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=-6.6 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 174C1C433E1 for ; Sun, 23 Aug 2020 20:58:25 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id E54AB20720 for ; Sun, 23 Aug 2020 20:58:24 +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="K3kr31LR" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726057AbgHWU6Y (ORCPT ); Sun, 23 Aug 2020 16:58:24 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:39944 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1725995AbgHWU6X (ORCPT ); Sun, 23 Aug 2020 16:58:23 -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 90383C061573 for ; Sun, 23 Aug 2020 13:58:23 -0700 (PDT) Received: by mail-pg1-x544.google.com with SMTP id 67so464561pgd.12 for ; Sun, 23 Aug 2020 13:58:23 -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=zS0ecbpZZ+cVdlZa+aZAL5hWPlBuHCBFZniPWAzuhC8=; b=K3kr31LRIux788x0rBtRMvzRJ+5++K+3UFf3uhX9RcvkrOioN6TY7wv71Wt8cLwLXv YfIT7goRQUkp3f0koA0fOY8Ql1jBqviGoqKvo6w63ao3quEat9E2b0V/7CsbYMtUYhNW 0f92pTadFo0+RkPe14oNq5c8RtgPBaRSmXIvtMFBmthXM9gQUrAc9Oo2ThjhVSB9Hxu/ YmW1lv2QSo4fJA+eFn6LfSWmcimedezE09Ec+Z57OX4PqNEaK72yXLd4teDIp5YMnddV KPumVHW4hJnkNcWX1ugwPOQPId60RQhySTQbndgfomxAgJL9607+e0TiSQP6Dmz8CdFP DIBA== 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=zS0ecbpZZ+cVdlZa+aZAL5hWPlBuHCBFZniPWAzuhC8=; b=Kyb0kWuoyUoXexUzYRukRJDc80LjOsX8N/7PLQaCnBlWyN4Q2cWpovGdtE39TM8uBK aXuy/OKPB2komk+grEZRBpfi6b/5ky3QIQxHb5a2D5lq38qbBTEKhtLynWdLuiwdutT/ lWhfKou+sP/YMAwadfQvcwdAyHaIEiB+VgvJzK2HLkAznop3PAn7jDJpguXBXWO5iIe3 o+A9A8wR9EQrs3lPgAYh6qSmG5gqHzpzmxit9ioAOkRXu1psJqRTz6r8DZMqfZOSezy5 E5QqllDiIo7YGrmlSoiY8M42B5YbqEeX8uUUd+YhfA9qbFyCI6Z/jmfPeCDRJEtLeGL2 U+TA== X-Gm-Message-State: AOAM533mffw0juVALzwq3/PmAZko9Vey1X/BwpXveEyOUKKK2N2OLOkD QVbyF98m/+g+8ZI/6fsnXN8BeQ== X-Google-Smtp-Source: ABdhPJwlLmInfWDL6vJxQX8lHTn4RlsoAdp7APBoSmQoNVguKawr7GFn7LH5UYATXd4T5rVt0yaJdw== X-Received: by 2002:a63:cf03:: with SMTP id j3mr1593200pgg.14.1598216303091; Sun, 23 Aug 2020 13:58:23 -0700 (PDT) Received: from [192.168.1.182] ([66.219.217.173]) by smtp.gmail.com with ESMTPSA id y72sm9192384pfg.58.2020.08.23.13.58.21 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Sun, 23 Aug 2020 13:58:22 -0700 (PDT) Subject: Re: [PATCH] blk-mq: use BLK_MQ_NO_TAG for no tag To: Xianting Tian , ast@kernel.org, daniel@iogearbox.net, kafai@fb.com, songliubraving@fb.com, yhs@fb.com, andriin@fb.com, john.fastabend@gmail.com, kpsingh@chromium.org Cc: linux-block@vger.kernel.org, linux-kernel@vger.kernel.org References: <20200823154459.40731-1-tian.xianting@h3c.com> From: Jens Axboe Message-ID: <1b85d18e-b0ae-a925-bb84-0a1eb8942099@kernel.dk> Date: Sun, 23 Aug 2020 14:58:20 -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: <20200823154459.40731-1-tian.xianting@h3c.com> Content-Type: text/plain; charset=utf-8 Content-Language: en-US Content-Transfer-Encoding: 7bit Sender: linux-block-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-block@vger.kernel.org On 8/23/20 9:44 AM, Xianting Tian wrote: > Replace various magic -1 constants for tags with BLK_MQ_NO_TAG. Doesn't look like this patch was even compiled... -- Jens Axboe