Hi Rafael, FYI, kernel build failed on tree: git://git.kernel.org/pub/scm/linux/kernel/git/rafael/linux-pm.git linux-next head: 9ea3f7070730c4148694904a335825f7e4540604 commit: a2c2042496a64a555ae383a90bc0ab17f37e92f4 [9/38] timekeeping: Add suspend and resume of clock event devices config: cris-etrax-100lx_v2_defconfig (attached as .config) All related error/warning messages: kernel/time/timekeeping.c: In function 'timekeeping_resume': kernel/time/timekeeping.c:736:2: error: implicit declaration of function 'clockevents_resume' [-Werror=implicit-function-declaration] kernel/time/timekeeping.c: In function 'timekeeping_suspend': kernel/time/timekeeping.c:795:2: error: implicit declaration of function 'clockevents_suspend' [-Werror=implicit-function-declaration] cc1: some warnings being treated as errors vim +736 kernel/time/timekeeping.c 733 734 read_persistent_clock(&ts); 735 > 736 clockevents_resume(); 737 clocksource_resume(); 738 739 write_seqlock_irqsave(&timekeeper.lock, flags); --- 0-DAY kernel build testing backend Open Source Technology Centre Fengguang Wu Intel Corporation