Received: by 2002:a25:ef43:0:0:0:0:0 with SMTP id w3csp817561ybm; Wed, 27 May 2020 08:43:23 -0700 (PDT) X-Google-Smtp-Source: ABdhPJyF0hZDTI/y5/pdL6OH79rrurES7gvmHTDUc7JK7e93p1v/HLTyrYvpGjeUZL7WXQ7lrmVc X-Received: by 2002:a17:906:660f:: with SMTP id b15mr6380915ejp.113.1590594202961; Wed, 27 May 2020 08:43:22 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1590594202; cv=none; d=google.com; s=arc-20160816; b=ZDvdwtH/vhM0bVxiIzoq6o/6iuMAKruckmev5TQgmiTS0m+W6kvvbQX0dYHSlPTCrN uVe/SIHSBWrCTb28PFV8RiBxh4d3NkRxCWum3AS0yMI8r0r3cTRuwXi3lsLPTC9NsVlP LoOfVS8FEZPlIQ1MMmA+QgbxwMx6dGHEabezrT90blBgv9t0caxBCgaNn7110YAEztfD Ka4ImUA7YAZg7f16QAz8y8LVDZ6YfAuDE5mFLILNDe3qwQkVMR1qQBKYt1qCb9nNuhKR 6bCkZwqasZUo2xxYSmRmaa0MXx/9pouPvbq9sOKAWBhLtAf7/fOsMhfn+OtSaqep6CLW 5tRg== 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=7gJxdvCpfrIue0RzTQk7obMxzbW3P/jexa322JS6jTk=; b=htyLbVX/RdStdvgofrKFdqlgcw1F0IaT0Z4DIKd+W/IgeF4RhWMSfqnEVTXr+gn7PU DYJBZksp/ZmCicnCjXE0YQzDctWHJHufkgrBnBdwveRu2OV3FBOjRCQyjszTlDE2ntUj DuWcK463DWc2B3CmfF5sPDMDnlKJRSwOvEVGWmtMCdrx7Hgj9xcLBSVJV0Im2FFkJk/e 2ItbeXE8sOQk/wRwlOXJY+kpAqMi9dXrwWmwaaIwNa3AG85VwDp5UUP6PhIQnr4F1wP0 l4j3oDhWO26GgXrpRlVDy/2T2c/aCI3a7umvQn7fCZqHlmqxJPfjDaSJ9FVHHxCYlQrR 2jkw== ARC-Authentication-Results: i=1; mx.google.com; dkim=pass header.i=@kernel-dk.20150623.gappssmtp.com header.s=20150623 header.b=qmgUq0I6; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Return-Path: Received: from vger.kernel.org (vger.kernel.org. [23.128.96.18]) by mx.google.com with ESMTP id g3si1765135edt.591.2020.05.27.08.42.59; Wed, 27 May 2020 08:43:22 -0700 (PDT) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) client-ip=23.128.96.18; Authentication-Results: mx.google.com; dkim=pass header.i=@kernel-dk.20150623.gappssmtp.com header.s=20150623 header.b=qmgUq0I6; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S2388124AbgE0LWH (ORCPT + 99 others); Wed, 27 May 2020 07:22:07 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:43502 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1728661AbgE0LWH (ORCPT ); Wed, 27 May 2020 07:22:07 -0400 Received: from mail-pl1-x631.google.com (mail-pl1-x631.google.com [IPv6:2607:f8b0:4864:20::631]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id F2DCCC03E97A for ; Wed, 27 May 2020 04:22:06 -0700 (PDT) Received: by mail-pl1-x631.google.com with SMTP id t16so10016199plo.7 for ; Wed, 27 May 2020 04:22:06 -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=7gJxdvCpfrIue0RzTQk7obMxzbW3P/jexa322JS6jTk=; b=qmgUq0I63dQ2fxzbhTuUO1HPoFuKTJDCCKA0uUwXHJ02CVggXfImEsCyjOw5g1M/B6 7uy1TbpqSl35DbJJihbShNSfLZWbB5jnC1Q1PHaGWrWF6b3dqqaamxAu8bWXgvdpgeG/ vGqr7Bh47yvhhjrMyN7G8WxeAZvNQTAkGbFMiMxL304wcD/RlC2ouNW9QkIfbjmT9NG6 HNDCRMhO+sl+dvr3KX0ePD7uimis7UAIGumlrG7i2AhQ2gF6HpcMYe/fkUJBrA8y8l2f hl8lGM/7kjKwl/LsGgfh/4F/KON7ZiAbCb0V/K4votERrdvFnmbuwtmnVkXRCyro4/+p YcPw== 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=7gJxdvCpfrIue0RzTQk7obMxzbW3P/jexa322JS6jTk=; b=qtX44kSMGmO4vudVUYz2o6zzZCaPDmLRi4ukJ9CibF1d9WpmiWicqVUGrHMZ/8+xEz Z0ncHQnta+Ywv/qEzw8uUX/zXLWjguE4sBsh/RpQxliIqHmp7QtaK/TvAXXj8+PPav8C o1svnH0d0rxb4mYViv9NAzw8APVipySlNNgiYVObVIkBI9y+7rVJqAqNyDsFeeVsqFRC Q2PA+qALo7VIwq3uoUd5eHWvuvvUBUPILOBRWTDGNzmB9f67sa/7p7He0aK0VBYj+dj6 2vZLzKGpwvlYF6ypqP9Mezd2veXTWMw+SBmVDkVaKO3b292t7sRJuGH4yNXpC1NqlNy3 nj7A== X-Gm-Message-State: AOAM532r6LG0S868ge47/en47JiM0dMYJNDpAdmD4f2FSYPL5GCNVscw sgDr4xCZG08u2lk1w+zY/zouGJEdMZ4fsg== X-Received: by 2002:a17:902:d3d4:: with SMTP id w20mr5510652plb.3.1590578526110; Wed, 27 May 2020 04:22:06 -0700 (PDT) Received: from ?IPv6:2605:e000:100e:8c61:2cc3:8599:f649:862c? ([2605:e000:100e:8c61:2cc3:8599:f649:862c]) by smtp.gmail.com with ESMTPSA id a16sm2317879pjs.23.2020.05.27.04.22.04 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Wed, 27 May 2020 04:22:05 -0700 (PDT) Subject: Re: block I/O accounting improvements v2 To: Christoph Hellwig Cc: Konstantin Khlebnikov , Minchan Kim , Nitin Gupta , dm-devel@redhat.com, linux-block@vger.kernel.org, drbd-dev@lists.linbit.com, linux-bcache@vger.kernel.org, linux-nvdimm@lists.01.org, linux-kernel@vger.kernel.org References: <20200527052419.403583-1-hch@lst.de> From: Jens Axboe Message-ID: Date: Wed, 27 May 2020 05:22:03 -0600 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:68.0) Gecko/20100101 Thunderbird/68.8.0 MIME-Version: 1.0 In-Reply-To: <20200527052419.403583-1-hch@lst.de> 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 5/26/20 11:24 PM, Christoph Hellwig wrote: > Hi Jens, > > they series contains various improvement for block I/O accounting. The > first bunch of patches switch the bio based drivers to better accounting > helpers compared to the current mess. The end contains a fix and various > performanc improvements. Most of this comes from a series Konstantin > sent a few weeks ago, rebased on changes that landed in your tree since > and my change to always use the percpu version of the disk stats. Applied, thanks. -- Jens Axboe