Hi Preeti, Kernel build failed on tree: git://git.kernel.org/pub/scm/linux/kernel/git/rafael/linux-pm.git linux-next head: e35a051fe5987ee9f6757d962ba37920757faee5 commit: e35a051fe5987ee9f6757d962ba37920757faee5 [69/69] PM / cpuidle: System resume hang fix with cpuidle config: i386-allnoconfig (attached as .config) All related error/warning messages: drivers/base/power/main.c: In function 'dpm_resume_noirq': drivers/base/power/main.c:470:2: error: implicit declaration of function 'cpuidle_resume' [-Werror=implicit-function-declaration] drivers/base/power/main.c: In function 'dpm_suspend_noirq': drivers/base/power/main.c:871:2: error: implicit declaration of function 'cpuidle_pause' [-Werror=implicit-function-declaration] drivers/base/power/main.c 467 mutex_unlock(&dpm_list_mtx); 468 dpm_show_time(starttime, state, "noirq"); 469 resume_device_irqs(); > 470 cpuidle_resume(); 471 } 472 473 /** --- 0-DAY kernel build testing backend Open Source Technology Centre Fengguang Wu Intel Corporation