linux-kernel - Re: [PATCH 2/3] FRV: Permit __do

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Date:	Mon, 11 Sep 2006 08:33:57 -0700
From:	Daniel Walker <dwalker@...sta.com>
To:	David Howells <dhowells@...hat.com>
Cc:	Ingo Molnar <mingo@...e.hu>, torvalds@...l.org, akpm@...l.org,
	benh@...nel.crashing.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH 2/3] FRV: Permit __do_IRQ() to be dispensed with

On Mon, 2006-09-11 at 10:47 +0100, David Howells wrote:
> Ingo Molnar <mingo@...e.hu> wrote:
> 
> > The real solution would be to use gcc -ffunction-sections plus ld 
> > --gc-sections to automatically get rid of unused global functions, at 
> > link time.
> 
> It's easy.  It's already possible with FRV.  Just add the attached patch and
> enable the new option.  However, you also need to compile without debugging
> code, otherwise it has little effect.  I think stabs links bring stuff in or
> something.
> 

It's a wide spread problem so I think something more generic is
appropriate.

Does the code in Marcelo's patch make sense for FRV, or vis-versa?

Daniel

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