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authorHeiko Carstens <heiko.carstens@de.ibm.com>2006-10-11 15:31:26 +0200
committerMartin Schwidefsky <schwidefsky@de.ibm.com>2006-10-11 15:31:26 +0200
commit9d0a57cbdb4976f382eb1c03baee338e467b6592 (patch)
treed224342e631bddc9ccd8b6e2aa89989a9c380182 /arch/s390/kernel
parent53a5fbdc2dff55161a206ed1a1385a8fa8055c34 (diff)
[S390] irq change improvements.
Remove the last few places where a pointer to pt_regs gets passed. Also make sure we call set_irq_regs() before irq_enter() and after irq_exit(). This doesn't fix anything but makes sure s390 looks the same like all other architectures. Signed-off-by: Heiko Carstens <heiko.carstens@de.ibm.com> Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
Diffstat (limited to 'arch/s390/kernel')
-rw-r--r--arch/s390/kernel/s390_ext.c4
-rw-r--r--arch/s390/kernel/vtime.c8
2 files changed, 6 insertions, 6 deletions
diff --git a/arch/s390/kernel/s390_ext.c b/arch/s390/kernel/s390_ext.c
index c49ab8c784d..4faf96f8a83 100644
--- a/arch/s390/kernel/s390_ext.c
+++ b/arch/s390/kernel/s390_ext.c
@@ -117,8 +117,8 @@ void do_extint(struct pt_regs *regs, unsigned short code)
int index;
struct pt_regs *old_regs;
- irq_enter();
old_regs = set_irq_regs(regs);
+ irq_enter();
asm volatile ("mc 0,0");
if (S390_lowcore.int_clock >= S390_lowcore.jiffy_timer)
/**
@@ -134,8 +134,8 @@ void do_extint(struct pt_regs *regs, unsigned short code)
p->handler(code);
}
}
- set_irq_regs(old_regs);
irq_exit();
+ set_irq_regs(old_regs);
}
EXPORT_SYMBOL(register_external_interrupt);
diff --git a/arch/s390/kernel/vtime.c b/arch/s390/kernel/vtime.c
index 1d7d3938b2b..21baaf5496d 100644
--- a/arch/s390/kernel/vtime.c
+++ b/arch/s390/kernel/vtime.c
@@ -209,11 +209,11 @@ static void list_add_sorted(struct vtimer_list *timer, struct list_head *head)
* Do the callback functions of expired vtimer events.
* Called from within the interrupt handler.
*/
-static void do_callbacks(struct list_head *cb_list, struct pt_regs *regs)
+static void do_callbacks(struct list_head *cb_list)
{
struct vtimer_queue *vt_list;
struct vtimer_list *event, *tmp;
- void (*fn)(unsigned long, struct pt_regs*);
+ void (*fn)(unsigned long);
unsigned long data;
if (list_empty(cb_list))
@@ -224,7 +224,7 @@ static void do_callbacks(struct list_head *cb_list, struct pt_regs *regs)
list_for_each_entry_safe(event, tmp, cb_list, entry) {
fn = event->function;
data = event->data;
- fn(data, regs);
+ fn(data);
if (!event->interval)
/* delete one shot timer */
@@ -275,7 +275,7 @@ static void do_cpu_timer_interrupt(__u16 error_code)
list_move_tail(&event->entry, &cb_list);
}
spin_unlock(&vt_list->lock);
- do_callbacks(&cb_list, get_irq_regs());
+ do_callbacks(&cb_list);
/* next event is first in list */
spin_lock(&vt_list->lock);