAHhKuedRPE20Jm7sP e10YtYC2VXaiJYUUYA+gMTn9QcvLXyZN/apWQCooKuL77fJCm7LoqoWhZEEb09LKYu PiIZWYGAVgHH5M9144Hi3ohDvNeQqX67MyNWuBpB5RiZlfNKXUne5vuENHFoilkErW NAvgGYQJLRhJQ== Received: by paulmck-ThinkPad-P17-Gen-1.home (Postfix, from userid 1000) id 9434ACE3ED6; Tue, 4 Jun 2024 15:34:56 -0700 (PDT) Date: Tue, 4 Jun 2024 15:34:56 -0700 From: "Paul E. McKenney" To: rcu@vger.kernel.org Cc: linux-kernel@vger.kernel.org, kernel-team@meta.com, rostedt@goodmis.org Subject: [PATCH rcu 0/2] RCU Tasks updates for v6.11 Message-ID: Reply-To: paulmck@kernel.org Precedence: bulk X-Mailing-List: rcu@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Disposition: inline Hello! This series provides fixes for RCU Tasks: 1. Revert "rcu-tasks: Fix synchronize_rcu_tasks() VS zap_pid_ns_processes()", courtesy of Frederic Weisbecker. 2. Fix stale task snaphot for Tasks Trace, courtesy of Frederic Weisbecker. Thanx, Paul ------------------------------------------------------------------------ b/include/linux/rcupdate.h | 2 -- b/kernel/pid_namespace.c | 17 ----------------- b/kernel/rcu/tasks.h | 16 +++------------- b/kernel/sched/core.c | 14 +++++++------- kernel/rcu/tasks.h | 10 ++++++++++ 5 files changed, 20 insertions(+), 39 deletions(-)