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From: Alexander Viro <viro@math.psu.edu>
To: Daniel Phillips <phillips@bonn-fries.net>
Cc: Anton Altaparmakov <aia21@cam.ac.uk>,
	"Stephen C. Tweedie" <sct@redhat.com>,
	Chris Mason <mason@suse.com>,
	linux-kernel@vger.kernel.org, linux-mm@kvack.org
Subject: Re: [RFC] using writepage to start io
Date: Tue, 7 Aug 2001 09:31:07 -0400 (EDT)	[thread overview]
Message-ID: <Pine.GSO.4.21.0108070928250.18565-100000@weyl.math.psu.edu> (raw)
In-Reply-To: <01080715292606.02365@starship>



On Tue, 7 Aug 2001, Daniel Phillips wrote:

> One thread per block device; flushes across mounts on the same device
> are serialized.  This model works well for fs->device graphs that are
> strict trees.  For a non-strict tree (acyclic graph) its not clear
> what to do, but you could argue that such a configuration is stupid,
> so any kind of punt would do.

Except that you can have a part of fs structures on a separate device.
Journal, for one thing. Now think of two disks, both partitioned. Two
filesystems. Each has data on the first partition of its own disk.
And journal on the second of another.


  reply	other threads:[~2001-08-07 13:31 UTC|newest]

Thread overview: 30+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2001-08-05 18:34 [RFC] using writepage to start io Chris Mason
2001-08-05 22:38 ` Daniel Phillips
2001-08-05 23:32   ` Chris Mason
2001-08-06  5:39     ` Daniel Phillips
2001-08-06 13:24       ` Chris Mason
2001-08-06 16:13         ` Daniel Phillips
2001-08-06 16:51           ` Chris Mason
2001-08-06 19:45             ` Daniel Phillips
2001-08-06 20:12               ` Chris Mason
2001-08-06 21:18                 ` Daniel Phillips
2001-08-07 11:02                   ` Stephen C. Tweedie
2001-08-07 11:39                     ` Ed Tomlinson
2001-08-07 18:36                       ` Daniel Phillips
2001-08-07 12:07                   ` Anton Altaparmakov
2001-08-07 12:02                 ` Anton Altaparmakov
2001-08-07 13:29                   ` Daniel Phillips
2001-08-07 13:31                     ` Alexander Viro [this message]
2001-08-07 15:52                       ` Daniel Phillips
2001-08-07 14:23                     ` Stephen C. Tweedie
2001-08-07 15:51                       ` Daniel Phillips
2001-08-08 14:49                         ` Stephen C. Tweedie
2001-08-06 15:13 ` Eric W. Biederman
  -- strict thread matches above, loose matches on Subject: below --
2001-08-07 15:19 Chris Mason
2001-07-28 16:01 Chris Mason
2001-07-28 16:18 ` Alexander Viro
2001-07-28 16:25   ` Chris Mason
2001-07-31 19:07 ` Chris Mason
2001-08-01  1:01   ` Daniel Phillips
2001-08-01  2:05     ` Chris Mason
2001-08-01 14:57   ` Daniel Phillips

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