Hi Peter, FYI, there are new compile warnings show up in tree: git://git.kernel.org/pub/scm/linux/kernel/git/andrea/aa.git schednuma2 head: fd954115e6614c4302be92943ad9128aff5d3f83 commit: 43e83a5aa65bf2edf3d86a8ebd5fe970d06581a3 [16/20] sched, numa: NUMA home-node selection code config: x86_64-randconfig-x691 (attached as .config) All error/warnings: kernel/sysctl.c:255:12: warning: 'min_sched_tunable_scaling' defined but not used [-Wunused-variable] kernel/sysctl.c:256:12: warning: 'max_sched_tunable_scaling' defined but not used [-Wunused-variable] -- kernel/sched/fair.c: In function 'task_tick_fair': kernel/sched/fair.c:5326:3: error: implicit declaration of function 'task_tick_numa' [-Werror=implicit-function-declaration] kernel/sched/fair.c: At top level: kernel/sched/fair.c:790:22: warning: 'task_h_load' declared 'static' but never defined [-Wunused-function] kernel/sched/fair.c:901:13: warning: 'account_offnode_enqueue' defined but not used [-Wunused-function] cc1: some warnings being treated as errors vim +255 kernel/sysctl.c 252 static int max_sched_granularity_ns = NSEC_PER_SEC; /* 1 second */ 253 static int min_wakeup_granularity_ns; /* 0 usecs */ 254 static int max_wakeup_granularity_ns = NSEC_PER_SEC; /* 1 second */ > 255 static int min_sched_tunable_scaling = SCHED_TUNABLESCALING_NONE; 256 static int max_sched_tunable_scaling = SCHED_TUNABLESCALING_END-1; 257 #endif 258 --- 0-DAY kernel build testing backend Open Source Technology Centre Fengguang Wu Intel Corporation