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 Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id C5D38C433F5 for ; Wed, 16 Mar 2022 14:43:06 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1345083AbiCPOoT (ORCPT ); Wed, 16 Mar 2022 10:44:19 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:50134 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1356572AbiCPOoP (ORCPT ); Wed, 16 Mar 2022 10:44:15 -0400 Received: from dfw.source.kernel.org (dfw.source.kernel.org [IPv6:2604:1380:4641:c500::1]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id CA3D421E12 for ; Wed, 16 Mar 2022 07:43:01 -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 dfw.source.kernel.org (Postfix) with ESMTPS id 6E17E61585 for ; Wed, 16 Mar 2022 14:43:01 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 3D839C340E9; Wed, 16 Mar 2022 14:42:59 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1647441780; bh=o0roD4ZBsEokwd+y6YJx5uI4mHLLQzXII32jM5J1HYU=; h=From:To:Cc:Subject:Date:From; b=A7p0hbPuGpnnb71a109WPF0UxXxtJjd75KJK525l/NOK2AtkW02H5akP95aYa4tmV aTblbI+I3KTgvHkMyvW3A7VXmS291oIfFTixKysk7qIiWmws0w/K7R77kSQbNij5O7 n0gOmvp5ix1JUklAQKrPUawUdCaQ4Aeex53oqBaxEzBzbXQDJhwdEgr7OILBZMXxvY nYnUDD1HsLM+jUHd5N5OsuWtH7nyRSmieoPd+ZTBMQUsoXSCAqadRJ/jyYU5hdpfgh bdOMflBAQkpYdAhCllq5jW1b51FJOFp2wsRKhIcCnQdLWthgH3mWewh2M3L0Bztp2M 2bmAplaYiGzwA== From: Frederic Weisbecker To: "Paul E . McKenney" Cc: LKML , Frederic Weisbecker , Uladzislau Rezki , Boqun Feng , Neeraj Upadhyay , Joel Fernandes Subject: [RFC PATCH 0/4] rcu: Expedited GP polling improvements Date: Wed, 16 Mar 2022 15:42:51 +0100 Message-Id: <20220316144255.336021-1-frederic@kernel.org> X-Mailer: git-send-email 2.25.1 MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org I initially wanted to shape that into the form of reviews or questions but I thought I might as well send patches. Be careful, it's fairly possible I misunderstood some things and those patches are completely off the track. At least TREE07 looks happy. git://git.kernel.org/pub/scm/linux/kernel/git/frederic/linux-dynticks.git rcu/dev HEAD: dd1f68246e04fe03fde46cd55f1c87ea92a6c57e Thanks, Frederic --- Frederic Weisbecker (4): rcu: Remove needless polling work requeue for further waiter rcu: No need to reset the poll request flag before completion rcu: Perform early sequence fetch for polling locklessly rcu: Name internal polling flag kernel/rcu/rcu.h | 5 +++++ kernel/rcu/tree.c | 2 +- kernel/rcu/tree_exp.h | 18 +++++++----------- 3 files changed, 13 insertions(+), 12 deletions(-)