On Tue, 13 Jul 2010 11:50:24 +0200
Sam Ravnborg <s...@ravnborg.org> wrote:
> From 851e645a7eee68380caaf026eb6d3be118876370 Mon Sep 17 00:00:00 2001
> From: Sam Ravnborg <s...@ravnborg.org>
> Date: Tue, 13 Jul 2010 11:39:42 +0200
> Subject: [PATCH] vmlinux.lds: fix .data..init_task output section
> (fix popwerpc boot)
>
> The .data..init_task output section was missing
> a load offset causing a popwerpc target to fail to boot.
>
> Sean MacLennan tracked it down to the definition of
> INIT_TASK_DATA_SECTION().
>
> There are only two users of INIT_TASK_DATA_SECTION()
> in the kernel today: cris and popwerpc.
> cris do not support relocatable kernels and is thus not
> impacted by this change.
>
> Fix INIT_TASK_DATA_SECTION() to specify load offset like
> all other output sections.
>
> Reported-by: Sean MacLennan <smaclen...@pikatech.com>
> Signed-off-by: Sam Ravnborg <s...@ravnborg.org>
> ---
>
> On the assumption that Sean reports that it fixes
> the warnings/boot issue here is a real patch.
>
> Ben - will you take it via the popwerpc tree
> or shall I ask Michal to take it via kbuild?
>
> Sam
>
> include/asm-generic/vmlinux.lds.h | 2 +-
> 1 files changed, 1 insertions(+), 1 deletions(-)
>
> diff --git a/include/asm-generic/vmlinux.lds.h
> b/include/asm-generic/vmlinux.lds.h index 48c5299..cdfff74 100644
> --- a/include/asm-generic/vmlinux.lds.h
> +++ b/include/asm-generic/vmlinux.lds.h
> @@ -435,7 +435,7 @@
> */
> #define
> INIT_TASK_DATA_SECTION(align)
> \ . = ALIGN(align); \
> - .data..init_task :
> { \
> + .data..init_task : AT(ADDR(.data..init_task) - LOAD_OFFSET)
> { \
> INIT_TASK_DATA(align) \ }
>
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