diff options
Diffstat (limited to 'kernel/power/poweroff.c')
| -rw-r--r-- | kernel/power/poweroff.c | 12 |
1 files changed, 7 insertions, 5 deletions
diff --git a/kernel/power/poweroff.c b/kernel/power/poweroff.c index 678ec736076..7ef6866b521 100644 --- a/kernel/power/poweroff.c +++ b/kernel/power/poweroff.c @@ -10,6 +10,7 @@ #include <linux/pm.h> #include <linux/workqueue.h> #include <linux/reboot.h> +#include <linux/cpumask.h> /* * When the user hits Sys-Rq o to power down the machine this is the @@ -23,19 +24,20 @@ static void do_poweroff(struct work_struct *dummy) static DECLARE_WORK(poweroff_work, do_poweroff); -static void handle_poweroff(int key, struct tty_struct *tty) +static void handle_poweroff(int key) { - schedule_work(&poweroff_work); + /* run sysrq poweroff on boot cpu */ + schedule_work_on(cpumask_first(cpu_online_mask), &poweroff_work); } static struct sysrq_key_op sysrq_poweroff_op = { .handler = handle_poweroff, - .help_msg = "powerOff", + .help_msg = "poweroff(o)", .action_msg = "Power Off", - .enable_mask = SYSRQ_ENABLE_BOOT, + .enable_mask = SYSRQ_ENABLE_BOOT, }; -static int pm_sysrq_init(void) +static int __init pm_sysrq_init(void) { register_sysrq_key('o', &sysrq_poweroff_op); return 0; |