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=-5.5 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,NICE_REPLY_A, SPF_HELO_NONE,SPF_PASS,USER_AGENT_SANE_1 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 CBC51C4363A for ; Sat, 10 Oct 2020 23:12:22 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 9D9EA2078B for ; Sat, 10 Oct 2020 23:12:22 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=kernel-dk.20150623.gappssmtp.com header.i=@kernel-dk.20150623.gappssmtp.com header.b="0vFVms3T" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1730298AbgJJWzg (ORCPT ); Sat, 10 Oct 2020 18:55:36 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:60592 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1730325AbgJJSt6 (ORCPT ); Sat, 10 Oct 2020 14:49:58 -0400 Received: from mail-pg1-x544.google.com (mail-pg1-x544.google.com [IPv6:2607:f8b0:4864:20::544]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 1D226C05BD39 for ; Sat, 10 Oct 2020 11:49:53 -0700 (PDT) Received: by mail-pg1-x544.google.com with SMTP id 34so10118485pgo.13 for ; Sat, 10 Oct 2020 11:49:53 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=kernel-dk.20150623.gappssmtp.com; s=20150623; h=subject:to:cc:references:from:message-id:date:user-agent :mime-version:in-reply-to:content-language:content-transfer-encoding; bh=BysODuNQoR0TQQ9MOChKMm3d+TeWdeGngEJ/MiHdwQg=; b=0vFVms3TqGaWU/x1vZklAiYSy59yMCc5avtcbXMNCW2ebjW8eU3OoNwm9e2nLzTLpA 5Bs5UTy39Kuyk3cmZgGBS1QVtyCoj4J+bi9YWO9oo/84UiqnoSvf5JL/JhP6fSxndaFw oHlj2URxhSsVOtn5M8EvRlCCO2bCu6PiLk48OQ001/Bpm1cflq25Y+XUJZVnvx6DsSK0 0FayqHHk+kL8i32Le4itCWYhEwlDGADc2S9sTj4BtngHdPJrXn8sd5UQ2+1SDZh4Zd4f sC7IXJpuSmZwLChYGykZpS+coTniim4Yk3/R+4HgPSU16xRuUGTRwyPdWjhI+cy0pOYo 6neg== 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-language :content-transfer-encoding; bh=BysODuNQoR0TQQ9MOChKMm3d+TeWdeGngEJ/MiHdwQg=; b=dUS+hn+xMTlBsLzaHTF7vCJDXTQLwYnfjOlebEhFnDAOTgRpf/a4uYycCZyIdu8ez+ 6eVyNYtbTUixMkU2DT5Y/srbjwl6o04vFdFvXNwlW2F2E4oKg02VBBkjCzUiajFBuL1f dqxNOEq5tXhYYO+gjSUYVGQ1gaPAztn1Ppa8mTF1nASgZl4TmgYJMJNM57Q5f2cAos7c Vhv68PO6VVprp5cPahieaaRywjdB/fXO78ePJIJZb77h5QzzpTEs/4wFsa1H0Ta37H0t HPE6zVTpEENRULClEOrCHB0INxHbSyH7CzPrRjv/GFs1JgbBb9x1HoC75vSbnqLy8whH 6G5g== X-Gm-Message-State: AOAM533dn7NIEP4iHWRg0Ksxc5vhO2G5L442a5dwo9vyRVAXryIZs2r5 g/M2nF2/r4VErP8eVpCWt6V/CQ== X-Google-Smtp-Source: ABdhPJxSlE+CLHlZoMaFBnpn+A0//iloOZZtN7C8iUDJxwzu7N65VaAvE9ULFRbaZAdG6VBL9JFVBw== X-Received: by 2002:a05:6a00:887:b029:142:2501:396f with SMTP id q7-20020a056a000887b02901422501396fmr17424278pfj.52.1602355792643; Sat, 10 Oct 2020 11:49:52 -0700 (PDT) Received: from [192.168.1.134] ([66.219.217.173]) by smtp.gmail.com with ESMTPSA id f12sm8629313pju.18.2020.10.10.11.49.51 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Sat, 10 Oct 2020 11:49:52 -0700 (PDT) Subject: Re: [PATCH 01/12] io_uring: don't io_prep_async_work() linked reqs To: Pavel Begunkov , io-uring@vger.kernel.org Cc: "Reported-by : Roman Gershman" References: <26fb33734fee5294f3d20b8be9cf52848056a630.1602350805.git.asml.silence@gmail.com> <4b92981a-5469-615f-02e6-6f3f75d7ff3f@gmail.com> From: Jens Axboe Message-ID: <0100dd0b-41fa-08c0-7644-5a06b9553a1e@kernel.dk> Date: Sat, 10 Oct 2020 12:49:51 -0600 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:68.0) Gecko/20100101 Thunderbird/68.10.0 MIME-Version: 1.0 In-Reply-To: <4b92981a-5469-615f-02e6-6f3f75d7ff3f@gmail.com> Content-Type: text/plain; charset=utf-8 Content-Language: en-US Content-Transfer-Encoding: 7bit Precedence: bulk List-ID: X-Mailing-List: io-uring@vger.kernel.org On 10/10/20 12:45 PM, Pavel Begunkov wrote: > On 10/10/2020 18:34, Pavel Begunkov wrote: >> There is no real reason left for preparing io-wq work context for linked >> requests in advance, remove it as this might become a bottleneck in some >> cases. >> >> Reported-by: Reported-by: Roman Gershman > > It looks like "Reported-by:" got duplicated. > > s/Reported-by: Reported-by:/Reported-by:/ I fixed it up. -- Jens Axboe