Let the core do the irq_desc resolution.
No functional change.
Signed-off-by: Thomas Gleixner <tglx@xxxxxxxxxxxxx>
Cc: Martin Schwidefsky <schwidefsky@xxxxxxxxxx>
Cc: s390 <linux-s390@xxxxxxxxxxxxxxx>
---
drivers/s390/cio/cio.c | 5 +----
1 file changed, 1 insertion(+), 4 deletions(-)
Index: tip/drivers/s390/cio/cio.c
===================================================================
--- tip.orig/drivers/s390/cio/cio.c
+++ tip/drivers/s390/cio/cio.c
@@ -584,8 +584,6 @@ static irqreturn_t do_cio_interrupt(int
return IRQ_HANDLED;
}
-static struct irq_desc *irq_desc_io;
-
static struct irqaction io_interrupt = {
.name = "IO",
.handler = do_cio_interrupt,
@@ -596,7 +594,6 @@ void __init init_cio_interrupts(void)
irq_set_chip_and_handler(IO_INTERRUPT,
&dummy_irq_chip, handle_percpu_irq);
setup_irq(IO_INTERRUPT, &io_interrupt);
- irq_desc_io = irq_to_desc(IO_INTERRUPT);
}
#ifdef CONFIG_CCW_CONSOLE
@@ -623,7 +620,7 @@ void cio_tsch(struct subchannel *sch)
local_bh_disable();
irq_enter();
}
- kstat_incr_irqs_this_cpu(IO_INTERRUPT, irq_desc_io);
+ kstat_incr_irq_this_cpu(IO_INTERRUPT);
if (sch->driver && sch->driver->irq)
sch->driver->irq(sch);
else
--
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