aboutsummaryrefslogtreecommitdiff
path: root/arch/s390/kernel/time.c
diff options
context:
space:
mode:
Diffstat (limited to 'arch/s390/kernel/time.c')
-rw-r--r--arch/s390/kernel/time.c6
1 files changed, 5 insertions, 1 deletions
diff --git a/arch/s390/kernel/time.c b/arch/s390/kernel/time.c
index f754a6dc4f9..9e7b039458d 100644
--- a/arch/s390/kernel/time.c
+++ b/arch/s390/kernel/time.c
@@ -15,6 +15,7 @@
#define KMSG_COMPONENT "time"
#define pr_fmt(fmt) KMSG_COMPONENT ": " fmt
+#include <linux/kernel_stat.h>
#include <linux/errno.h>
#include <linux/module.h>
#include <linux/sched.h>
@@ -37,6 +38,7 @@
#include <linux/clocksource.h>
#include <linux/clockchips.h>
#include <linux/gfp.h>
+#include <linux/kprobes.h>
#include <asm/uaccess.h>
#include <asm/delay.h>
#include <asm/s390_ext.h>
@@ -60,7 +62,7 @@ static DEFINE_PER_CPU(struct clock_event_device, comparators);
/*
* Scheduler clock - returns current time in nanosec units.
*/
-unsigned long long notrace sched_clock(void)
+unsigned long long notrace __kprobes sched_clock(void)
{
return (get_clock_monotonic() * 125) >> 9;
}
@@ -159,6 +161,7 @@ static void clock_comparator_interrupt(unsigned int ext_int_code,
unsigned int param32,
unsigned long param64)
{
+ kstat_cpu(smp_processor_id()).irqs[EXTINT_CLK]++;
if (S390_lowcore.clock_comparator == -1ULL)
set_clock_comparator(S390_lowcore.clock_comparator);
}
@@ -169,6 +172,7 @@ static void stp_timing_alert(struct stp_irq_parm *);
static void timing_alert_interrupt(unsigned int ext_int_code,
unsigned int param32, unsigned long param64)
{
+ kstat_cpu(smp_processor_id()).irqs[EXTINT_TLA]++;
if (param32 & 0x00c40000)
etr_timing_alert((struct etr_irq_parm *) &param32);
if (param32 & 0x00038000)