From: Werner Almesberger <wa@almesberger.net>
To: Valdis.Kletnieks@vt.edu
Cc: linux-kernel@vger.kernel.org
Subject: Re: VFS locking: f_pos thread-safe ?
Date: Fri, 6 Feb 2004 21:55:38 -0300 [thread overview]
Message-ID: <20040206215538.F18820@almesberger.net> (raw)
In-Reply-To: <200402062056.i16KuVS6020404@turing-police.cc.vt.edu>; from Valdis.Kletnieks@vt.edu on Fri, Feb 06, 2004 at 03:56:31PM -0500
Valdis.Kletnieks@vt.edu wrote:
> Well... it's the sort of problem that's very Schrodenger unless you have
> another thread/process observing.
In a way :-) What I meant was that the section on read() is worded
carefully to avoid making such assurances, but then we find such a
broad statement at the end of a section discussing specifically
threads (and not even concurrency in general, and after pointing
out that threads are optional).
- Werner
--
_________________________________________________________________________
/ Werner Almesberger, Buenos Aires, Argentina wa@almesberger.net /
/_http://www.almesberger.net/____________________________________________/
next prev parent reply other threads:[~2004-02-07 0:55 UTC|newest]
Thread overview: 24+ messages / expand[flat|nested] mbox.gz Atom feed top
2004-02-06 7:12 VFS locking: f_pos thread-safe ? Werner Almesberger
2004-02-06 7:55 ` Andrew Morton
2004-02-06 18:37 ` Joel Becker
2004-02-06 19:05 ` Matthias Urlichs
2004-02-07 1:35 ` Joel Becker
2004-02-06 20:09 ` Werner Almesberger
2004-02-06 20:56 ` Valdis.Kletnieks
2004-02-07 0:55 ` Werner Almesberger [this message]
2004-02-06 20:54 ` Andries Brouwer
2004-02-07 23:45 ` Werner Almesberger
-- strict thread matches above, loose matches on Subject: below --
2004-02-06 9:09 Matt
2004-02-06 9:16 ` Andrew Morton
2004-02-06 9:26 ` Matt
2004-02-06 9:35 ` Andrew Morton
2004-02-06 10:19 ` Matthias Urlichs
2004-02-06 11:18 ` viro
2004-02-06 18:59 ` Matthias Urlichs
2004-02-06 19:54 ` Werner Almesberger
2004-02-08 15:58 ` Kai Henningsen
2004-02-19 15:14 ` Pavel Machek
[not found] ` <20040206101941.4cd9c882.shemminger@osdl.org>
2004-02-06 18:47 ` Matthias Urlichs
2004-02-06 13:50 ` Werner Almesberger
2004-02-06 13:56 ` viro
2004-02-06 14:24 ` Werner Almesberger
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