On 30/09/14 19:00, 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: Konrad Rzeszutek Wilk <konrad.w...@oracle.com>
> Cc: Boris Ostrovsky <boris.ostrov...@oracle.com>
> Cc: Thomas Gleixner <t...@linutronix.de>
> Cc: Ingo Molnar <mi...@redhat.com>
> Cc: H. Peter Anvin <h...@zytor.com>
> Signed-off-by: Guenter Roeck <li...@roeck-us.net>
> ---
> arch/x86/xen/enlighten.c | 2 ++
> 1 file changed, 2 insertions(+)
>
> diff --git a/arch/x86/xen/enlighten.c b/arch/x86/xen/enlighten.c
> index c0cb11f..645d00f 100644
> --- a/arch/x86/xen/enlighten.c
> +++ b/arch/x86/xen/enlighten.c
> @@ -1322,6 +1322,8 @@ static void xen_machine_power_off(void)
> {
> if (pm_power_off)
> pm_power_off();
> + else
> + do_kernel_poweroff();
Why isn't this if (pm_power_off) check in do_kernel_poweroff()?
That way when you finally remove pm_power_off you need only update one
place. A quick skim of the other archs suggest this would work for them
too.
David
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