linux-mm.kvack.org archive mirror
 help / color / mirror / Atom feed
From: Christoph Hellwig <hch@infradead.org>
To: Chris Mason <chris.mason@oracle.com>
Cc: Christoph Hellwig <hch@infradead.org>,
	Jens Axboe <jens.axboe@oracle.com>,
	linux-kernel@vger.kernel.org, linux-fsdevel@vger.kernel.org,
	david@fromorbit.com, npiggin@suse.de, linux-mm@kvack.org
Subject: Re: [PATCH 2/7] writeback: switch to per-bdi threads for flushing data
Date: Mon, 16 Mar 2009 09:39:23 -0400	[thread overview]
Message-ID: <20090316133923.GA27393@infradead.org> (raw)
In-Reply-To: <1237210214.30224.3.camel@think.oraclecorp.com>

On Mon, Mar 16, 2009 at 09:30:14AM -0400, Chris Mason wrote:
> Some of our poor filesystem cousins don't write the super until kupdate
> kicks them (see ext2_write_super).  kupdate has always been the periodic
> FS thread of last resort.

Yikes, looks like this is indeed the only peridocial sb update for many
simpler filesystems.  We should really have a separate thread for that
instead of hacking it into VM writeback.  Especially with the per-bdi
one where the current setup doesn't make any sense.

--
To unsubscribe, send a message with 'unsubscribe linux-mm' in
the body to majordomo@kvack.org.  For more info on Linux MM,
see: http://www.linux-mm.org/ .
Don't email: <a href=mailto:"dont@kvack.org"> email@kvack.org </a>

      reply	other threads:[~2009-03-16 13:39 UTC|newest]

Thread overview: 3+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
     [not found] <1236868428-20408-1-git-send-email-jens.axboe@oracle.com>
     [not found] ` <1236868428-20408-3-git-send-email-jens.axboe@oracle.com>
2009-03-16 10:22   ` Christoph Hellwig
2009-03-16 13:30     ` Chris Mason
2009-03-16 13:39       ` Christoph Hellwig [this message]

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=20090316133923.GA27393@infradead.org \
    --to=hch@infradead.org \
    --cc=chris.mason@oracle.com \
    --cc=david@fromorbit.com \
    --cc=jens.axboe@oracle.com \
    --cc=linux-fsdevel@vger.kernel.org \
    --cc=linux-kernel@vger.kernel.org \
    --cc=linux-mm@kvack.org \
    --cc=npiggin@suse.de \
    /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