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Date: Mon, 5 Jun 2006 11:35:46 -0300
From: Marcelo Tosatti <marcelo@kvack.org>
To: Dmitry Torokhov <dtor_core@ameritech.net>
Cc: linux-kernel@vger.kernel.org, David Woodhouse <dwmw2@infradead.org>,
        Arjan van de Ven <arjan@linux.intel.com>
Subject: Re: [PATCH] Use ld's garbage collection feature
Message-ID: <20060605143546.GA2878@dmt>
References: <20060605003152.GA1364@dmt> <200606042251.46575.dtor_core@ameritech.net>
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On Sun, Jun 04, 2006 at 10:51:45PM -0400, Dmitry Torokhov wrote:
> On Sunday 04 June 2006 20:31, Marcelo Tosatti wrote:
> > Current implementation requires "make modules" to be run before "make
> > vmlinux" (need to know what functions used by modules must be kept), but
> > 
> 
> How will it work with out of tree modules? Or even modules one decides
> to add later and use without rebooting?

Right, exported symbols must be kept in that case. An extra option to
enable exported symbol gc as dwmw2 suggests should do the trick.