From mboxrd@z Thu Jan 1 00:00:00 1970 From: Gu Zheng Subject: Re: [PATCH 0/6] blk: introduce generic io stat accounting help function Date: Tue, 25 Nov 2014 12:48:48 +0800 Message-ID: <54740A30.8020105@cn.fujitsu.com> References: <1416798327-12817-1-git-send-email-guz.fnst@cn.fujitsu.com> <547348DE.60704@kernel.dk> Mime-Version: 1.0 Content-Type: text/plain; charset="windows-1252" Content-Transfer-Encoding: 7bit Return-path: In-Reply-To: <547348DE.60704@kernel.dk> Sender: linux-kernel-owner@vger.kernel.org To: Jens Axboe Cc: kmo@daterainc.com, akpm@linux-foundation.org, dm-devel@redhat.com, linux-kernel@vger.kernel.org, linux-nvme@lists.infradead.org, drbd-user@lists.linbit.com List-Id: dm-devel.ids On 11/24/2014 11:03 PM, Jens Axboe wrote: > On 11/23/2014 08:05 PM, Gu Zheng wrote: >> Many block drivers accounting io stat based on bio (e.g. NVMe...), >> the blk_account_io_start/end() which is based on request >> does not make sense to them, so here we introduce the similar help >> function named generic_start/end_io_acct base on raw sectors, and it can >> simplify some driver's open io accounting code. >> >> Gu Zheng (6): >> blk: introduce generic io stat accounting help function >> NVMe: use generic io stat accounting functions to simplify >> nvme_start/end_io_acct >> md/bcache: use generic io stats accounting functions to simplify io >> stat accounting >> drbd: use generic io stats accounting functions to simplify io stat >> accounting >> md: use generic io stats accounting functions to simplify io stat >> accounting >> block/rsxx: use generic io stats accounting functions to simplify io >> stat accounting > > Thanks, this looks good. I'll apply it, except 2/6, since nvme no longer uses them. OK. Thanks, Gu >