linux-kernel - Re: Feedback on "kbuild: generate modules.builtin"

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Message-Id: <1253457652.20020.630.camel@gandalf.stny.rr.com>
Date:	Sun, 20 Sep 2009 10:40:52 -0400
From:	Steven Rostedt <rostedt@...dmis.org>
To:	Sam Ravnborg <sam@...nborg.org>
Cc:	akpm@...ux-foundation.org, Michal Marek <mmarek@...e.cz>,
	linux-kbuild@...r.kernel.org, JBeulich@...ell.com,
	lkml <linux-kernel@...r.kernel.org>
Subject: Re: Feedback on "kbuild: generate modules.builtin"

On Sun, 2009-09-20 at 15:28 +0200, Sam Ravnborg wrote:
> On Fri, Sep 18, 2009 at 12:49:29PM -0700, akpm@...ux-foundation.org wrote:
> > From: Michal Marek <mmarek@...e.cz>
> > 
> > To make it easier for tools like mkinitrd to detect whether a needed
> > module is missing or whether it is compiled into the kernel, install a
> > modules.builtin file listing all modules built into the kernel.  This is
> > done by generating an alternate config file with all tristate =y options
> > set to =Y and reading the makefiles with this config included.  The built
> > in modules then appear in obj-Y.
> 
> Hi Michael.
> 
> [Added Steven on cc: as he had done some kconfig
>  hacking lately].

Thanks!

> 
> Got some time (finally) to look at this.

Unfortunately, I'm about to leave for two weeks. I got LinuxCon and
LinuxPlumbers to present at in Portland, then I fly off to Dresden
Germany to present at OSADL conference there. So I wont have anytime to
look at this until I'm done with these.

But please, keep me posted on any changes like this.

Thanks,

-- Steve


> I understand the functionality and I have myself had the need
> to see builtin modules.
> 
> As for the implmentation I have a few comments.


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