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=-5.8 required=3.0 tests=DKIM_SIGNED,DKIM_VALID, DKIM_VALID_AU,FREEMAIL_FORGED_FROMDOMAIN,FREEMAIL_FROM, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,MENTIONS_GIT_HOSTING, SPF_PASS autolearn=ham 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 D56AAC04A6B for ; Mon, 6 May 2019 16:11:45 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 9DB10205ED for ; Mon, 6 May 2019 16:11:45 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b="e5OZvw01" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726955AbfEFQLo (ORCPT ); Mon, 6 May 2019 12:11:44 -0400 Received: from mail-qt1-f193.google.com ([209.85.160.193]:37631 "EHLO mail-qt1-f193.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726406AbfEFQLo (ORCPT ); Mon, 6 May 2019 12:11:44 -0400 Received: by mail-qt1-f193.google.com with SMTP id o7so3376698qtp.4 for ; Mon, 06 May 2019 09:11:43 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=subject:to:cc:references:from:message-id:date:user-agent :mime-version:in-reply-to:content-transfer-encoding:content-language; bh=rcnpY/WIFVK/FPBCViUfADoM+sRIp6prt/atWTfqvXk=; b=e5OZvw01SDZXkXWSaqStHn7dXe8ak/ryKAdyZsXZUBmRNtmMsCAebrTHuvU2uPMOXd 09Mvl5yhsqg49QlDf2sRLYeGhpvwDZrXEWN0YpJveouDezc2PAfIgYT9R+iJ0on1jk38 krCrIeZLgHRBPPPTCbTLvxB+RIbjG/t/X66E9kpOC8Dj45bOq6QtcrrkBF9/vvEN8bCN rwjj+pAK51mxrvy0LJ2jyzggxufpi3wauSSTvrfibQieeGD/cJIsVHHIRtBp/4IjIy3I sZgxXbpfifcwraWl6N7jyxMx4oYsbgvvhvjin+hVNTYfKNrIf7uBDZJ76lDc+ueU6OgN cSew== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:subject:to:cc:references:from:message-id:date :user-agent:mime-version:in-reply-to:content-transfer-encoding :content-language; bh=rcnpY/WIFVK/FPBCViUfADoM+sRIp6prt/atWTfqvXk=; b=o4MjZsAmlqq6neIzigzQLmLtsflEuq3SilsqNfTRDRVfJ0IFNToXFyfgthjKoN54RG 8BvYNQo3FAuagH7mynQdHtLQ9hMY6FMbQvF37PS6pq23aSae6wOttNfEdEt1XMaRZZ+3 NHNq2EaSbtqwDBuE0ZmYEvRp/NbAQw15nOGVMLQ1Mwb0idHP7Xfbme/189se23OLkIdN UXz/476eR17/avdJBK7srzF4n9B20KZzgOXQQhucgGWOLnqEOVeySGHHXmjtVMVEo3kc wBBAfJ4V4ny3iajAP1t3IPVqTPvSRjtAIBscChPpf0OR+DDQJn60VmovVIheSChiMRwq 7jeA== X-Gm-Message-State: APjAAAWiIahpJXQBdzCab88J4GDuZzwFkTSXKwEZlVp91MzfCCwhR/Xk wAHWF657iu0BQ3Li+1HOI2U= X-Google-Smtp-Source: APXvYqzEUboErIzwlyiC2jvb9AsaZw5lakCa05FDLeg4NZvw/mxX3oYLHazDmD6OWVGqaAWWDsiErA== X-Received: by 2002:ac8:26e4:: with SMTP id 33mr21675911qtp.388.1557159103213; Mon, 06 May 2019 09:11:43 -0700 (PDT) Received: from llong.remote.csb (nat-pool-bos-t.redhat.com. [66.187.233.206]) by smtp.gmail.com with ESMTPSA id 11sm6429783qtp.88.2019.05.06.09.11.42 (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Mon, 06 May 2019 09:11:42 -0700 (PDT) Subject: Re: [GIT PULL] locking changes for v5.2 To: Ingo Molnar , Linus Torvalds Cc: linux-kernel@vger.kernel.org, Peter Zijlstra , Will Deacon , Thomas Gleixner , Andrew Morton References: <20190506085014.GA130963@gmail.com> From: Waiman Long Message-ID: Date: Mon, 6 May 2019 12:11:41 -0400 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:60.0) Gecko/20100101 Thunderbird/60.6.1 MIME-Version: 1.0 In-Reply-To: <20190506085014.GA130963@gmail.com> Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 8bit Content-Language: en-US Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 5/6/19 4:50 AM, Ingo Molnar wrote: > Linus, > > Please pull the latest locking-core-for-linus git tree from: > > git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip.git locking-core-for-linus > > # HEAD: d671002be6bdd7f77a771e23bf3e95d1f16775e6 locking/lockdep: Remove unnecessary unlikely() > > [ Dependency note: this tree depends on commits also in the RCU tree, > please disregard this pull request if you weren't able to pull the RCU > tree for some reason. ] > > Here are the locking changes in this cycle: > > - rwsem unification and simpler micro-optimizations to prepare for more > intrusive (and more lucrative) scalability improvements in v5.3 > (Waiman Long) Is it possible to pull in also my "locking/rwsem: Prevent decrement of reader count before  increment" patch for 5.2? The rests can wait until 5.3. Thanks, Longman