When we know next expired timer is later than current jiffies, we don't need to call collect_expired_timers() again checking empty hlists.
Signed-off-by: Zhenzhong Duan <[email protected]> --- kernel/time/timer.c | 3 +-- 1 files changed, 1 insertions(+), 2 deletions(-) diff --git a/kernel/time/timer.c b/kernel/time/timer.c index f2674a0..02be824 100644 --- a/kernel/time/timer.c +++ b/kernel/time/timer.c @@ -1560,8 +1560,7 @@ static int collect_expired_timers(struct timer_base *base, * jiffies, otherwise forward to the next expiry time: */ if (time_after(next, jiffies)) { - /* The call site will increment clock! */ - base->clk = jiffies - 1; + base->clk = jiffies; return 0; } base->clk = next; -- 1.7.3
