linux-kernel - Re: [PATCH 1/3] build system: section garbage collection for vmlinux

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Date:	Wed, 5 Sep 2007 22:07:50 +0200
From:	Sam Ravnborg <sam@...nborg.org>
To:	Denys Vlasenko <vda.linux@...glemail.com>
Cc:	kai@...maschewski.name, linux-kernel@...r.kernel.org
Subject: Re: [PATCH 1/3] build system: section garbage collection for vmlinux

On Wed, Sep 05, 2007 at 02:47:00PM +0100, Denys Vlasenko wrote:
> On Wednesday 05 September 2007 14:43, Denys Vlasenko wrote:
> > These patches fix section names and add
> > CONFIG_DISCARD_UNUSED_SECTIONS. It is not enabled
> > unconditionally because only newest binutils have
> > ld --gc-sections which is stable enough for kernel use.
> > IOW: this is an experimental feature for now.
> 
> Part 1: fix section names over entire source (all arches).
> 
> Patch is big and boring global s/.text.lock/.text_lock/
> type thing.

The normal naming scheme seems to be:
.<usage>.text so in your example it would be: .lock.text
See the naming og init and exit sections (that was renamed
during 2.5 to be compatible with -ffunction-sections).

	Sam
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