linux-kernel - Re: [PATCH 0/6] section name cleanup for mn10300

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Message-ID: <20090501144857.GA25398@uranus.ravnborg.org>
Date:	Fri, 1 May 2009 16:48:58 +0200
From:	Sam Ravnborg <sam@...nborg.org>
To:	David Howells <dhowells@...hat.com>
Cc:	Tim Abbott <tabbott@....EDU>,
	Linux kernel mailing list <linux-kernel@...r.kernel.org>,
	Anders Kaseorg <andersk@....EDU>,
	Waseem Daher <wdaher@....EDU>,
	Denys Vlasenko <vda.linux@...glemail.com>,
	Jeff Arnold <jbarnold@....EDU>
Subject: Re: [PATCH 0/6] section name cleanup for mn10300

On Fri, May 01, 2009 at 03:35:19PM +0100, David Howells wrote:
> Tim Abbott <tabbott@....EDU> wrote:
> 
> > This patch series cleans up the section names on the mn10300
> > architecture.  It requires the architecture-independent macro
> > definitions from this patch series:
> 
> Interesting...  Whilst it compiles and links with no problems, this cleanup
> has the following detrimental effects:
> 
> None of these patches applied
> 
> 	   text    data     bss     dec     hex filename
> 	1879329   82980  321772 2284081  22da31 vmlinux
> 
> All of these patches applied:
> 
> 	   text    data     bss     dec     hex filename
> 	1879329   87076  321772 2288177  22ea31 vmlinux
> 
> Somewhere it eats an extra page.

This is likely due to moving around the sections and
we have got them in less perfect order.

I also thing 5/6 is wrong as it moves
init_task befoe _edata.

Could you try to back out them one by one
to see which one causes the extra memory waste.

	Sam
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