Reviewed-by: Huacai Chen <chenhuacai@xxxxxxxxxxx>
On Sat, Sep 7, 2024 at 4:27 PM Bibo Mao <maobibo@xxxxxxxxxxx> wrote:
>
> Function smp_prepare_boot_cpu() is only called at boot stage, here
> mark it as __init.
>
> Signed-off-by: Bibo Mao <maobibo@xxxxxxxxxxx>
> ---
> arch/loongarch/kernel/smp.c | 2 +-
> arch/mips/kernel/smp.c | 2 +-
> arch/powerpc/kernel/smp.c | 2 +-
> include/linux/smp.h | 2 +-
> 4 files changed, 4 insertions(+), 4 deletions(-)
>
> diff --git a/arch/loongarch/kernel/smp.c b/arch/loongarch/kernel/smp.c
> index ca405ab86aae..be2655c4c414 100644
> --- a/arch/loongarch/kernel/smp.c
> +++ b/arch/loongarch/kernel/smp.c
> @@ -476,7 +476,7 @@ core_initcall(ipi_pm_init);
> #endif
>
> /* Preload SMP state for boot cpu */
> -void smp_prepare_boot_cpu(void)
> +void __init smp_prepare_boot_cpu(void)
> {
> unsigned int cpu, node, rr_node;
>
> diff --git a/arch/mips/kernel/smp.c b/arch/mips/kernel/smp.c
> index 0362fc5df7b0..39e193cad2b9 100644
> --- a/arch/mips/kernel/smp.c
> +++ b/arch/mips/kernel/smp.c
> @@ -439,7 +439,7 @@ void __init smp_prepare_cpus(unsigned int max_cpus)
> }
>
> /* preload SMP state for boot cpu */
> -void smp_prepare_boot_cpu(void)
> +void __init smp_prepare_boot_cpu(void)
> {
> if (mp_ops->prepare_boot_cpu)
> mp_ops->prepare_boot_cpu();
> diff --git a/arch/powerpc/kernel/smp.c b/arch/powerpc/kernel/smp.c
> index 46e6d2cd7a2d..4ab9b8cee77a 100644
> --- a/arch/powerpc/kernel/smp.c
> +++ b/arch/powerpc/kernel/smp.c
> @@ -1166,7 +1166,7 @@ void __init smp_prepare_cpus(unsigned int max_cpus)
> cpu_smt_set_num_threads(num_threads, threads_per_core);
> }
>
> -void smp_prepare_boot_cpu(void)
> +void __init smp_prepare_boot_cpu(void)
> {
> BUG_ON(smp_processor_id() != boot_cpuid);
> #ifdef CONFIG_PPC64
> diff --git a/include/linux/smp.h b/include/linux/smp.h
> index fcd61dfe2af3..6a0813c905d0 100644
> --- a/include/linux/smp.h
> +++ b/include/linux/smp.h
> @@ -109,7 +109,7 @@ static inline void on_each_cpu_cond(smp_cond_func_t cond_func,
> * Architecture specific boot CPU setup. Defined as empty weak function in
> * init/main.c. Architectures can override it.
> */
> -void smp_prepare_boot_cpu(void);
> +void __init smp_prepare_boot_cpu(void);
>
> #ifdef CONFIG_SMP
>
>
> base-commit: b31c4492884252a8360f312a0ac2049349ddf603
> --
> 2.39.3
>
