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From: Eric Paris <eparis@redhat.com>
To: Jamie Lokier <jamie@shareable.org>
Cc: Andreas Dilger <adilger@sun.com>,
	linux-kernel@vger.kernel.org, linux-fsdevel@vger.kernel.org,
	malware-list@dmesg.printk.net, Valdis.Kletnieks@vt.edu,
	greg@kroah.com, jcm@redhat.com, douglas.leeder@sophos.com,
	tytso@mit.edu, arjan@infradead.org, david@lang.hm,
	jengelh@medozas.de, aviro@redhat.com, mrkafk@gmail.com,
	alexl@redhat.com, jack@suse.cz, tvrtko.ursulin@sophos.com,
	a.p.zijlstra@chello.nl, hch@infradead.org,
	alan@lxorguk.ukuu.org.uk, mmorley@hcl.in, pavel@suse.cz
Subject: Re: fanotify - overall design before I start sending patches
Date: Wed, 29 Jul 2009 16:14:15 -0400	[thread overview]
Message-ID: <1248898455.2597.59.camel@localhost> (raw)
In-Reply-To: <20090727192342.GA27895@shareable.org>

On Mon, 2009-07-27 at 20:23 +0100, Jamie Lokier wrote:
> Andreas Dilger wrote:
> > On Jul 25, 2009  01:29 +0100, Jamie Lokier wrote:
> > > Eric Paris wrote:

> What's wrong with fanotify-using applications generating events when
> they modify files themselves?
> 
> An example was given where app A gets an event and modifies the file,
> then app B gets an event and modifies the file, and app A... cycling.

No the example was the 'open' which the kernel does on behalf of the
listener.  I'm thinking now I should only exclude

OPEN
OPEN_PERM
ACCESS_PERM

as those are the only 3 event types I can see deadlock/recursion
problems with.


  parent reply	other threads:[~2009-07-29 20:16 UTC|newest]

Thread overview: 62+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2009-07-24 20:13 fanotify - overall design before I start sending patches Eric Paris
2009-07-24 20:48 ` david
2009-07-24 21:01   ` Eric Paris
2009-07-24 21:44     ` Jamie Lokier
2009-07-27 17:52       ` Evgeniy Polyakov
2009-07-29 20:11         ` Eric Paris
2009-07-24 21:00 ` Andreas Dilger
2009-07-24 21:21   ` Eric Paris
2009-07-24 22:42     ` Andreas Dilger
2009-07-24 23:01       ` Jamie Lokier
2009-07-24 22:48 ` Jamie Lokier
2009-07-24 23:25   ` Eric Paris
2009-07-24 23:46     ` Jamie Lokier
2009-07-24 23:49   ` Eric Paris
2009-07-25  0:29     ` Jamie Lokier
2009-07-27 18:33       ` Andreas Dilger
2009-07-27 19:23         ` Jamie Lokier
2009-07-28 17:59           ` Andreas Dilger
2009-07-29 20:14           ` Eric Paris [this message]
2009-07-29 20:12         ` Eric Paris
2009-07-29 20:07       ` Eric Paris
2009-07-27 16:54   ` Jan Kara
2009-07-25 14:22 ` Niraj kumar
2009-07-29 20:08   ` Eric Paris
2009-07-28 11:48 ` Jon Masters
2009-07-29 20:20   ` Eric Paris
2009-08-03 16:23 ` Christoph Hellwig
2009-08-03 16:55   ` Eric Paris
2009-08-03 18:04     ` Christoph Hellwig
2009-08-03 18:13       ` Eric Paris
2009-08-04 16:09 ` Tvrtko Ursulin
2009-08-04 16:27   ` Eric Paris
2009-08-04 16:39     ` Tvrtko Ursulin
2009-08-04 17:22     ` Valdis.Kletnieks
2009-08-04 18:20       ` John Stoffel
2009-08-04 18:50         ` Eric Paris
2009-08-05  9:32         ` Tvrtko Ursulin
2009-08-04 16:34 ` Tvrtko Ursulin
2009-08-05 10:12   ` Douglas Leeder
2009-08-05 10:35   ` Douglas Leeder
2009-08-05  2:05 ` Pavel Machek
2009-08-05 16:46   ` Tvrtko Ursulin
2009-08-06 10:10     ` Pavel Machek
2009-08-06 10:20       ` Tvrtko Ursulin
2009-08-06 10:24         ` Pavel Machek
2009-08-06 10:20       ` Douglas Leeder
2009-08-06 10:22         ` Pavel Machek
2009-08-07  8:59           ` Jamie Lokier
2009-08-06 10:29         ` Peter Zijlstra
2009-08-06 10:59           ` Tvrtko Ursulin
2009-08-06 11:23             ` Peter Zijlstra
2009-08-06 12:48               ` Tvrtko Ursulin
2009-08-06 12:58                 ` Alan Cox
2009-08-06 18:18                   ` Eric Paris
2009-08-06 13:50               ` Kernel Event Notification Subsystem (was: fanotify - overall design before I start sending patches) Al Boldi
2009-08-06 18:18               ` fanotify - overall design before I start sending patches Eric Paris
2009-08-07 16:36                 ` Miklos Szeredi
2009-08-07 17:43                   ` Eric Paris
2009-08-08 10:36                     ` Pavel Machek
2009-08-10 10:03                     ` Miklos Szeredi
2009-08-08 10:34                 ` Pavel Machek
2009-08-06 11:24             ` Pavel Machek

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