[U-Boot] [PATCH 1/1] x86: put global data pointer into the .text section
Bin Meng
bmeng.cn at gmail.com
Sat Oct 13 04:57:48 UTC 2018
Hi Heinrich,
On Sat, Oct 13, 2018 at 9:07 AM Heinrich Schuchardt <xypron.glpk at gmx.de> wrote:
>
> On x86_64 the field global_data_ptr is assigned before relocation. As
> global data sections (.data and .bss) overlap with the relocation sections
Good catch! But I think the x86_64 global data is in the .bss, not
.data. .data is not overlapped with the .rela section.
> (.rela) this destroys the relocation table and leads to spurious errors.
>
> By moving the field to the .text section it will not overlap any relocation
> section anymore.
>
> Fixes: a160092a610f ("x86: Support global_data on x86_64")
> Signed-off-by: Heinrich Schuchardt <xypron.glpk at gmx.de>
> ---
> arch/x86/cpu/x86_64/cpu.c | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
Regards,
Bin
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