s390/irq: rework irq subclass handling
Let's not add a function for every external interrupt subclass for
which we need reference counting. Just have two register/unregister
functions which have a subclass parameter:
void irq_subclass_register(enum irq_subclass subclass);
void irq_subclass_unregister(enum irq_subclass subclass);
Signed-off-by: Heiko Carstens <heiko.carstens@de.ibm.com>
diff --git a/arch/s390/oprofile/hwsampler.c b/arch/s390/oprofile/hwsampler.c
index b5b2916..231ceca 100644
--- a/arch/s390/oprofile/hwsampler.c
+++ b/arch/s390/oprofile/hwsampler.c
@@ -1001,7 +1001,7 @@
if (hws_state != HWS_STOPPED)
goto deallocate_exit;
- measurement_alert_subclass_unregister();
+ irq_subclass_unregister(IRQ_SUBCLASS_MEASUREMENT_ALERT);
deallocate_sdbt();
hws_state = HWS_DEALLOCATED;
@@ -1115,7 +1115,7 @@
mutex_lock(&hws_sem);
if (hws_state == HWS_STOPPED) {
- measurement_alert_subclass_unregister();
+ irq_subclass_unregister(IRQ_SUBCLASS_MEASUREMENT_ALERT);
deallocate_sdbt();
}
if (hws_wq) {
@@ -1190,7 +1190,7 @@
hws_oom = 1;
hws_flush_all = 0;
/* now let them in, 1407 CPUMF external interrupts */
- measurement_alert_subclass_register();
+ irq_subclass_register(IRQ_SUBCLASS_MEASUREMENT_ALERT);
return 0;
}