summaryrefslogtreecommitdiffstats
path: root/drivers/s390
diff options
context:
space:
mode:
authorHeiko Carstens <heiko.carstens@de.ibm.com>2011-01-05 12:47:32 +0100
committerMartin Schwidefsky <sky@mschwide.boeblingen.de.ibm.com>2011-01-05 12:47:25 +0100
commit3fe22f6bfd6f81aafd140d69578d3a2c39674664 (patch)
tree299ea61e404e827d67b4b834bb0c189c631af62b /drivers/s390
parent12fae5858cd97181c92472c9bb5f098a7eca2ffe (diff)
downloadop-kernel-dev-3fe22f6bfd6f81aafd140d69578d3a2c39674664.zip
op-kernel-dev-3fe22f6bfd6f81aafd140d69578d3a2c39674664.tar.gz
[S390] 3270: add support for irq statistics
Add support for 3270 I/O interrupt statistics in /proc/interrupts. Signed-off-by: Heiko Carstens <heiko.carstens@de.ibm.com> Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
Diffstat (limited to 'drivers/s390')
-rw-r--r--drivers/s390/char/raw3270.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/drivers/s390/char/raw3270.c b/drivers/s390/char/raw3270.c
index 2a4c566..96ba2fd 100644
--- a/drivers/s390/char/raw3270.c
+++ b/drivers/s390/char/raw3270.c
@@ -7,6 +7,7 @@
* Copyright IBM Corp. 2003, 2009
*/
+#include <linux/kernel_stat.h>
#include <linux/module.h>
#include <linux/err.h>
#include <linux/init.h>
@@ -329,6 +330,7 @@ raw3270_irq (struct ccw_device *cdev, unsigned long intparm, struct irb *irb)
struct raw3270_request *rq;
int rc;
+ kstat_cpu(smp_processor_id()).irqs[IOINT_C70]++;
rp = dev_get_drvdata(&cdev->dev);
if (!rp)
return;
OpenPOWER on IntegriCloud