From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751049AbeBJI3e (ORCPT ); Sat, 10 Feb 2018 03:29:34 -0500 Received: from vulcan.natalenko.name ([104.207.131.136]:36312 "EHLO vulcan.natalenko.name" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1750832AbeBJI3c (ORCPT ); Sat, 10 Feb 2018 03:29:32 -0500 DMARC-Filter: OpenDMARC Filter v1.3.2 vulcan.natalenko.name 93AEB2F0586 Authentication-Results: vulcan.natalenko.name; dmarc=fail (p=none dis=none) header.from=natalenko.name From: Oleksandr Natalenko To: Mike Galbraith Cc: Paolo Valente , Jens Axboe , linux-block , Linux Kernel Mailing List , Ulf Hansson , Mark Brown , Linus Walleij , "'Paolo Valente' via bfq-iosched" , Alban Browaeys , Ming Lei , Ivan Kozik , 169364@studenti.unimore.it, holger@applied-asynchrony.com, Serena Ziviani Subject: Re: [PATCH BUGFIX V3] block, bfq: add requeue-request hook Date: Sat, 10 Feb 2018 09:29:29 +0100 Message-ID: <6394471.U0O273vb9H@natalenko.name> In-Reply-To: <1518197379.26824.31.camel@gmx.de> References: <20180207211920.6343-1-paolo.valente@linaro.org> <1518197379.26824.31.camel@gmx.de> MIME-Version: 1.0 Content-Type: text/plain; charset="iso-8859-1" ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=natalenko.name; s=arc-20170712; t=1518251370; h=from:subject:date:message-id:to:cc:mime-version:content-type:content-transfer-encoding:in-reply-to:references; bh=RNdKgTt6AOokXZ/f/IS+/NaRzy7RXDO8/2yWd5Q+LWs=; b=RSW5LYsr+nQlWv4UFqfvkgxh5EvM1VAmhQp4OSVJDbFrMgRZHQytozUfPCOgolNHfAi3fH j9VtzEg6VHbiwuzLFpNrkuA8orP4oyL4e3cXkgWcwixxPbty/2sc59Fe1fr/rS0tor0B3W zp1UFm4lHl36P8xKRAJ/5gwJckd3PJM= ARC-Seal: i=1; s=arc-20170712; d=natalenko.name; t=1518251370; a=rsa-sha256; cv=none; b=Yv/vbewZunKfLOFOmwEWpfzKhGudsfI7Nl98k7IZBlbmRcQtUVdip40XUpV6DRSkgWCZ4ZUaifVRrJzVaEbeaEp/aiwm7JZELIWFUQN/831wIX7daz1Pk2gW0iLDgY+pFgkfvmxoPbzhOfKD57DtR+Umovt50pkd6+u0aDXZRjo= ARC-Authentication-Results: i=1; auth=pass smtp.auth=oleksandr@natalenko.name smtp.mailfrom=oleksandr@natalenko.name Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Transfer-Encoding: 8bit X-MIME-Autoconverted: from quoted-printable to 8bit by mail.home.local id w1A8TcJL027737 Hi. On pátek 9. února 2018 18:29:39 CET Mike Galbraith wrote: > On Fri, 2018-02-09 at 14:21 +0100, Oleksandr Natalenko wrote: > > In addition to this I think it should be worth considering CC'ing Greg > > to pull this fix into 4.15 stable tree. > > This isn't one he can cherry-pick, some munging required, in which case > he usually wants a properly tested backport. > > -Mike Maybe, this could be a good opportunity to push all the pending BFQ patches into the stable 4.15 branch? Because IIUC currently BFQ in 4.15 is just unusable. Paolo? --- block, bfq: add requeue-request hook bfq-iosched: don't call bfqg_and_blkg_put for !CONFIG_BFQ_GROUP_IOSCHED block, bfq: release oom-queue ref to root group on exit block, bfq: put async queues for root bfq groups too block, bfq: limit sectors served with interactive weight raising block, bfq: limit tags for writes and async I/O block, bfq: increase threshold to deem I/O as random block, bfq: remove superfluous check in queue-merging setup block, bfq: let a queue be merged only shortly after starting I/O block, bfq: check low_latency flag in bfq_bfqq_save_state() block, bfq: add missing rq_pos_tree update on rq removal block, bfq: fix occurrences of request finish method's old name block, bfq: consider also past I/O in soft real-time detection block, bfq: remove batches of confusing ifdefs