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-rw-r--r--kernel/time/timekeeping.c5
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);
}
/*