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=-2.3 required=3.0 tests=DKIM_SIGNED,DKIM_VALID, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,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 E6399C433E0 for ; Mon, 1 Jun 2020 14:35:05 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id C1E142074B for ; Mon, 1 Jun 2020 14:35:05 +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="Ripf+8nv" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726017AbgFAOfF (ORCPT ); Mon, 1 Jun 2020 10:35:05 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:32920 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726067AbgFAOfE (ORCPT ); Mon, 1 Jun 2020 10:35:04 -0400 Received: from mail-pl1-x642.google.com (mail-pl1-x642.google.com [IPv6:2607:f8b0:4864:20::642]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 49458C05BD43 for ; Mon, 1 Jun 2020 07:35:04 -0700 (PDT) Received: by mail-pl1-x642.google.com with SMTP id v24so23319plo.6 for ; Mon, 01 Jun 2020 07:35:04 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=kernel-dk.20150623.gappssmtp.com; s=20150623; h=subject:from:to:cc:references:message-id:date:user-agent :mime-version:in-reply-to:content-language:content-transfer-encoding; bh=BYjlMWMX+w4rGY423Gm8SdYzNmV4yO5dT2R9qllwqiQ=; b=Ripf+8nvKMhWWgU1eelOSFnSn1oOvCpOiQNMrOpGsI1bToTYeIhMloQ//T6NA8X2ay o4fOqkTi+3xglQvwgbp5WorSUoWxTQ+8Er2DD8je2Q5JZ8gSV75DJZme2AT7p3ziLVtM E2plWHIo/LNO1XYVnvXk48I+rVAfBUrOP2NfY0bXnkXmdz5SABKusA22WTaV7SMjU6T0 2jR1IWk0cNaA7eYbftzfGpWoeRwWgjBWKcKRi3r62riIm4VRNE9K161KnEy2z+Q1KeDa f//bpa1QRa87nNRMbxsf9P/qKjGvkxf5+tnFF0ppFcZf38LR05Zx33krRd5WWr1C320M bHNg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:subject:from:to:cc:references:message-id:date :user-agent:mime-version:in-reply-to:content-language :content-transfer-encoding; bh=BYjlMWMX+w4rGY423Gm8SdYzNmV4yO5dT2R9qllwqiQ=; b=OkBsBYmOr2/nZ7ZHjIrCYGEusfXgammRKEfoCA1bbJAJqyPUjz6az9XGXrXFc7qJxK 8qvh6IJrYpDdRBWOBN4uyVGB8oUEM0FGkPD138uLNw/691rMfKdaPdfNUM9gVaSA0qMM srurLXYhdl0MnZZnZBes5v0JSbgX4ocZYgq1ZGxkbumCg9I936qKgLAKs/IrpFIiL/UP 48FTEHB44qaT9I8QH61itD3f1SAjipqzi2Wh+svsNigS4iR8s6gR4C54fvsaBPeVeEgi wH7g0a9p1rLPCxYPZ2U0T63E/EjeM1WVvjpQM6rSUaR//KxGFhj0U6Ht/iOiWnSHpTH/ DToQ== X-Gm-Message-State: AOAM532RFZT/kkvf/8I7DJbGUO+lDrPqeA2Ztgdxhn2j0qK1Mc/SRQpX cY0R0nMDdsaiS2NsrnfEHWldjQ== X-Google-Smtp-Source: ABdhPJyi6fGAj6YRMVEKQXpjs6sg6hV6icwsH9xAhUOG9BvC/DxGVV6zF173TL65jPi1QGHst/9Uyw== X-Received: by 2002:a17:902:a60d:: with SMTP id u13mr5850657plq.46.1591022103704; Mon, 01 Jun 2020 07:35:03 -0700 (PDT) Received: from [192.168.1.188] ([66.219.217.173]) by smtp.gmail.com with ESMTPSA id t64sm13192087pgd.24.2020.06.01.07.35.02 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Mon, 01 Jun 2020 07:35:03 -0700 (PDT) Subject: Re: [PATCHSET v5 0/12] Add support for async buffered reads From: Jens Axboe To: sedat.dilek@gmail.com Cc: io-uring@vger.kernel.org, linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org, linux-mm@kvack.org, akpm@linux-foundation.org References: <20200526195123.29053-1-axboe@kernel.dk> <230d3380-0269-d113-2c32-6e4fb94b79b8@kernel.dk> Message-ID: <455dd2c1-7346-2d43-4266-1367c368cee1@kernel.dk> Date: Mon, 1 Jun 2020 08:35:01 -0600 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:68.0) Gecko/20100101 Thunderbird/68.8.0 MIME-Version: 1.0 In-Reply-To: Content-Type: text/plain; charset=utf-8 Content-Language: en-US Content-Transfer-Encoding: 7bit Sender: io-uring-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: io-uring@vger.kernel.org On 6/1/20 8:14 AM, Jens Axboe wrote: > On 6/1/20 8:13 AM, Sedat Dilek wrote: >> On Mon, Jun 1, 2020 at 4:04 PM Jens Axboe wrote: >>> >>> On 6/1/20 7:35 AM, Sedat Dilek wrote: >>>> Hi Jens, >>>> >>>> with Linux v5.7 final I switched to linux-block.git/for-next and reverted... >>>> >>>> "block: read-ahead submission should imply no-wait as well" >>>> >>>> ...and see no boot-slowdowns. >>> >>> Can you try with these patches applied instead? Or pull my async-readahead >>> branch from the same location. >>> >> >> Yes, I can do that. >> I pulled from linux-block.git#async-readahead and will report later. >> >> Any specific testing desired by you? > > Just do your boot timing test and see if it works, thanks. Actually, can you just re-test with the current async-buffered.6 branch? I think the major surgery should wait for 5.9, we can do this a bit easier without having to touch everything around us. -- Jens Axboe