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From: lsorense@csclub.uwaterloo.ca (Lennart Sorensen)
To: Pavel Machek <pavel@ucw.cz>
Cc: Jan Kara <jack@suse.cz>, Bodo Eggert <7eggert@gmx.de>,
	Diego Calleja <diegocg@gmail.com>, Jiri Kosina <jkosina@suse.cz>,
	Michal Hocko <mhocko@suse.cz>, Meelis Roos <mroos@linux.ee>,
	Linux Kernel list <linux-kernel@vger.kernel.org>,
	linux-fsdevel@vger.kernel.org
Subject: Re: file offset corruption on 32-bit machines?
Date: Tue, 15 Apr 2008 11:32:21 -0400	[thread overview]
Message-ID: <20080415153221.GD7387@csclub.uwaterloo.ca> (raw)
In-Reply-To: <20080415085740.GA7603@atrey.karlin.mff.cuni.cz>

On Tue, Apr 15, 2008 at 10:57:41AM +0200, Pavel Machek wrote:
> Not if you tried to do checking from ptrace monitor.
> 
> And heck, yes, it is very confusing to see
> 
> seek(somewhere)
> write()
> 
> ond ptrace and write going somewhere else.

Yes bugs are confusing.  An application can't do this on demand so you
can't write code that relies on the effect between threads.  So it would
only be a bug, not a bizare feature (that wouldn't even work on 64bit
machines).

-- 
Len Sorensen

  reply	other threads:[~2008-04-15 15:32 UTC|newest]

Thread overview: 54+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
     [not found] <agh4d-6yc-35@gated-at.bofh.it>
     [not found] ` <ah5tY-3lR-7@gated-at.bofh.it>
     [not found]   ` <ah5DA-3X9-9@gated-at.bofh.it>
     [not found]     ` <ah5X5-4tl-13@gated-at.bofh.it>
     [not found]       ` <ah66A-4Nk-7@gated-at.bofh.it>
     [not found]         ` <ah7vN-7Wz-9@gated-at.bofh.it>
2008-04-11 12:24           ` Bodo Eggert
2008-04-11 13:55             ` Lennart Sorensen
2008-04-11 16:59               ` Bryan Henderson
2008-04-11 17:15                 ` Lennart Sorensen
2008-04-11 21:29                   ` Bryan Henderson
2008-04-12  8:48                   ` Pavel Machek
2008-04-14 16:20               ` Jan Kara
2008-04-14 16:22                 ` Lennart Sorensen
2008-04-14 16:53                   ` Jan Kara
2008-04-14 16:54                     ` Alan Cox
2008-04-14 18:34                       ` Alexey Dobriyan
2008-04-14 17:06                     ` Lennart Sorensen
2008-04-14 19:03                       ` Jan Kara
2008-04-14 19:29                         ` Lennart Sorensen
2008-04-14 19:42                           ` Jan Kara
2008-04-14 19:45                             ` Lennart Sorensen
2008-04-15  8:57                           ` Pavel Machek
2008-04-15 15:32                             ` Lennart Sorensen [this message]
2008-04-15 17:34                               ` Pavel Machek
2008-04-15 18:24                                 ` Lennart Sorensen
2008-04-15 19:12                                   ` Pavel Machek
2008-04-15 19:49                                     ` Lennart Sorensen
2008-04-15 20:06                                       ` Pavel Machek
2008-04-15 20:28                                         ` Peter Zijlstra
2008-04-16  8:15                                           ` Pavel Machek
2008-04-16  8:20                                             ` Peter Zijlstra
2008-04-16 10:54                                             ` Alan Cox
2008-04-16 13:57                                             ` Lennart Sorensen
2008-04-15 20:29                                         ` Lennart Sorensen
2008-04-15 22:11                                           ` Bryan Henderson
2008-04-16  9:40                                             ` Jamie Lokier
2008-04-08  8:05 Meelis Roos
2008-04-10 13:55 ` Michal Hocko
2008-04-10 14:01   ` Jiri Kosina
2008-04-10 14:27     ` Jan Kara
2008-04-10 14:31       ` Jiri Kosina
2008-04-10 14:48         ` Matthew Wilcox
2008-04-10 15:22           ` Jan Kara
2008-04-10 15:30             ` Matthew Wilcox
2008-04-10 15:19         ` Jan Kara
2008-04-10 15:37           ` Michal Hocko
2008-04-10 15:56             ` Jan Kara
2008-04-10 16:03         ` Diego Calleja
2008-04-10 16:15           ` Jan Kara
2008-04-11 19:26       ` Pavel Machek
2008-04-14 16:25         ` Jan Kara
2008-04-10 14:31     ` Michal Hocko
2008-04-10 14:35       ` Jiri Kosina
2008-04-10 14:11   ` Martin Mares
2008-04-10 15:12     ` Jan Kara
2008-04-10 15:14     ` Jamie Lokier
2008-04-10 15:21       ` Matthew Wilcox
2008-04-10 15:28       ` Jan Kara
2008-04-10 15:33   ` Andi Kleen

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