From owner-freebsd-current@FreeBSD.ORG  Thu Jan  3 22:24:04 2008
Return-Path: <owner-freebsd-current@FreeBSD.ORG>
Delivered-To: freebsd-current@freebsd.org
Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34])
	by hub.freebsd.org (Postfix) with ESMTP id 5C87F16A468
	for <freebsd-current@freebsd.org>; Thu,  3 Jan 2008 22:24:04 +0000 (UTC)
	(envelope-from scottl@samsco.org)
Received: from pooker.samsco.org (pooker.samsco.org [168.103.85.57])
	by mx1.freebsd.org (Postfix) with ESMTP id ED01A13C465
	for <freebsd-current@freebsd.org>; Thu,  3 Jan 2008 22:24:03 +0000 (UTC)
	(envelope-from scottl@samsco.org)
Received: from phobos.samsco.home (phobos.samsco.home [192.168.254.11])
	(authenticated bits=0)
	by pooker.samsco.org (8.13.8/8.13.8) with ESMTP id m03MNqiu064237;
	Thu, 3 Jan 2008 15:23:54 -0700 (MST)
	(envelope-from scottl@samsco.org)
Message-ID: <477D6078.5030805@samsco.org>
Date: Thu, 03 Jan 2008 15:23:52 -0700
From: Scott Long <scottl@samsco.org>
User-Agent: Mozilla/5.0 (Macintosh; U; Intel Mac OS X; en-US;
	rv:1.8.1.11) Gecko/20071128 SeaMonkey/1.1.7
MIME-Version: 1.0
To: =?ISO-8859-1?Q?Dag-Erling_Sm=F8rgrav?= <des@des.no>
References: <477C82F0.5060809@freebsd.org> <863ateemw2.fsf@ds4.des.no>
In-Reply-To: <863ateemw2.fsf@ds4.des.no>
Content-Type: text/plain; charset=ISO-8859-1; format=flowed
Content-Transfer-Encoding: 8bit
X-Greylist: Sender succeeded SMTP AUTH authentication, not delayed by
	milter-greylist-2.0.2 (pooker.samsco.org [168.103.85.57]);
	Thu, 03 Jan 2008 15:23:54 -0700 (MST)
X-Spam-Status: No, score=-1.4 required=5.4 tests=ALL_TRUSTED autolearn=failed
	version=3.1.8
X-Spam-Checker-Version: SpamAssassin 3.1.8 (2007-02-13) on pooker.samsco.org
Cc: freebsd-current@freebsd.org, Jason Evans <jasone@freebsd.org>
Subject: Re: sbrk(2) broken
X-BeenThere: freebsd-current@freebsd.org
X-Mailman-Version: 2.1.5
Precedence: list
List-Id: Discussions about the use of FreeBSD-current
	<freebsd-current.freebsd.org>
List-Unsubscribe: <http://lists.freebsd.org/mailman/listinfo/freebsd-current>, 
	<mailto:freebsd-current-request@freebsd.org?subject=unsubscribe>
List-Archive: <http://lists.freebsd.org/pipermail/freebsd-current>
List-Post: <mailto:freebsd-current@freebsd.org>
List-Help: <mailto:freebsd-current-request@freebsd.org?subject=help>
List-Subscribe: <http://lists.freebsd.org/mailman/listinfo/freebsd-current>,
	<mailto:freebsd-current-request@freebsd.org?subject=subscribe>
X-List-Received-Date: Thu, 03 Jan 2008 22:24:04 -0000

Dag-Erling Smørgrav wrote:
> Jason Evans <jasone@freebsd.org> writes:
>> [sbrk is broken]
> 
> The real question is why we would revert perfectly good code (jemalloc)
> from using a modern interface to using one that has been obsolete for
> twenty years, and marked as such in the man page for seven years.
> 
> If rwatson@ wants malloc() to respect resource limits, he can bloody
> well fix mmap().  Until he does, the datasize limit is a joke anyway, as
> anyone can circumvent it by either using mmap() instead of malloc() or
> setting _malloc_options before calling malloc().
> 

That is a pretty damning argument in my mind.  Why make such a major 
change right before the release when it's effectively useless?

Scott