From owner-freebsd-threads@FreeBSD.ORG  Fri Aug  6 13:15:28 2004
Return-Path: <owner-freebsd-threads@FreeBSD.ORG>
Delivered-To: freebsd-threads@freebsd.org
Received: from mx1.FreeBSD.org (mx1.freebsd.org [216.136.204.125])
	by hub.freebsd.org (Postfix) with ESMTP
	id 581DF16A4CE; Fri,  6 Aug 2004 13:15:28 +0000 (GMT)
Received: from mail.qubesoft.com (gate.qubesoft.com [217.169.36.34])
	by mx1.FreeBSD.org (Postfix) with ESMTP
	id CD62B43D58; Fri,  6 Aug 2004 13:15:27 +0000 (GMT)
	(envelope-from dfr@nlsystems.com)
Received: from bluebottle.qubesoft.com (bluebottle.qubesoft.com [192.168.1.2])
	by mail.qubesoft.com (8.12.9/8.12.9) with ESMTP id i76DFQGR033416;
	Fri, 6 Aug 2004 14:15:26 +0100 (BST)
	(envelope-from dfr@nlsystems.com)
Received: from builder02.qubesoft.com (builder02.qubesoft.com [192.168.1.8])
	i76DFQON067219;	Fri, 6 Aug 2004 14:15:26 +0100 (BST)
	(envelope-from dfr@nlsystems.com)
From: Doug Rabson <dfr@nlsystems.com>
To: David Xu <davidxu@freebsd.org>
In-Reply-To: <4113818E.5010601@freebsd.org>
References: <Pine.GSO.4.10.10408051116490.3077-100000@pcnet5.pcnet.com>
	 <1091796228.4367.5.camel@builder02.qubesoft.com>
	 <4113818E.5010601@freebsd.org>
Content-Type: text/plain
Message-Id: <1091798125.4367.8.camel@builder02.qubesoft.com>
Mime-Version: 1.0
X-Mailer: Ximian Evolution 1.4.6 
Date: Fri, 06 Aug 2004 14:15:26 +0100
Content-Transfer-Encoding: 7bit
X-Virus-Scanned: ClamAV version 'clamd / ClamAV version 0.65', clamav-milter
	version '0.60p'
cc: freebsd-threads@freebsd.org
Subject: Re: Pthread patches for TLS
X-BeenThere: freebsd-threads@freebsd.org
X-Mailman-Version: 2.1.1
Precedence: list
List-Id: Threading on FreeBSD <freebsd-threads.freebsd.org>
List-Unsubscribe: <http://lists.freebsd.org/mailman/listinfo/freebsd-threads>,
	<mailto:freebsd-threads-request@freebsd.org?subject=unsubscribe>
List-Archive: <http://lists.freebsd.org/pipermail/freebsd-threads>
List-Post: <mailto:freebsd-threads@freebsd.org>
List-Help: <mailto:freebsd-threads-request@freebsd.org?subject=help>
List-Subscribe: <http://lists.freebsd.org/mailman/listinfo/freebsd-threads>,
	<mailto:freebsd-threads-request@freebsd.org?subject=subscribe>
X-List-Received-Date: Fri, 06 Aug 2004 13:15:28 -0000

On Fri, 2004-08-06 at 14:03, David Xu wrote:
> Doug Rabson wrote:
> 
> >>  http://docs.freebsd.org/mail/archive/2003/freebsd-arch/20030330.freebsd-arch.html
> >>
> >>Look for "Not providing static libraries", Mar 26, 2003, freebsd-arch
> >>
> >>Note that Solaris doesn't have static thread libraries.  I'm not sure about
> >>Linux...
> >>    
> >>
> >
> >I thought I was in luck when I noticed the AT_PHDR entry but
> >unfortunately its NULL in static programs. I reckon I can fix that in
> >the kernel since the phdrs are definately inside the first load segment.
> >
> >  
> >
> I hope the current tls structure will be kept both in rtld and libpthread,
> I have already done tls debugger support locally this afternoon.
> 

Static support won't affect how libpthread works at all. All that will
happen is that the stub _rtld_allocate_tls() in libc will provide the
TLS support for static binaries.