diff options
Diffstat (limited to 'drivers/s390')
| -rw-r--r-- | drivers/s390/char/sclp_quiesce.c | 37 |
1 files changed, 3 insertions, 34 deletions
diff --git a/drivers/s390/char/sclp_quiesce.c b/drivers/s390/char/sclp_quiesce.c index 76956c2131cd..ade721467804 100644 --- a/drivers/s390/char/sclp_quiesce.c +++ b/drivers/s390/char/sclp_quiesce.c @@ -18,10 +18,6 @@ #include "sclp.h" -static void (*old_machine_restart)(char *); -static void (*old_machine_halt)(void); -static void (*old_machine_power_off)(void); - /* Shutdown handler. Signal completion of shutdown by loading special PSW. */ static void do_machine_quiesce(void) { @@ -37,42 +33,15 @@ static void do_machine_quiesce(void) /* Handler for quiesce event. Start shutdown procedure. */ static void sclp_quiesce_handler(struct evbuf_header *evbuf) { - if (_machine_restart != (void *) do_machine_quiesce) { - old_machine_restart = _machine_restart; - old_machine_halt = _machine_halt; - old_machine_power_off = _machine_power_off; - _machine_restart = (void *) do_machine_quiesce; - _machine_halt = do_machine_quiesce; - _machine_power_off = do_machine_quiesce; - } + _machine_restart = (void *) do_machine_quiesce; + _machine_halt = do_machine_quiesce; + _machine_power_off = do_machine_quiesce; ctrl_alt_del(); } -/* Undo machine restart/halt/power_off modification on resume */ -static void sclp_quiesce_pm_event(struct sclp_register *reg, - enum sclp_pm_event sclp_pm_event) -{ - switch (sclp_pm_event) { - case SCLP_PM_EVENT_RESTORE: - if (old_machine_restart) { - _machine_restart = old_machine_restart; - _machine_halt = old_machine_halt; - _machine_power_off = old_machine_power_off; - old_machine_restart = NULL; - old_machine_halt = NULL; - old_machine_power_off = NULL; - } - break; - case SCLP_PM_EVENT_FREEZE: - case SCLP_PM_EVENT_THAW: - break; - } -} - static struct sclp_register sclp_quiesce_event = { .receive_mask = EVTYP_SIGQUIESCE_MASK, .receiver_fn = sclp_quiesce_handler, - .pm_event_fn = sclp_quiesce_pm_event }; /* Initialize quiesce driver. */ |