1 files changed, 5 insertions, 0 deletions

diff --git a/kernel/time/timekeeping.c b/kernel/time/timekeeping.c
index d911c8470149..ca69290bee2a 100644
--- a/kernel/time/timekeeping.c
+++ b/kernel/time/timekeeping.c
@@ -146,6 +146,11 @@ static void tk_set_wall_to_mono(struct timekeeper *tk, struct timespec64 wtm)
 static inline void tk_update_sleep_time(struct timekeeper *tk, ktime_t delta)
 {
         tk->offs_boot = ktime_add(tk->offs_boot, delta);
+        /*
+         * Timespec representation for VDSO update to avoid 64bit division
+         * on every update.
+         */
+        tk->monotonic_to_boot = ktime_to_timespec64(tk->offs_boot);
 }
 
 /*