From: Markus Klotzbuecher <mk@creamnet.de>
To: "Jörn Engel" <joern@wohnheim.fh-wedel.de>
Cc: linux-kernel@vger.kernel.org
Subject: Re: [ANNOUNCE] mini_fo-0.6.0 overlay file system
Date: Thu, 12 May 2005 18:44:13 +0200 [thread overview]
Message-ID: <20050512164413.GA14099@mary> (raw)
In-Reply-To: <20050512121842.GA20388@wohnheim.fh-wedel.de>
Hi Joern,
On Thu, May 12, 2005 at 02:18:42PM +0200, Jörn Engel wrote:
> Just out of curiosity: how do you perform the copy-up operation?
> In-kernel copies of large files are a huge problem and for union-mount
> purposes, I'm clueless about how to fix things.
Basically I open the source and the target file on the lower file
systems for reading and writing respectively, then read and write page
sized chunks of data until all has been copied. Obviously not ideal
for large files, but I had no better idea so far.
Markus
next prev parent reply other threads:[~2005-05-12 16:43 UTC|newest]
Thread overview: 14+ messages / expand[flat|nested] mbox.gz Atom feed top
2005-05-09 18:40 [ANNOUNCE] mini_fo-0.6.0 overlay file system Markus Klotzbuecher
2005-05-10 6:07 ` Eric Lammerts
2005-05-10 15:29 ` Lee Revell
2005-05-10 15:42 ` Arjan van de Ven
2005-05-10 17:01 ` Markus Klotzbuecher
2005-05-12 12:18 ` Jörn Engel
2005-05-12 16:44 ` Markus Klotzbuecher [this message]
2005-05-13 3:18 ` Kyle Moffett
2005-05-13 8:01 ` Jörn Engel
2005-05-13 11:26 ` Kyle Moffett
2005-05-13 12:24 ` Jörn Engel
2005-05-13 20:57 ` Kyle Moffett
2005-05-13 12:49 ` Jan Blunck
2005-05-13 20:18 ` Markus Klotzbuecher
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