Hi Peter, [auto build test ERROR on tip/sched/core] [also build test ERROR on v4.9-rc7 next-20161128] [if your patch is applied to the wrong git tree, please drop us a note to help improve the system]
url: https://github.com/0day-ci/linux/commits/Jacob-Pan/Stop-sched-tick-in-idle-injection-task/20161129-062641 config: i386-randconfig-x007-201648 (attached as .config) compiler: gcc-6 (Debian 6.2.0-3) 6.2.0 20160901 reproduce: # save the attached .config to linux build tree make ARCH=i386 Note: the linux-review/Jacob-Pan/Stop-sched-tick-in-idle-injection-task/20161129-062641 HEAD 84bf4b8c5cda5c3d80df1d46e4e4f7e3f5ad31a6 builds fine. It only hurts bisectibility. All errors (new ones prefixed by >>): kernel/sched/idle.c: In function 'play_idle': >> kernel/sched/idle.c:304:2: error: implicit declaration of function >> 'cpuidle_use_deepest_state' [-Werror=implicit-function-declaration] cpuidle_use_deepest_state(true); ^~~~~~~~~~~~~~~~~~~~~~~~~ cc1: some warnings being treated as errors vim +/cpuidle_use_deepest_state +304 kernel/sched/idle.c 298 WARN_ON_ONCE(!(current->flags & PF_NO_SETAFFINITY)); 299 WARN_ON_ONCE(!duration_ms); 300 301 rcu_sleep_check(); 302 preempt_disable(); 303 current->flags |= PF_IDLE; > 304 cpuidle_use_deepest_state(true); 305 306 it.done = 0; 307 hrtimer_init_on_stack(&it.timer, CLOCK_MONOTONIC, HRTIMER_MODE_REL); --- 0-DAY kernel test infrastructure Open Source Technology Center https://lists.01.org/pipermail/kbuild-all Intel Corporation
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