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[2620:137:e000::1:20]) by mx.google.com with ESMTP id l10-20020a170903120a00b001b1bf4c8688si19699156plh.231.2023.07.03.11.16.05; Mon, 03 Jul 2023 11:16:20 -0700 (PDT) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) client-ip=2620:137:e000::1:20; Authentication-Results: mx.google.com; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=fail (p=NONE sp=NONE dis=NONE) header.from=acm.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S230106AbjGCSIT (ORCPT + 99 others); Mon, 3 Jul 2023 14:08:19 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:34862 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S230098AbjGCSIQ (ORCPT ); Mon, 3 Jul 2023 14:08:16 -0400 Received: from mail-pf1-f179.google.com (mail-pf1-f179.google.com [209.85.210.179]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 3E870E5F; Mon, 3 Jul 2023 11:08:16 -0700 (PDT) Received: by mail-pf1-f179.google.com with SMTP id d2e1a72fcca58-666e5f0d60bso2411706b3a.3; Mon, 03 Jul 2023 11:08:16 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20221208; t=1688407695; x=1690999695; h=content-transfer-encoding:in-reply-to:from:references:cc:to :content-language:subject:user-agent:mime-version:date:message-id :x-gm-message-state:from:to:cc:subject:date:message-id:reply-to; bh=NdlTq9LuY8/LR/KMjs0dLZRjJIwIbTa797xTBtHD1Qc=; b=BHd2665OQIReDtHLE84UqaobhS39Z+WVHk/KHHZVG2LnleTjQpk9cE6/JoVtdhapRf qUwsRkMnSfDyhTNtaxAShKf9M4DjcntlU3I5XjFWz3fsz/CkIBYjzjwqmf6mFVoiMtbZ 1f3IkGyRHpMUQKHLdqt322liwsSZ/+oIWeog1Qre4rtH5J78aVaN80gX+hQ3fSCphOW+ hv3kGSVYfDuFW5RLF0PSBQh1WNU4hJO1NCEtk30BupZI/DqTPQqTftb0zYhcj6Lixued qmjOJu/jTQaXIV15HyOXfyjMy+0yQBufp6I8B7wwdhCMV7/WoS6rmAAWmqp21iWKmkJQ M4WA== X-Gm-Message-State: ABy/qLazCnVQuz/p3HrR4zgEtkBWxCRhKwQgYpsaffSdr6AQzYe0ZDzZ 5Lj7sBfHQYt4T62DUg2plb8= X-Received: by 2002:a62:1ac9:0:b0:668:7090:bf18 with SMTP id a192-20020a621ac9000000b006687090bf18mr8899924pfa.34.1688407695533; Mon, 03 Jul 2023 11:08:15 -0700 (PDT) Received: from [192.168.3.219] ([98.51.102.78]) by smtp.gmail.com with ESMTPSA id j18-20020a62e912000000b00660d80087a8sm14191383pfh.187.2023.07.03.11.08.14 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Mon, 03 Jul 2023 11:08:14 -0700 (PDT) Message-ID: Date: Mon, 3 Jul 2023 11:08:13 -0700 MIME-Version: 1.0 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:102.0) Gecko/20100101 Thunderbird/102.12.0 Subject: Re: [PATCH RFC 0/7] blk-mq: improve tag fair sharing Content-Language: en-US To: Yu Kuai , axboe@kernel.dk Cc: linux-block@vger.kernel.org, linux-kernel@vger.kernel.org, yi.zhang@huawei.com, yangerkun@huawei.com, Christoph Hellwig , "yukuai (C)" References: <20230618160738.54385-1-yukuai1@huaweicloud.com> <4c9fea33-9c30-4ab9-c210-95e09d323837@acm.org> <82d44ba1-4389-079c-935a-cbb49203ca27@huaweicloud.com> From: Bart Van Assche In-Reply-To: <82d44ba1-4389-079c-935a-cbb49203ca27@huaweicloud.com> Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 8bit X-Spam-Status: No, score=-1.5 required=5.0 tests=BAYES_00, FREEMAIL_FORGED_FROMDOMAIN,FREEMAIL_FROM,HEADER_FROM_DIFFERENT_DOMAINS, NICE_REPLY_A,RCVD_IN_DNSWL_NONE,RCVD_IN_MSPIKE_H3,RCVD_IN_MSPIKE_WL, SPF_HELO_NONE,SPF_PASS,T_SCC_BODY_TEXT_LINE autolearn=no autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on lindbergh.monkeyblade.net Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 7/3/23 06:29, Yu Kuai wrote: > 在 2023/06/20 23:20, Bart Van Assche 写道: >> On 6/18/23 09:07, Yu Kuai wrote: >>> This is not a formal version and not fully tested, I send this RFC >>> because I want to make sure if people think doing this is meaningful, >>> before I spend too much time on this. >> The approach looks good to me but I'd like to hear from Jens and >> Christoph what their opinion is about the approach of this patch >> series before doing an in-depth review. >> > Any suggestions on this topic? It'll be great to hear that if anyone > thinks it's meaningful to refactor tag fair sharing. The cover letter of this patch series says "This is not a formal version and not fully tested". If a fully tested version will be posted, I will help with an in-depth review. Thanks, Bart.