diff options
Diffstat (limited to 'arch/parisc/kernel/process.c')
| -rw-r--r-- | arch/parisc/kernel/process.c | 18 |
1 files changed, 15 insertions, 3 deletions
diff --git a/arch/parisc/kernel/process.c b/arch/parisc/kernel/process.c index 4516a5b53f38..40ea7b432f00 100644 --- a/arch/parisc/kernel/process.c +++ b/arch/parisc/kernel/process.c @@ -58,6 +58,7 @@ #include <asm/asm-offsets.h> #include <asm/assembly.h> #include <asm/pdc.h> +#include <asm/pdcpat.h> #include <asm/pdc_chassis.h> #include <asm/pgalloc.h> #include <asm/unwind.h> @@ -116,6 +117,19 @@ void machine_halt(void) ** The LED/ChassisCodes are updated by the led_halt() ** function, called by the reboot notifier chain. */ + + /* prevent soft lockup/stalled CPU messages for endless loop. */ + rcu_sysrq_start(); + + /* stop all CPUs but the current one. */ + smp_send_stop(); + + /* stop current CPU if possible. */ + if (is_pdc_pat()) + pdc_pat_cpu_stop_cpu(0, 0); + + /* wait until power down. */ + while (1) ; } void (*chassis_power_off)(void); @@ -143,9 +157,7 @@ void machine_power_off(void) printk(KERN_EMERG "System shut down completed.\n" "Please power this system off now."); - /* prevent soft lockup/stalled CPU messages for endless loop. */ - rcu_sysrq_start(); - for (;;); + machine_halt(); } void (*pm_power_off)(void) = machine_power_off; |