From: Lars Marowsky-Bree <lmb@suse.de>
To: John Stoffel <john@stoffel.org>, Jamie Lokier <jamie@shareable.org>
Cc: "Artem B. Bityuckiy" <dedekind@oktetlabs.ru>,
Ville Herva <v@iki.fi>,
linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org
Subject: Re: filesystem transactions API
Date: Tue, 26 Apr 2005 17:12:31 +0200 [thread overview]
Message-ID: <20050426151231.GF7859@marowsky-bree.de> (raw)
In-Reply-To: <17006.22498.394169.98413@smtp.charter.net>
On 2005-04-26T11:01:54, John Stoffel <john@stoffel.org> wrote:
> Jamie> No. A transaction means that _all_ processes will see the
> Jamie> whole transaction or not.
> This is really hard. How do you handle the case where process X
> starts a transaction modifies files a, b & c, but process Y has file b
> open for writing, and never lets it go? Or the file gets unlinked?
I suggest you ask Hans, reiser4 does have such a feature if I recall
correctly.
It gets a whole lot more interesting if you want the sucker to spawn
more than one mount though.
Sincerely,
Lars Marowsky-Brée <lmb@suse.de>
--
High Availability & Clustering
SUSE Labs, Research and Development
SUSE LINUX Products GmbH - A Novell Business
WARNING: multiple messages have this Message-ID (diff)
From: Lars Marowsky-Bree <lmb@suse.de>
To: John Stoffel <john@stoffel.org>, Jamie Lokier <jamie@shareable.org>
Cc: "Artem B. Bityuckiy" <dedekind@oktetlabs.ru>,
Ville Herva <v@iki.fi>,
linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org
Subject: Re: filesystem transactions API
Date: Tue, 26 Apr 2005 17:12:31 +0200 [thread overview]
Message-ID: <20050426151231.GF7859@marowsky-bree.de> (raw)
In-Reply-To: <17006.22498.394169.98413@smtp.charter.net>
On 2005-04-26T11:01:54, John Stoffel <john@stoffel.org> wrote:
> Jamie> No. A transaction means that _all_ processes will see the
> Jamie> whole transaction or not.
> This is really hard. How do you handle the case where process X
> starts a transaction modifies files a, b & c, but process Y has file b
> open for writing, and never lets it go? Or the file gets unlinked?
I suggest you ask Hans, reiser4 does have such a feature if I recall
correctly.
It gets a whole lot more interesting if you want the sucker to spawn
more than one mount though.
Sincerely,
Lars Marowsky-Brée <lmb@suse.de>
--
High Availability & Clustering
SUSE Labs, Research and Development
SUSE LINUX Products GmbH - A Novell Business
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next prev parent reply other threads:[~2005-04-26 15:13 UTC|newest]
Thread overview: 102+ messages / expand[flat|nested] mbox.gz Atom feed top
2005-04-24 20:08 [PATCH] private mounts Miklos Szeredi
2005-04-24 20:13 ` Al Viro
2005-04-24 20:45 ` Miklos Szeredi
2005-04-24 20:18 ` Christoph Hellwig
2005-04-24 20:50 ` Miklos Szeredi
2005-04-24 20:54 ` Al Viro
2005-04-24 20:59 ` Miklos Szeredi
2005-04-24 21:06 ` Christoph Hellwig
2005-04-24 21:12 ` Jamie Lokier
2005-04-24 21:06 ` Al Viro
2005-04-24 21:15 ` Miklos Szeredi
2005-04-24 21:19 ` Al Viro
2005-04-24 21:29 ` Miklos Szeredi
2005-04-24 21:39 ` Jamie Lokier
