Re: [RFC PATCH 05/16] arm64: support poweroff through poweroff handler call chain

[Catalin Marinas <catalin.marinas@xxxxxxx>]

On Tue, Sep 30, 2014 at 07:00:45PM +0100, Guenter Roeck wrote:
> The kernel core now supports a poweroff handler call chain
> to remove power from the system. Call it if pm_power_off
> is set to NULL.
> 
> Cc: Catalin Marinas <catalin.marinas@xxxxxxx>
> Cc: Will Deacon <will.deacon@xxxxxxx>
> Signed-off-by: Guenter Roeck <linux@xxxxxxxxxxxx>
> ---
>  arch/arm64/kernel/process.c | 2 ++
>  1 file changed, 2 insertions(+)
> 
> diff --git a/arch/arm64/kernel/process.c b/arch/arm64/kernel/process.c
> index 398ab05..cc0c63e 100644
> --- a/arch/arm64/kernel/process.c
> +++ b/arch/arm64/kernel/process.c
> @@ -157,6 +157,8 @@ void machine_power_off(void)
>  	smp_send_stop();
>  	if (pm_power_off)
>  		pm_power_off();
> +	else
> +		do_kernel_poweroff();

Acked-by: Catalin Marinas <catalin.marinas@xxxxxxx>

As others already stated, I think we should eventually remove
pm_power_off entirely.

Catalin
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