linux-kernel.vger.kernel.org archive mirror
 help / color / mirror / Atom feed
From: Christoph Hellwig <hch@infradead.org>
To: James Wang <jnwang@suse.com>
Cc: axboe@fb.com, hare@suse.com, linux-block@vger.kernel.org,
	linux-kernel@vger.kernel.org, mgorman@suse.com
Subject: Re: [PATCH] Fix loop device flush before configure
Date: Wed, 7 Jun 2017 06:17:18 -0700	[thread overview]
Message-ID: <20170607131718.GC18252@infradead.org> (raw)
In-Reply-To: <20170607090104.17337-1-jnwang@suse.com>

> 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?

  parent reply	other threads:[~2017-06-07 13:17 UTC|newest]

Thread overview: 8+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2017-06-07  9:01 [PATCH] Fix loop device flush before configure James Wang
2017-06-07  9:25 ` Ming Lei
2017-06-07  9:44   ` 答复： " Jin Nan Wang
2017-06-07 13:17 ` Christoph Hellwig [this message]
2017-06-08  0:45   ` James Wang
2017-06-08  6:56     ` Christoph Hellwig
2017-06-08  7:07       ` James Wang
2017-06-08  6:05 James Wang

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=20170607131718.GC18252@infradead.org \
    --to=hch@infradead.org \
    --cc=axboe@fb.com \
    --cc=hare@suse.com \
    --cc=jnwang@suse.com \
    --cc=linux-block@vger.kernel.org \
    --cc=linux-kernel@vger.kernel.org \
    --cc=mgorman@suse.com \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line before the message body. 
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).