From: Andrea Arcangeli <andrea@suse.de>
To: Alan Cox <alan@lxorguk.ukuu.org.uk>
Cc: John Covici <covici@ccs.covici.com>, linux-kernel@vger.kernel.org
Subject: Re: is flock broken in 2.4 or 2.5 kernels or what does this mean?
Date: Wed, 24 Jul 2002 01:20:19 +0200 [thread overview]
Message-ID: <20020723232019.GV1117@dualathlon.random> (raw)
In-Reply-To: <1027441872.31787.139.camel@irongate.swansea.linux.org.uk>
On Tue, Jul 23, 2002 at 05:31:12PM +0100, Alan Cox wrote:
> On Tue, 2002-07-23 at 15:41, John Covici wrote:
> > In the latest release notes of sendmail I have read the following:
> >
> > NOTE: Linux appears to have broken flock() again. Unless
> > the bug is fixed before sendmail 8.13 is shipped,
> > 8.13 will change the default locking method to
> > fcntl() for Linux kernel 2.4 and later. You may
> > want to do this in 8.12 by compiling with
> > -DHASFLOCK=0. Be sure to update other sendmail
> > related programs to match locking techniques.
> >
> > Can anyone tell me what this is all about -- is there any basis in
> > reality for what they are saying?
>
> First I've heard of it, so it would be useful if someone has access to
> the sendmail problem report/test in question that shows it and I'll go
> find out.
fix is in -aa from Matthew Wilcox:
http://www.us.kernel.org/pub/linux/kernel/people/andrea/kernels/v2.4/2.4.19rc3aa1/00_drop-broken-flock-account-1
fcntl API never obeyed to the accounting anyways.
Andrea
next prev parent reply other threads:[~2002-07-23 23:16 UTC|newest]
Thread overview: 10+ messages / expand[flat|nested] mbox.gz Atom feed top
2002-07-23 14:41 is flock broken in 2.4 or 2.5 kernels or what does this mean? John Covici
2002-07-23 16:31 ` Alan Cox
2002-07-23 15:27 ` Richard A Nelson
2002-07-23 15:50 ` Jirka Kosina
2002-07-23 21:44 ` J.A. Magallon
2002-07-24 16:08 ` David Ford
2002-07-25 1:28 ` Alan Cox
2002-07-23 23:20 ` Andrea Arcangeli [this message]
-- strict thread matches above, loose matches on Subject: below --
2002-07-23 23:28 dank
2002-07-23 23:31 ` dank
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