cpuidle: menu: fixed wrapping timers at 4.294 seconds

[karo-tx-linux.git] / drivers / cpuidle / governors / menu.c

diff --git a/drivers/cpuidle/governors/menu.c b/drivers/cpuidle/governors/menu.c
index 1b128702d300bc5a07ba7ec09f03ec83f3b11b43..fa0787bb8251573ff3737e4a1ca034452f7b395f 100644 (file)
--- a/drivers/cpuidle/governors/menu.c
+++ b/drivers/cpuidle/governors/menu.c
@@ -236,6 +236,7 @@ static int menu_select(struct cpuidle_device *dev)
        int latency_req = pm_qos_request(PM_QOS_CPU_DMA_LATENCY);
        int i;
        int multiplier;
+       struct timespec t;
 
        if (data->needs_update) {
                menu_update(dev);
@@ -250,8 +251,9 @@ static int menu_select(struct cpuidle_device *dev)
                return 0;
 
        /* determine the expected residency time, round up */
+       t = ktime_to_timespec(tick_nohz_get_sleep_length());
        data->expected_us =
-           DIV_ROUND_UP((u32)ktime_to_ns(tick_nohz_get_sleep_length()), 1000);
+               t.tv_sec * USEC_PER_SEC + t.tv_nsec / NSEC_PER_USEC;
 
 
        data->bucket = which_bucket(data->expected_us);