From owner-freebsd-stable@FreeBSD.ORG  Tue May 10 06:08:38 2005
Return-Path: <owner-freebsd-stable@FreeBSD.ORG>
Delivered-To: freebsd-stable@freebsd.org
Received: from mx1.FreeBSD.org (mx1.freebsd.org [216.136.204.125])
	by hub.freebsd.org (Postfix) with ESMTP
	id 7B0EA16A4EF; Tue, 10 May 2005 06:08:38 +0000 (GMT)
Received: from sp.dominia.org (efnet-math.org [69.60.109.125])
	by mx1.FreeBSD.org (Postfix) with ESMTP
	id CBA4A43D5E; Tue, 10 May 2005 06:08:37 +0000 (GMT)
	(envelope-from ssouhlal@FreeBSD.org)
Received: from [192.168.1.12] (63-170-138-118.cst-sg.blacksburg.ntc-com.net
	[63.170.138.118])	(authenticated bits=0)
	by sp.dominia.org (8.13.1/8.13.1) with ESMTP id j4A68ZvP015826
	(version=TLSv1/SSLv3 cipher=RC4-SHA bits=128 verify=NO);
	Tue, 10 May 2005 02:08:36 -0400
In-Reply-To: <Pine.GSO.4.43.0505100117320.1139-100000@sea.ntplx.net>
References: <Pine.GSO.4.43.0505100117320.1139-100000@sea.ntplx.net>
Mime-Version: 1.0 (Apple Message framework v728)
Content-Type: text/plain; charset=US-ASCII; delsp=yes; format=flowed
Message-Id: <378E5258-A3FA-4B3E-8F3E-2E330417966C@FreeBSD.org>
Content-Transfer-Encoding: 7bit
From: Suleiman Souhlal <ssouhlal@FreeBSD.org>
Date: Tue, 10 May 2005 02:08:28 -0400
To: Daniel Eischen <deischen@FreeBSD.org>
X-Mailer: Apple Mail (2.728)
cc: Ewan Todd <ewan@mathcode.net>
cc: Peter Jeremy <PeterJeremy@optushome.com.au>
cc: freebsd-stable <freebsd-stable@FreeBSD.org>
Subject: Re: Performance issue
X-BeenThere: freebsd-stable@freebsd.org
X-Mailman-Version: 2.1.1
Precedence: list
List-Id: Production branch of FreeBSD source code
	<freebsd-stable.freebsd.org>
List-Unsubscribe: <http://lists.freebsd.org/mailman/listinfo/freebsd-stable>,
	<mailto:freebsd-stable-request@freebsd.org?subject=unsubscribe>
List-Archive: <http://lists.freebsd.org/pipermail/freebsd-stable>
List-Post: <mailto:freebsd-stable@freebsd.org>
List-Help: <mailto:freebsd-stable-request@freebsd.org?subject=help>
List-Subscribe: <http://lists.freebsd.org/mailman/listinfo/freebsd-stable>,
	<mailto:freebsd-stable-request@freebsd.org?subject=subscribe>
X-List-Received-Date: Tue, 10 May 2005 06:08:38 -0000

Hi,

On May 10, 2005, at 1:24 AM, Daniel Eischen wrote:

> No, libc_r wraps execve() and a lot of other syscalls that libpthread
> or libthr don't need to.  Take a look at libc_r/uthread/ 
> uthread_execve.c
> and you will see it sets the signal mask before exec()ing.

Couldn't we do the same thing in libpthread, in the not-threaded case?
I apologize if I'm asking stupid questions.. :)

--
Suleiman Souhlal     | ssouhlal@vt.edu
The FreeBSD Project  | ssouhlal@FreeBSD.org