linux-kernel - [PATCH 2/3] build system: section garbage collection for vmlinux

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Message-Id: <200709051449.22567.vda.linux@googlemail.com>
Date:	Wed, 5 Sep 2007 14:49:22 +0100
From:	Denys Vlasenko <vda.linux@...glemail.com>
To:	sam@...nborg.org
Cc:	kai@...maschewski.name, linux-kernel@...r.kernel.org
Subject: [PATCH 2/3] build system: section garbage collection for vmlinux

On Wednesday 05 September 2007 14:47, 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).

Part 2: fix x86_64 vdso linker script to not produce
broken vdso image with gcc -ffunction-sections -fdata-sections.

Does not affect normal build.
--
vda

View attachment "linux-2.6.23-rc4.2.vdso.lds.patch" of type "text/x-diff" (759 bytes)