2005-04-25 7:10 ` Jan Hudec
2005-04-25 9:58 ` Miklos Szeredi
2005-04-25 11:45 ` Jan Hudec
2005-04-30 8:35 ` Christoph Hellwig
2005-04-30 9:25 ` Miklos Szeredi
2005-04-30 9:42 ` Jamie Lokier
2005-04-30 10:14 ` Miklos Szeredi
2005-04-30 14:36 ` Jamie Lokier
2005-04-30 15:59 ` Miklos Szeredi
2005-04-30 16:42 ` Jamie Lokier
2005-04-30 17:07 ` Miklos Szeredi
2005-04-30 18:20 ` Olivier Galibert
2005-04-30 23:58 ` Jamie Lokier
2005-05-01 2:39 ` Ram
2005-04-30 23:54 ` Jamie Lokier
2005-05-01 5:56 ` Miklos Szeredi
2005-05-01 6:39 ` Miklos Szeredi
2005-05-01 15:41 ` Eric Van Hensbergen
2005-05-11 9:00 ` Christoph Hellwig
2005-05-11 10:42 ` Miklos Szeredi
2005-04-24 21:43 ` Jamie Lokier
2005-04-24 22:06 ` maciek
2005-04-25 7:14 ` Jan Hudec
2005-04-27 9:14 ` Helge Hafting
2005-04-25 9:48 ` Olivier Galibert
2005-04-25 16:37 ` Tim Hockin
2005-04-30 8:37 ` Christoph Hellwig
2005-04-25 21:09 ` Bryan Henderson
2005-04-26 13:46 ` filesystem transactions API Ville Herva
2005-04-26 14:14 ` Jamie Lokier
2005-04-26 14:22 ` Artem B. Bityuckiy
2005-04-26 14:32 ` Jamie Lokier
2005-04-26 14:46 ` Artem B. Bityuckiy
2005-04-26 15:19 ` Jamie Lokier
2005-04-26 15:01 ` John Stoffel
2005-04-26 15:12 ` Lars Marowsky-Bree [this message]
2005-04-26 15:12 ` Lars Marowsky-Bree
2005-04-26 15:19 ` Trond Myklebust
2005-04-26 15:29 ` Ritesh Kumar
2005-04-26 15:50 ` Jamie Lokier
2005-04-26 16:44 ` Trond Myklebust
2005-04-26 22:44 ` Bryan Henderson
2005-04-26 15:47 ` Jamie Lokier
2005-04-26 15:51 ` Artem B. Bityuckiy
2005-04-26 15:56 ` Jamie Lokier
2005-04-26 16:01 ` Artem B. Bityuckiy
2005-04-27 9:14 ` Jan Hudec
2005-04-27 10:58 ` Bernd Eckenfels
2005-04-26 15:24 ` Jamie Lokier
2005-04-26 17:22 ` Diego Calleja
2005-04-26 17:22 ` Diego Calleja
2005-04-26 17:38 ` Jamie Lokier
2005-04-27 9:34 ` Jan Hudec
2005-04-27 13:43 ` Ville Herva
2005-04-27 15:17 ` Jamie Lokier
2005-04-27 16:58 ` Bernd Eckenfels
2005-04-26 15:40 ` Charles P. Wright
2005-04-26 16:07 ` Artem B. Bityuckiy
2005-04-26 17:22 ` Charles P. Wright
2005-04-27 9:37 ` Lars Marowsky-Bree
2005-04-27 9:37 ` Lars Marowsky-Bree
2005-04-27 13:36 ` Andi Kleen
2005-04-26 14:25 ` Trond Myklebust
2005-04-26 16:22 ` Erik Hensema
2005-04-24 21:38 ` [PATCH] private mounts Jamie Lokier
2005-04-24 22:20 ` Ram
2005-04-24 22:22 ` Jamie Lokier
2005-04-25 6:00 ` Miklos Szeredi
2005-04-25 6:41 ` Ram
2005-04-25 9:55 ` Miklos Szeredi
2005-04-25 7:22 ` Jan Hudec
2005-04-25 10:08 ` Miklos Szeredi
2005-04-25 15:20 ` Pavel Machek
2005-04-25 19:07 ` Jamie Lokier
2005-04-26 9:29 ` Pavel Machek
2005-04-26 14:07 ` Jamie Lokier
2005-04-28 13:28 ` Eric Van Hensbergen
2005-04-28 19:22 ` Jamie Lokier
2005-04-28 13:47 ` Eric Van Hensbergen
2005-04-28 19:20 ` Jamie Lokier
2005-04-28 19:39 ` Ram
2005-04-28 22:08 ` Jamie Lokier
2005-04-29 7:57 ` Ram
2005-04-29 14:13 ` Miklos Szeredi
2005-04-29 14:42 ` Jamie Lokier
2005-04-29 14:50 ` Question about current->namespace and check_mnt() Jamie Lokier
2005-04-30 8:33 ` [PATCH] private mounts Christoph Hellwig
2005-04-30 16:47 ` Ram
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