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: Tony Luck <tony.luck@intel.com>
Cc: Fenghua Yu <redacted>
Signed-off-by: Guenter Roeck <linux@roeck-us.net>
---
 arch/ia64/kernel/process.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/arch/ia64/kernel/process.c b/arch/ia64/kernel/process.c
index deed6fa..489b0d8 100644
--- a/arch/ia64/kernel/process.c
+++ b/arch/ia64/kernel/process.c

@@ -677,6 +677,8 @@ machine_power_off (void)
 {
 	if (pm_power_off)
 		pm_power_off();
+	else
+		do_kernel_poweroff();
 	machine_halt();
 }
 

-- 
1.9.1