Received: by 2002:ac0:bc90:0:0:0:0:0 with SMTP id a16csp4318307img; Tue, 26 Mar 2019 07:14:56 -0700 (PDT) X-Google-Smtp-Source: APXvYqz0duXEL0J/Zg2ow1L7XBjHD4t6hwQEBl3pAzBZqWDQFLzpp+plrLrOQyKkD6dUfhxcysL7 X-Received: by 2002:a65:65c5:: with SMTP id y5mr29512227pgv.192.1553609695911; Tue, 26 Mar 2019 07:14:55 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1553609695; cv=none; d=google.com; s=arc-20160816; b=OSkTGIOarGtyAF8Z5WGYLeDd9109frNgiB+qWEDqcfodNypAbPxlb+Mq/oJEKz+swU WrM7MRMwalU0FFeZKDRUD+N7tJlXzlZMZahSz/S16kYq0GdLCD9h4FE94OhQfJNkxr0n e0a55o1ir8Ijo/VfkxLv2XpMV3hjcR0J2bOe8DdXuE9jYeAlmDsnvijjZfQP2seGZYQD OnXcZ7fG6O/vD83+Efv9hhcPm/Y0EiOjpkoWqP5vn6cJ5zc54f6v5qqgnW0YssqE9Baz y9pJ/ZRN/7s3eb21S/5y+Vuq4y/wfsGQ33klDBdov/uGRD8EBvI0dLqa9U4UWKJwMRiy hnVQ== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:sender:content-transfer-encoding :content-language:in-reply-to:mime-version:user-agent:date :message-id:from:references:cc:to:subject:dkim-signature; bh=L3m64orwlPvqN0L9P3flUz75pA7vREJUnHemqbnA/zw=; b=uEUFUM/Yp8XtiwBoOiyRvD93YS+2w9rUVaxzyeD/lZOCaqGYBFD2NnFar77ZowKKFa qEEttdD41szVGGFWcHc6Jc2prlCSvNEV+mbNifz0sXZd214upHP6aPhLDrsLTUUq3dCM TSK+mgNA/ApQEnsWphfFZ+32FRR+wIKgNU54j67nqiq6vXRzQOj3Z3zzKAUrdVFEiY2g EFm0TVLk/aOzk0rXYZHEQp5YciIFZOoCCLbPyFgNZJdjLqObb9QHRmTDbRbmFMdyICBQ PoIhkAAfEJn32IUh6XUhARjBsZJusaM+mKzbEPLpGOPWr6y2+U7RjQYTnXkrOTOWrHIx qodg== ARC-Authentication-Results: i=1; mx.google.com; dkim=pass header.i=@kernel-dk.20150623.gappssmtp.com header.s=20150623 header.b=tSJUbweK; spf=pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Return-Path: Received: from vger.kernel.org (vger.kernel.org. [209.132.180.67]) by mx.google.com with ESMTP id 36si16041318pgx.547.2019.03.26.07.14.39; Tue, 26 Mar 2019 07:14:55 -0700 (PDT) Received-SPF: pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) client-ip=209.132.180.67; Authentication-Results: mx.google.com; dkim=pass header.i=@kernel-dk.20150623.gappssmtp.com header.s=20150623 header.b=tSJUbweK; spf=pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1731721AbfCZONf (ORCPT + 99 others); Tue, 26 Mar 2019 10:13:35 -0400 Received: from mail-it1-f194.google.com ([209.85.166.194]:39323 "EHLO mail-it1-f194.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1731691AbfCZONe (ORCPT ); Tue, 26 Mar 2019 10:13:34 -0400 Received: by mail-it1-f194.google.com with SMTP id 139so20197518ita.4 for ; Tue, 26 Mar 2019 07:13:33 -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=L3m64orwlPvqN0L9P3flUz75pA7vREJUnHemqbnA/zw=; b=tSJUbweK8v3iG7soWdlmbVq8OhCiDUrf2b/qwCbIFmGuwl8tdAOe1hDzeKzKuRCtKf W42EP9yKgEYilXRU7mqZ4Nlv0TwOAJIMAE3a5fKgSmGCoJvSBcF1VO35ayHFrOwGcfTW hjxjia38x28VDV/7oGM3ID8qnwUbflboMi+w68R3P12zThSvDnuEUf3Bx9MXfLEHn+0h Wo15VfM5/o6wAJmd0+7plfB9FnDDIJkq02I4Mri0bqTsJJmrU9JfSfDLkm3+gTGnr+0Y 24YlBOlIRDeI3S64t2Eg2Pl4AxYtj6OHcQxBG7ndDPnINDOfE7wBKGzcGDG5RK4Y2cjO G0jg== 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=L3m64orwlPvqN0L9P3flUz75pA7vREJUnHemqbnA/zw=; b=B9GSbF/boMT4UJ1ns1K+fq8nrmzYRLmnNOgLv3QJRW2eiy/1p42n9nPivt1HkQUgK1 U4LyvzW6rOYDgFXlXM8Nxt+JVRhLv6CnDrIpG+m8t7SJ0ldU7JJ3bt3pOzd/P3wI5ab5 rM/thBlP1wJazxI8D7DJj1eZzG2P4BYChwfeE3Lqg+g8erVfrFmcZRFPssx8myN76HQr Q2+lhxbFS5qVgcwk21+Po+zwDdRocQEfLnd+wj8eQdqGUXHKa4TIFUaH5P/M20WdBWfR 7Ub8NhDVgk/pCVkfTtFMoTkKCpXibDLHdjoWgpG9vC1vWG0AnZJD0vcMovywogJWWdNc Yvqw== X-Gm-Message-State: APjAAAV/AX1FQDHKDm42Wlkpw/Peg2l7QPwVweIaEu0/me7Yw2vWuGYS BB2T+JPav+4ndUgpKl/ahTZiTw== X-Received: by 2002:a24:ac6b:: with SMTP id m43mr16530180iti.28.1553609613251; Tue, 26 Mar 2019 07:13:33 -0700 (PDT) Received: from [192.168.1.158] ([216.160.245.98]) by smtp.gmail.com with ESMTPSA id k18sm8931430iob.60.2019.03.26.07.13.31 (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Tue, 26 Mar 2019 07:13:32 -0700 (PDT) Subject: Re: [PATCH BUGFIX IMPROVEMENT V3 0/9] lock, bfq: fix bugs, reduce exec time and boost performance To: Paolo Valente Cc: linux-block , linux-kernel@vger.kernel.org, ulf.hansson@linaro.org, linus.walleij@linaro.org, broonie@kernel.org, bfq-iosched@googlegroups.com, oleksandr@natalenko.name, fra.fra.800@gmail.com, alessio.masola@gmail.com, holger@applied-asynchrony.com References: <20190312085935.11340-1-paolo.valente@linaro.org> From: Jens Axboe Message-ID: Date: Tue, 26 Mar 2019 08:13:30 -0600 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:60.0) Gecko/20100101 Thunderbird/60.5.1 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 3/26/19 5:53 AM, Paolo Valente wrote: > > >> Il giorno 12 mar 2019, alle ore 09:59, Paolo Valente ha scritto: >> >> Hi, >> this is the v3 of the series >> https://lkml.org/lkml/2019/3/10/138 >> that fixes some bug affecting performance, reduces execution time a >> little bit, and boosts throughput and responsiveness. >> >> The difference w.r.t. v2 are new fixes to the patch "block, bfq: print >> SHARED instead of pid for shared queues in logs", after patient checks >> and suggestions by Holger and Oleksandr. >> > > Hi Jens, > have you had time to look into this? Looks ok to me, I'll queue it up for 5.2. -- Jens Axboe