Date: Thu, 17 Mar 2005 12:38:14 -0700 (MST) From: "M. Warner Losh" <imp@bsdimp.com> To: dougb@freebsd.org Cc: current@freebsd.org Subject: Re: rcNG changes/aditions Message-ID: <20050317.123814.90826457.imp@bsdimp.com> In-Reply-To: <42375FD2.2080706@freebsd.org> References: <42363DAC.7040001@FreeBSD.org> <200503152107.23496.freebsd@redesjm.local> <42375FD2.2080706@freebsd.org>
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In message: <42375FD2.2080706@freebsd.org>
Doug Barton <dougb@freebsd.org> writes:
: Jose M Rodriguez wrote:
: > El Martes, 15 de Marzo de 2005 02:43, Doug Barton escribi=F3:
: > =
: >>Jose M Rodriguez wrote:
: >>
: >>>Hi,
: >>>I'll glad to know if this is of interest:
: >>>
: >>>update to PR conf/75137 (sound modules): I rework this adding
: >>>support for preloaded modules to /etc/rc.subr
: >>
: >>Why is this necessary? My understanding is that modules load
: >>themselves when called. Do the sound modules do this differently?
: >>
: > =
: > =
: > This is not needed (I think). You can load modules =
: > via /boot/loader.conf, but may be more confortable if we 'go module=
s' =
: > in a future.
: =
: I don't think you understand what I'm saying. For most modules, it is=
not =
: actually necessary to pre-load them at all. For example, I have cd966=
0 as a =
: module, it's not compiled into my kernel. When I mount a cd9660 file =
system =
: the kernel module is automatically loaded. There is no need to pre-lo=
ad it. =
: The same is true of (most) modules that create devices, such as ndis.=
: =
: I don't know the specifics of the sound module, I compile it into my =
kernel. =
: However, as you pointed out in the rare case that it's necessary to a=
ctually =
: pre-load a kernel module (such as agp), we have a mechanism for that =
in =
: loader.conf already. I don't think that adding that code to rc.subr i=
s a =
: useful exercise, and in fact I would oppose it as needless duplicatio=
n of =
: effort.
It is also better to have the boot loader load modules that you are
going to load right away anyway. Having it in rc is insane.
Warner
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