From: Dave Chinner <david@fromorbit.com>
To: Christoph Hellwig <hch@infradead.org>
Cc: xfs@oss.sgi.com
Subject: Re: [PATCH 2/4] xfs: remove log item from AIL in xfs_iflush after a shutdown
Date: Thu, 22 Mar 2012 10:20:29 +1100 [thread overview]
Message-ID: <20120321232029.GZ5091@dastard> (raw)
In-Reply-To: <20120316175636.187265302@bombadil.infradead.org>
On Fri, Mar 16, 2012 at 01:55:43PM -0400, Christoph Hellwig wrote:
> If a filesystem has been forced shutdown we are never going to write inodes
> to disk, which means the inode items will stay in the AIL until we free
> the inode. Currently that is not a problem, but a pending change requires us
> to empty the AIL before shutting down the filesystem. In that case leaving
> the inode in the AIL is lethal. Make sure to remove the log item from the AIL
> to allow emptying the AIL on shutdown filesystems.
>
> Signed-off-by: Christoph Hellwig <hch@lst.de>
Looks OK, but I'm just not sure that all the necessary places to
remove the inode from the AIL have been found. How did you find
them, and how can we validate them?
Cheers,
Dave.
--
Dave Chinner
david@fromorbit.com
_______________________________________________
xfs mailing list
xfs@oss.sgi.com
http://oss.sgi.com/mailman/listinfo/xfs
next prev parent reply other threads:[~2012-03-21 23:20 UTC|newest]
Thread overview: 14+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-03-16 17:55 [PATCH 0/4] implement filesystem freezing by emptying the AIL Christoph Hellwig
2012-03-16 17:55 ` [PATCH 1/4] xfs: remove log item from AIL in xfs_qm_dqflush after a shutdown Christoph Hellwig
2012-03-21 23:16 ` Dave Chinner
2012-03-16 17:55 ` [PATCH 2/4] xfs: remove log item from AIL in xfs_iflush " Christoph Hellwig
2012-03-21 23:20 ` Dave Chinner [this message]
2012-03-24 13:47 ` Christoph Hellwig
2012-03-16 17:55 ` [PATCH 3/4] xfs: allow assigning the tail lsn with the AIL lock held Christoph Hellwig
2012-03-21 17:22 ` Mark Tinguely
2012-03-21 23:29 ` Dave Chinner
2012-03-24 13:48 ` Christoph Hellwig
2012-03-16 17:55 ` [PATCH 4/4] xfs: implement freezing by emptying the AIL Christoph Hellwig
2012-03-21 23:57 ` Dave Chinner
2012-03-24 17:06 ` Christoph Hellwig
2012-03-24 17:08 ` Christoph Hellwig
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=20120321232029.GZ5091@dastard \
--to=david@fromorbit.com \
--cc=hch@infradead.org \
--cc=xfs@oss.sgi.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