[S390] oprofile: add missing irq stats counter
Count CPU measurement external interrupts as well.
Signed-off-by: Heiko Carstens <heiko.carstens@de.ibm.com>
diff --git a/arch/s390/oprofile/hwsampler.c b/arch/s390/oprofile/hwsampler.c
index 8e686bf..cb4338c 100644
--- a/arch/s390/oprofile/hwsampler.c
+++ b/arch/s390/oprofile/hwsampler.c
@@ -5,6 +5,7 @@
* Author: Heinz Graalfs <graalfs@de.ibm.com>
*/
+#include <linux/kernel_stat.h>
#include <linux/kernel.h>
#include <linux/module.h>
#include <linux/smp.h>
@@ -677,6 +678,7 @@
int cpu;
struct hws_cpu_buffer *cb;
+ kstat_cpu(smp_processor_id()).irqs[EXTINT_CPM]++;
cpu = smp_processor_id();
cb = &per_cpu(sampler_cpu_buffer, cpu);