From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751699AbdFHAqB convert rfc822-to-8bit (ORCPT ); Wed, 7 Jun 2017 20:46:01 -0400 Received: from smtp.nue.novell.com ([195.135.221.5]:48152 "EHLO smtp.nue.novell.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751049AbdFHAp7 (ORCPT ); Wed, 7 Jun 2017 20:45:59 -0400 Content-Type: text/plain; charset=gb2312 Mime-Version: 1.0 (1.0) Subject: Re: [PATCH] Fix loop device flush before configure From: James Wang X-Mailer: iPhone Mail (14F89) In-Reply-To: <20170607131718.GC18252@infradead.org> Date: Thu, 8 Jun 2017 08:45:31 +0800 Cc: axboe@fb.com, hare@suse.com, linux-block@vger.kernel.org, linux-kernel@vger.kernel.org, mgorman@suse.com Content-Transfer-Encoding: 8BIT Message-Id: <2D8954BF-E3D2-4A61-AAE2-A3FDD080C26A@suse.com> References: <20170607090104.17337-1-jnwang@suse.com> <20170607131718.GC18252@infradead.org> To: Christoph Hellwig Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Ok I got it blktests is a suite. I'd like to contribute something. If you need, we adapt you,;-)! But I have to learn some how to do that, need time. James >>From subway. 在 2017年6月7日，21:17，Christoph Hellwig 写道： >> Testing steps are following: >> modprobe loop max_loop=64 >> dd if=/dev/zero of=disk bs=512 count=200K >> for((i=0;i<4;i++))do losetup -f disk; done >> mkfs.ext4 -F /dev/loop0 >> for((i=0;i<4;i++))do mkdir t$i; mount /dev/loop$i t$i;done >> for f in `ls /dev/loop[0-9]*|sort`; do \ >> echo $f; dd if=$f of=/dev/null bs=512 count=1; \ >> done > > Can you write this up for blktests, please? >