Re: [PATCH] PowerPC:kernel: section mismatch from smp_release_cpusto __initdata spinning_secondaries

From: Chen Gang
Date: Mon Mar 25 2013 - 00:29:21 EST


Hello Maintainers:

could you help check this patch whether is ok ?

thanks.


On 2013å03æ20æ 14:30, Chen Gang wrote:
>
> the smp_release_cpus is a normal funciton and called in normal environments,
> but it calls the __initdata spinning_secondaries.
> need modify spinning_secondaries to match smp_release_cpus.
>
> the related warning:
> (the linker report boot_paca.33377, but it should be spinning_secondaries)
>
> -----------------------------------------------------------------------------
>
> WARNING: arch/powerpc/kernel/built-in.o(.text+0x23176): Section mismatch in reference from the function .smp_release_cpus() to the variable .init.data:boot_paca.33377
> The function .smp_release_cpus() references
> the variable __initdata boot_paca.33377.
> This is often because .smp_release_cpus lacks a __initdata
> annotation or the annotation of boot_paca.33377 is wrong.
>
> WARNING: arch/powerpc/kernel/built-in.o(.text+0x231fe): Section mismatch in reference from the function .smp_release_cpus() to the variable .init.data:boot_paca.33377
> The function .smp_release_cpus() references
> the variable __initdata boot_paca.33377.
> This is often because .smp_release_cpus lacks a __initdata
> annotation or the annotation of boot_paca.33377 is wrong.
>
> -----------------------------------------------------------------------------
>
>
>
> Signed-off-by: Chen Gang <gang.chen@xxxxxxxxxxx>
> ---
> arch/powerpc/kernel/setup_64.c | 2 +-
> 1 files changed, 1 insertions(+), 1 deletions(-)
>
> diff --git a/arch/powerpc/kernel/setup_64.c b/arch/powerpc/kernel/setup_64.c
> index 75fbaceb..e8a2f2e 100644
> --- a/arch/powerpc/kernel/setup_64.c
> +++ b/arch/powerpc/kernel/setup_64.c
> @@ -76,7 +76,7 @@
> #endif
>
> int boot_cpuid = 0;
> -int __initdata spinning_secondaries;
> +int spinning_secondaries;
> u64 ppc64_pft_size;
>
> /* Pick defaults since we might want to patch instructions
>


--
Chen Gang

Asianux Corporation
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