Commit 41115582 authored by Heiko Carstens's avatar Heiko Carstens
Browse files

s390/time: improve comparison for tod steering 



It doesn't make sense to add zero shifted by 15. It's still zero.

Signed-off-by: default avatarHeiko Carstens <hca@linux.ibm.com>
parent 555701a7

arch/s390/kernel/time.c

+1 −1
Original line number Diff line number Diff line
@@ -237,7 +237,7 @@ static u64 read_tod_clock(struct clocksource *cs) 
	preempt_disable(); /* protect from changes to steering parameters */

	now = get_tod_clock();

	adj = tod_steering_end - now;

	if (unlikely((s64) adj >= 0))

	if (unlikely((s64) adj > 0))

		/*

		 * manually steer by 1 cycle every 2^16 cycles. This

		 * corresponds to shifting the tod delta by 15. 1s is