Re: Improved INCLUDE_CONFIG_FILE

[ Available lists | Index of freebsd-current | Month of Mar 2007 | Week of 24 Mar 2007 | Raw email | View thread | Wrap long lines | Reply | Tag ]
From
Wojciech A. Koszek <wkoszek@freebsd.org>
Date
24 Mar 2007 23:02:38
Subject
Re: Improved INCLUDE_CONFIG_FILE
Message-ID
20070324233307.GA93841@FreeBSD.czest.pl

In reply to

[ Hide this part ]
On Sun, Mar 25, 2007 at 08:00:41AM +1000, Peter Jeremy wrote:
> On 2007-Mar-24 15:32:00 +0100, Robert Watson <rwatson@freebsd.org> wrote:
> >On Sat, 24 Mar 2007, Wojciech A. Koszek wrote:
> >>I'd like to have this enabled by default, and I know there should be no
> >>strong objections.
> >
> >I agree -- the memory used by it is very small compared to the amount of
> >memory in modern systems, and the potential administrative benefit is very
> >large. As long as it remains an option, the embedded folk can turn it off
> >easily.
> Ideally, we would include it in a .comment section that wasn't loaded.
> Unfortunately my ELF-foo isn't up to this (I've tried something similar
> many years ago and couldn't get the linker to DWIW).

In my current implementation, kernel configuration content is converted
to the string and is actually put into separate ELF section. However,
it's not .comment but a loadable section, since otherwise you wouldn't
be able to obtain the configuration of a running system.

--
Wojciech A. Koszek
wkoszek@FreeBSD.org
http://FreeBSD.czest.pl/dunstan/


Elapsed time: 0.139 seconds