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=-2.5 required=3.0 tests=DKIMWL_WL_MED,DKIM_SIGNED, DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,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 D15C9C43441 for ; Mon, 12 Nov 2018 15:48:43 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 991D1223AE for ; Mon, 12 Nov 2018 15:48:43 +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="Oj1cxLTc" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 991D1223AE Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=kernel.dk Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1729743AbeKMBm2 (ORCPT ); Mon, 12 Nov 2018 20:42:28 -0500 Received: from mail-pl1-f194.google.com ([209.85.214.194]:41449 "EHLO mail-pl1-f194.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1728416AbeKMBm1 (ORCPT ); Mon, 12 Nov 2018 20:42:27 -0500 Received: by mail-pl1-f194.google.com with SMTP id p16-v6so4531652plr.8 for ; Mon, 12 Nov 2018 07:48:39 -0800 (PST) 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=jUM1IU2p9/emIAUN1aY2J9DJMh5MBq8/2GVefKP4h7U=; b=Oj1cxLTchF6eMB4wM3JXOcnrCPu6crvk8ipP/n3PJnD/l1H6DF0W75XgaGEIKwsWW/ N+MOV/vj8kcwOQ1XLWgvS0qF62qgNaLWz9ix7TPlNHO/tzDSGgYod7PaffWtdxBZgXVF OJdbWzEwiqqIL4I85u1N4s8+5z3pZVr7/eMWn//8fcrdM8zV3RQaLRD7X7Klp5ZzefVw F0M+AL+voHaYSSVtGH7+fhArrtXYpqM8xc5j6qjJpExcQTxSpgfCPgixNiV9rtmx829/ pDvHjTeo9krDcl+M3GRjx9GvHGodd/grMzoSnI61ANFN8LGme97JmLbYltlFYRu8oKjY XS5Q== 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=jUM1IU2p9/emIAUN1aY2J9DJMh5MBq8/2GVefKP4h7U=; b=WRSieO8jfFr4jWZtUgS08ysOpO5MND3em+83+cyGq/5aebcRLPe+WJyN/5LElTC4WI J2crHGRsgZbixde6j2LxmcwZZsuRzBcqqXno6n4pIM4Vq3E6FqNQMT7KQiAxhW4FH751 +Z7hOORDkfLbPxu3Z75+77fsERjEwpq1GoO82dvb2ai+hxP0I8DeKImJs55ARCAJhDVK hl+DnlbmIiIFixzWXzEVsF7OWstKXyYEl6iXnY9M04vNHGFtRvk84L4j29EEoYbgjt0i 8YLQ5fy0ND9TOPQF7ArFY5I6D/ZhQFXkkQgmMrZj7ltPhGVulWCYGjpGYRhSw/EmyRuE 64NQ== X-Gm-Message-State: AGRZ1gJ0t3QN4/hvn9qa1OB3s5ZfdNdGTtlKm6rsk+x6DSKBQzW65n6t h77TMOxk97SNdzcLqcbVlJjBzwk0b/8= X-Google-Smtp-Source: AJdET5cqcpQ5d3v5TCWMPmaGprl27bpd2lvp0dTZHlU0gZe8haoCl8AVMweuWghnoHjPjo17uqHrNA== X-Received: by 2002:a17:902:7882:: with SMTP id q2-v6mr1451063pll.188.1542037719372; Mon, 12 Nov 2018 07:48:39 -0800 (PST) Received: from [192.168.1.121] (66.29.188.166.static.utbb.net. [66.29.188.166]) by smtp.gmail.com with ESMTPSA id l3sm16496310pga.92.2018.11.12.07.48.36 (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Mon, 12 Nov 2018 07:48:38 -0800 (PST) Subject: Re: [PATCH 00/12] unify the interface of the proportional-share policy in blkio/io To: Paolo Valente Cc: Oleksandr Natalenko , Greg Kroah-Hartman , Tejun Heo , Li Zefan , Angelo Ruocco , Dennis Zhou , Josef Bacik , Liu Bo , Bart Van Assche , Johannes Weiner , linux-block , linux-kernel , Ulf Hansson , Linus Walleij , Mark Brown , 'Paolo Valente' via bfq-iosched , cgroups@vger.kernel.org, linux-doc@vger.kernel.org, Jonathan Corbet , lennart@poettering.net References: <20181112095632.69114-1-paolo.valente@linaro.org> <9e8adb3271680165d85994a225713391@natalenko.name> From: Jens Axboe Message-ID: Date: Mon, 12 Nov 2018 08:48:35 -0700 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:60.0) Gecko/20100101 Thunderbird/60.2.1 MIME-Version: 1.0 In-Reply-To: Content-Type: text/plain; charset=utf-8 Content-Language: en-US Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 11/12/18 8:45 AM, Paolo Valente wrote: > BTW, since this patch series is probably even more useful for older > than for future kernels, might it make sense to also propose it for > stable/longterm kernels (provided that such a possibility exists)? That just not how things work, we don't put different things in older/stable kernels, it's strictly backports of what we have in current/newer kernels. Hence it appears to be a dead end right now. -- Jens Axboe