From owner-freebsd-current  Sun Mar  9  5:52:27 2003
Delivered-To: freebsd-current@freebsd.org
Received: from mx1.FreeBSD.org (mx1.freebsd.org [216.136.204.125])
	by hub.freebsd.org (Postfix) with ESMTP id 5268837B401
	for <current@FreeBSD.ORG>; Sun,  9 Mar 2003 05:52:26 -0800 (PST)
Received: from mailman.zeta.org.au (mailman.zeta.org.au [203.26.10.16])
	by mx1.FreeBSD.org (Postfix) with ESMTP id C8F5743FAF
	for <current@FreeBSD.ORG>; Sun,  9 Mar 2003 05:52:13 -0800 (PST)
	(envelope-from bde@zeta.org.au)
Received: from katana.zip.com.au (katana.zip.com.au [61.8.7.246])
	by mailman.zeta.org.au (8.9.3/8.8.7) with ESMTP id AAA22201;
	Mon, 10 Mar 2003 00:51:51 +1100
Date: Mon, 10 Mar 2003 00:51:50 +1100 (EST)
From: Bruce Evans <bde@zeta.org.au>
X-X-Sender: bde@gamplex.bde.org
To: Poul-Henning Kamp <phk@phk.freebsd.dk>
Cc: Alexander Leidinger <Alexander@Leidinger.net>,
	"Simon 'corecode' Schubert" <corecode@corecode.ath.cx>,
	<current@FreeBSD.ORG>
Subject: Re: Do we still have a FIFO / named pipe problem? 
In-Reply-To: <10401.1047207630@critter.freebsd.dk>
Message-ID: <20030310004846.H15648-100000@gamplex.bde.org>
MIME-Version: 1.0
Content-Type: TEXT/PLAIN; charset=US-ASCII
Sender: owner-freebsd-current@FreeBSD.ORG
Precedence: bulk
List-ID: <freebsd-current.FreeBSD.ORG>
List-Archive: <http://docs.freebsd.org/mail/> (Web Archive)
List-Help: <mailto:majordomo@FreeBSD.ORG?subject=help> (List Instructions)
List-Subscribe: <mailto:majordomo@FreeBSD.ORG?subject=subscribe%20freebsd-current>
List-Unsubscribe: <mailto:majordomo@FreeBSD.ORG?subject=unsubscribe%20freebsd-current>
X-Loop: FreeBSD.ORG

On Sun, 9 Mar 2003, Poul-Henning Kamp wrote:

> In message <20030309114011.5c4fd699.Alexander@Leidinger.net>, Alexander Leiding
> er writes:
> >On Sat, 15 Feb 2003 23:56:50 +0100
> >"Simon 'corecode' Schubert" <corecode@corecode.ath.cx> wrote:
> >
> >> Lately Bruce Evans wrote:
> >>
> >> > This change makes such opens bogusly time out after 1 second (unless
> >> > there is already a writer).
> >> >
> >> > There seems to be a race in fifo_open(): opens for read don't
> >> > terminate the wait if the reader goes away before the opener looks.
> >> > It is not clear if sendmail is affected by this race or one of its
> >> > own.
> >> >
> >> > Untested fix for this and rev.1.79, and for a similar race in blocking
> >> > opens of named pipes for reading:
> >>
> >> fixes issues with apsfilter manual duplexing for me. could somebody
> >> please commit this patch?
> >
> >ping phk
>
> I'm sort of expecting Bruce to commit his own patch ?

I'm sort of expecting Poul-Henning to report whether it fixes the
sendmail problem :-).  Also, since I don't normally run -current,
changes to it are hard to test properly.

Bruce


To Unsubscribe: send mail to majordomo@FreeBSD.org
with "unsubscribe freebsd-current" in the body of the message