[S390] qdio: count number of qdio interrupts

Add missing increment for the qdio interrupt counter.

Signed-off-by: Signed-off-by: Jan Glauber <jang@linux.vnet.ibm.com>
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>

diff --git a/drivers/s390/cio/qdio_main.c b/drivers/s390/cio/qdio_main.c
index 88be7b9..1fc8126 100644 (file)
--- a/drivers/s390/cio/qdio_main.c
+++ b/drivers/s390/cio/qdio_main.c
@@ -955,6 +955,9 @@ void qdio_int_handler(struct ccw_device *cdev, unsigned long intparm,
                return;
        }
 
+       if (irq_ptr->perf_stat_enabled)
+               irq_ptr->perf_stat.qdio_int++;
+
        if (IS_ERR(irb)) {
                switch (PTR_ERR(irb)) {
                case -EIO: