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-rw-r--r--arch/arm/kernel/sched_clock.c18
1 files changed, 18 insertions, 0 deletions
diff --git a/arch/arm/kernel/sched_clock.c b/arch/arm/kernel/sched_clock.c
index 5416c7c..27d186a 100644
--- a/arch/arm/kernel/sched_clock.c
+++ b/arch/arm/kernel/sched_clock.c
@@ -10,6 +10,7 @@
#include <linux/jiffies.h>
#include <linux/kernel.h>
#include <linux/sched.h>
+#include <linux/syscore_ops.h>
#include <linux/timer.h>
#include <asm/sched_clock.h>
@@ -164,3 +165,20 @@ void __init sched_clock_postinit(void)
sched_clock_poll(sched_clock_timer.data);
}
+
+static int sched_clock_suspend(void)
+{
+ sched_clock_poll(sched_clock_timer.data);
+ return 0;
+}
+
+static struct syscore_ops sched_clock_ops = {
+ .suspend = sched_clock_suspend,
+};
+
+static int __init sched_clock_syscore_init(void)
+{
+ register_syscore_ops(&sched_clock_ops);
+ return 0;
+}
+device_initcall(sched_clock_syscore_init);