Re: Section mismatch warning when linking modules.

On Jan 29, 2008 10:00 PM, Régis Odeyé <[email protected]> wrote:
> Hi,
> I applied the kdb v4.4 2.6.18 patches against a RHEL5 kernel and, with
> some light adaptations, it is working properly.
> Nevertheless, during the link of the kernel modules, I get the following
> warning from MODPOST:
> [root@emitest4 linux-2.6.18.i386]# make modules
>  CHK     include/linux/version.h
>  CHK     include/linux/utsrelease.h
>  Building modules, stage 2.
>  MODPOST
> WARNING: vmlinux - Section mismatch: reference to .init.data:boot_params
> from .text between '_text' (at offset 0xc0400029) and 'startup_32_smp'
> WARNING: vmlinux - Section mismatch: reference to .init.data:boot_params
> from .text between '_text' (at offset 0xc0400037) and 'startup_32_smp'
> WARNING: vmlinux - Section mismatch: reference to
> .init.data:init_pg_tables_end from .text between '_text' (at offset
> 0xc0400099) and 'startup_32_smp'
> WARNING: vmlinux - Section mismatch: reference to
> .init.data:new_cpu_data from .text between 'checkCPUtype' (at offset
> 0xc0400126) and 'is486'
> WARNING: vmlinux - Section mismatch: reference to
> .init.data:new_cpu_data from .text between 'checkCPUtype' (at offset
> 0xc0400130) and 'is486'
> ...
>
> I would like to be sure that this can not lead to any troubles.
> Is there anyone who get this warning before ? Any clue to fix this ?
> It seems to be related to the modification in vmlinux.lds.S but I'm not
> very familiar with ld script.
>
> Regards
> Régis Odeyé
>
>
>
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Well, I feel you can directly ignore this message.I think it's
harmless and I suspect that it has nothing to do with kdb.

Regards
Jason

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