[PATCH 1/3] arch: Export machine_restart() instances so they can be called from modules

[Catalin Marinas]

On Thu, Aug 05, 2021 at 08:50:30AM +0100, Lee Jones wrote:
> diff --git a/arch/arm64/kernel/process.c b/arch/arm64/kernel/process.c
> index b4bb67f17a2ca..cf89ce91d7145 100644
> --- a/arch/arm64/kernel/process.c
> +++ b/arch/arm64/kernel/process.c
> @@ -212,6 +212,7 @@ void machine_restart(char *cmd)
>  	printk("Reboot failed -- System halted\n");
>  	while (1);
>  }
> +EXPORT_SYMBOL(machine_restart);

Should we make this EXPORT_SYMBOL_GPL? I suppose it's not for general
use by out of tree drivers and it matches the other pm_power_off symbol
we export in this file.

Either way:

Acked-by: Catalin Marinas <catalin.marinas at arm.com>