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SubjectRe: [PATCH 2/2] linker script: unify usage of discard definition
On Wed, Jul 08, 2009 at 06:27:12PM +0900, Tejun Heo wrote:
> Discarded sections in different archs share some commonality but have
> considerable differences. This led to linker script for each arch
> implementing its own /DISCARD/ definition, which makes maintaining
> tedious and adding new entries error-prone.
>
> This patch makes all linker scripts to move discard definitions to the
> end of the linker script and use the common DISCARDS macro. As ld
> uses the first matching section definition, archs can include default
> discarded sections by including them earlier in the linker script.
>
> ia64 is notable because it first throws away some ia64 specific
> subsections and then include the rest of the sections into the final
> image, so those sections must be discarded before the inclusion.
>
> defconfig compile tested for x86, x86-64, powerpc, powerpc64, ia64,
> alpha, sparc, sparc64 and s390. Michal Simek tested microblaze.
>
> Signed-off-by: Tejun Heo <tj@kernel.org>
> Acked-by: Paul Mundt <lethal@linux-sh.org>
> Acked-by: Mike Frysinger <vapier@gentoo.org>
> Tested-by: Michal Simek <monstr@monstr.eu>
> Cc: linux-arch@vger.kernel.org
> Cc: Michal Simek <monstr@monstr.eu>
> Cc: microblaze-uclinux@itee.uq.edu.au
> Cc: Sam Ravnborg <sam@ravnborg.org>
> Cc: Tony Luck <tony.luck@intel.com>

Patch looks good - thanks!

Acked-by: Sam Ravnborg <sam@ravnborg.org>

Sam


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