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=-3.9 required=3.0 tests=DKIM_SIGNED,DKIM_VALID, DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_HELO_NONE, SPF_PASS,USER_AGENT_GIT autolearn=no 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 BACB4C3A5A0 for ; Mon, 20 Apr 2020 15:38:58 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 6ED5F205C9 for ; Mon, 20 Apr 2020 15:38:58 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (1024-bit key) header.d=joelfernandes.org header.i=@joelfernandes.org header.b="GRkRYA4n" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726458AbgDTPi5 (ORCPT ); Mon, 20 Apr 2020 11:38:57 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:60278 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727009AbgDTPiy (ORCPT ); Mon, 20 Apr 2020 11:38:54 -0400 Received: from mail-qt1-x844.google.com (mail-qt1-x844.google.com [IPv6:2607:f8b0:4864:20::844]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 04BEFC061A0C for ; Mon, 20 Apr 2020 08:38:52 -0700 (PDT) Received: by mail-qt1-x844.google.com with SMTP id l13so8805597qtr.7 for ; Mon, 20 Apr 2020 08:38:52 -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=u1kWcuYFn03hwVXwsvDY0f4HcUgS229FSxgRj7CnrJU=; b=GRkRYA4nO05KIZfWUlx1Eo+x5NW3avb7hx/R/BR3G0jVgX29Pul3Nht48oJBW8fVo6 JMIUGRrYMOzX0e2InShPepFJHt6374ik6NwFQS04KBIebEj4hUrgH/o/CEAfO34vxEmv HQf3pmSe0TqHeHdxJopHSx9bN9+Ts3u0X814g= 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=u1kWcuYFn03hwVXwsvDY0f4HcUgS229FSxgRj7CnrJU=; b=UDm5Trv2ZJ09Pe8orGIma1ZGmgZfq64EG/RQShqYQEypCJnO2Ya5lCbKKXhAGF80q4 wcM2a7Yw84uRdmg+HRLxxt07vPwJ+vHXsD6ekR7jE7pWET3wYtDHQac/jFIxBZ2XOO7K Ciw8tu2j/Qj9xQRWciEyosgc7y1lxevssB8i0fynYX2LJ+uA7Z1Pgfq5oZ/j8P8OIytk zps8lZir3NUAeYeaWFneHgo4NEHfTSuVk6AV32U2l4E2wYfnwB1PBMbjOFsfuLKCL0p8 GbJlYo2Gv0+d/Xci9iVex7X97M1LT9b66gTNOj/u5veTy/bPi4bPRz6cotG5xpzan5W9 wtqA== X-Gm-Message-State: AGi0PubCC3PucyeAluWvLpS0zhlgMT3h+SqjZlkuE17BZ0bx6jIULs+C b/k4WUuVg5YPs7LvBs/XlQbT1g== X-Google-Smtp-Source: APiQypIFwLhS3qC15R/u1QDQAimquSh3ehrcqoMeYptUaTq90YjjWzb50WK/CYBF0XbCAqTpP/xFuw== X-Received: by 2002:ac8:6f17:: with SMTP id g23mr16655042qtv.266.1587397131782; Mon, 20 Apr 2020 08:38:51 -0700 (PDT) Received: from joelaf.cam.corp.google.com ([2620:15c:6:12:9c46:e0da:efbf:69cc]) by smtp.gmail.com with ESMTPSA id v16sm765453qkf.80.2020.04.20.08.38.50 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 20 Apr 2020 08:38:51 -0700 (PDT) From: "Joel Fernandes (Google)" To: linux-kernel@vger.kernel.org Cc: "Joel Fernandes (Google)" , bigeasy@linutronix.de, Josh Triplett , Lai Jiangshan , Mathieu Desnoyers , "Paul E. McKenney" , rcu@vger.kernel.org, Steven Rostedt , urezki@gmail.com Subject: [PATCH rcu/dev -fixes 0/4] Date: Mon, 20 Apr 2020 11:38:33 -0400 Message-Id: <20200420153837.194532-1-joel@joelfernandes.org> X-Mailer: git-send-email 2.26.1.301.g55bc3eb7cb9-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 Hi, Some of these patches would prevent breakage on PREEMPT_RT. I have marked them as "rcu/dev fixes". Please consider applying for v5.8. The exceptions are 3/4 and 4/4 which some small clean-ups. Thanks! Joel Fernandes (Google) (3): rcu/tree: Keep kfree_rcu() awake during lock contention rcu/tree: Skip entry into the page allocator for PREEMPT_RT rcu/tree: Use consistent style for comments Sebastian Andrzej Siewior (1): rcu/tree: Avoid using xchg() in kfree_call_rcu_add_ptr_to_bulk() kernel/rcu/tree.c | 61 ++++++++++++++++++++++++++++------------------- 1 file changed, 37 insertions(+), 24 deletions(-) -- 2.26.1.301.g55bc3eb7cb9-goog