From owner-freebsd-current@FreeBSD.ORG  Wed Mar 29 08:05:58 2006
Return-Path: <owner-freebsd-current@FreeBSD.ORG>
X-Original-To: current@freebsd.org
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 2FE9516A422
	for <current@freebsd.org>; Wed, 29 Mar 2006 08:05:58 +0000 (UTC)
	(envelope-from stanley.jobson@gmx.ch)
Received: from sigma.informatik.hu-berlin.de (sigma.informatik.hu-berlin.de
	[141.20.20.51]) by mx1.FreeBSD.org (Postfix) with ESMTP id 89C2C43D4C
	for <current@freebsd.org>; Wed, 29 Mar 2006 08:05:57 +0000 (GMT)
	(envelope-from stanley.jobson@gmx.ch)
Received: from tyrael.linnet (p54BCE7ED.dip.t-dialin.net [84.188.231.237])
	(authenticated bits=0) by sigma.informatik.hu-berlin.de
	(8.13.4+Sun/8.13.4/INF-2.0-MA-SOLARIS-2.10) with ESMTP id
	k2T85VIF007509; Wed, 29 Mar 2006 10:05:52 +0200 (CEST)
Date: Wed, 29 Mar 2006 10:03:46 +0200
From: stanley jobson <stanley.jobson@gmx.ch>
To: John-Mark Gurney <gurney_j@resnet.uoregon.edu>
Message-Id: <20060329100346.95aa1e6a.stanley.jobson@gmx.ch>
In-Reply-To: <20060329061135.GP7001@funkthat.com>
References: <24143.1143531014@www098.gmx.net> <9531.1143531289@www098.gmx.net>
	<20060329061135.GP7001@funkthat.com>
X-Mailer: Sylpheed version 2.2.0 (GTK+ 2.8.12; i386-portbld-freebsd6.0)
Mime-Version: 1.0
Content-Type: text/plain; charset=US-ASCII
Content-Transfer-Encoding: 7bit
X-Virus-Status: No (sigma)
X-Spam-Status: No, score=1.6 required=5.0 tests=AWL,BAYES_05,
	RCVD_IN_NJABL_DUL,RCVD_IN_SORBS_DUL autolearn=no version=3.0.4
X-Spam-Level: *
X-Spam-Checker-Version: SpamAssassin 3.0.4 (2005-06-05) on rabe
Cc: current@freebsd.org
Subject: Re: KLD technical docs
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: Wed, 29 Mar 2006 08:05:58 -0000

> > for my master thesis i am looking for technical docs about
> > dynamic linking esp. about the kernel dynamic linker facility.
> > 
> > i found some good docs about dynamic linking in general but
> > nothing about KLD/LKM.
> > 
> > are there any technical docs on KLD? I read the short chapter
> > in the arch handbook but thats not much info.
> > 
> > i am interested in docs answering the following questions:
> > - how does the dynamic loading and linking work for KLDs/LKMs?
> > - does this anything has to do with libbfd, libdl or rtld?
> > - how are dependencies handled?
> > 
> > technical info to LKM and dynamic linking facility of the other
> > BSDs would be also interesting :)
> 
> The best technical doc is src/sys/kern/kern_linker.c...  :)  That
> handles all the magic of SYSINIT's, sysctl's and the other magic of
> kernel modules...

sure ;-) ... but kinda low level ... so am i right that there is no
higher level doc available ? 

thx
regards,
stan