linux-kernel - Re: [PATCH 2/5] ACPI: Reorder IPMI driver before any other ACPI drivers

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Message-Id: <20121022170703.03a11f39.akpm@linux-foundation.org>
Date:	Mon, 22 Oct 2012 17:07:03 -0700
From:	Andrew Morton <akpm@...ux-foundation.org>
To:	Matthew Garrett <mjg59@...f.ucam.org>
Cc:	minyard@....org, Linus Torvalds <torvalds@...ux-foundation.org>,
	Linux Kernel <linux-kernel@...r.kernel.org>,
	OpenIPMI Developers <openipmi-developer@...ts.sourceforge.net>,
	Corey Minyard <cminyard@...sta.com>
Subject: Re: [PATCH 2/5] ACPI: Reorder IPMI driver before any other ACPI
 drivers

On Tue, 23 Oct 2012 01:00:34 +0100
Matthew Garrett <mjg59@...f.ucam.org> wrote:

> On Mon, Oct 22, 2012 at 04:45:38PM -0700, Andrew Morton wrote:
> 
> > Relying upon link ordering is the old-fashioned way of doing things,
> > and I have vague memories that it only works by luck - that there's no
> > hard-and-fast rule that the linker has to obey what we think we asked
> > it to do.
> > 
> > The usual way of doing this sort of thing is to use the initcall
> > priority levels - core_initcall(), postcore_initcall(), etc.  Can that
> > be done here?
> 
> Not really - some of this code can be built as modules, so it's mostly 
> module_init rather than anything from the initcall family.
> 

hm.  So the ACPI code has found a way to defeat depmod? 
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