Re: is flock broken in 2.4 or 2.5 kernels or what does this mean?

From: Richard A Nelson (cowboy@vnet.ibm.com)
Date: Tue Jul 23 2002 - 10:27:12 EST

On 23 Jul 2002, Alan Cox wrote:

> Date: 23 Jul 2002 17:31:12 +0100
> From: Alan Cox <alan@lxorguk.ukuu.org.uk>
> To: John Covici <covici@ccs.covici.com>
> Cc: linux-kernel@vger.kernel.org
> Subject: Re: is flock broken in 2.4 or 2.5 kernels or what does this mean?
>
> 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.

Indeed it is, this message explains it fairly well:
        Message-ID: <20020702160118.C4711@redhat.com>
        Date: Tue, 2 Jul 2002 16:01:18 +0100
        From: Stephen C. Tweedie <sct@redhat.com>

I haven't heard of any plans to incorporate the removal of accounting
info in either 2.4 or 2.5 ;( 

-- 
Rick Nelson
Your job is being a professor and researcher: That's one hell of a good excuse
for some of the brain-damages of minix.
(Linus Torvalds to Andrew Tanenbaum)

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