1 files changed, 4 insertions, 0 deletions

diff --git a/kernel/time/clocksource.c b/kernel/time/clocksource.c
index 665985b0a89a..93621ae718d3 100644
--- a/kernel/time/clocksource.c
+++ b/kernel/time/clocksource.c
@@ -141,6 +141,10 @@ static void __clocksource_unstable(struct clocksource *cs)
 {
         cs->flags &= ~(CLOCK_SOURCE_VALID_FOR_HRES | CLOCK_SOURCE_WATCHDOG);
         cs->flags |= CLOCK_SOURCE_UNSTABLE;
+
+        if (cs->mark_unstable)
+                cs->mark_unstable(cs);
+
         if (finished_booting)
                 schedule_work(&watchdog_work);
 }