commit 355eb4022b92349f70cd69ce5b9572c71c0be226
author Heiko Carstens <heiko.carstens@de.ibm.com> Wed Jan 05 12:47:36 2011 +0100
committer Martin Schwidefsky <sky@mschwide.boeblingen.de.ibm.com> Wed Jan 05 12:47:26 2011 +0100
tree 638e77a5f8635f234bc1283ce9e1986756dfdd75
parent 096a61682e86090e4e74118ff6fa6858ca73aa58

[S390] claw: add support for irq statistics

Add support for CLAW 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>

drivers/s390/net/claw.c

diff --git a/drivers/s390/net/claw.c b/drivers/s390/net/claw.c
index 8e4153d..ce3a5c1 100644
--- a/drivers/s390/net/claw.c
+++ b/drivers/s390/net/claw.c
@@ -63,6 +63,7 @@
 
 #define KMSG_COMPONENT "claw"
 
+#include <linux/kernel_stat.h>
 #include <asm/ccwdev.h>
 #include <asm/ccwgroup.h>
 #include <asm/debug.h>
@@ -640,6 +641,7 @@
         struct claw_env  *p_env;
         struct chbk *p_ch_r=NULL;
 
+	kstat_cpu(smp_processor_id()).irqs[IOINT_CLW]++;
 	CLAW_DBF_TEXT(4, trace, "clawirq");
         /* Bypass all 'unsolicited interrupts' */
 	privptr = dev_get_drvdata(&cdev->dev);