Hi Channagoud, [auto build test ERROR on linus/master] [also build test ERROR on v4.12 next-20170714] [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/Channagoud-Kadabi/kernel-cpu-send-CPU_UP_CANCELLED-notification/20170715-152954 config: x86_64-randconfig-x019-201728 (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=x86_64 All errors (new ones prefixed by >>): kernel/cpu.c: In function 'cpuhp_up_callbacks': >> kernel/cpu.c:368:4: error: implicit declaration of function 'cpu_notify' >> [-Werror=implicit-function-declaration] cpu_notify(CPU_UP_CANCELED, cpu); ^~~~~~~~~~ >> kernel/cpu.c:368:15: error: 'CPU_UP_CANCELED' undeclared (first use in this >> function) cpu_notify(CPU_UP_CANCELED, cpu); ^~~~~~~~~~~~~~~ kernel/cpu.c:368:15: note: each undeclared identifier is reported only once for each function it appears in cc1: some warnings being treated as errors vim +/cpu_notify +368 kernel/cpu.c 355 356 static int cpuhp_up_callbacks(unsigned int cpu, struct cpuhp_cpu_state *st, 357 enum cpuhp_state target) 358 { 359 enum cpuhp_state prev_state = st->state; 360 int ret = 0; 361 362 while (st->state < target) { 363 st->state++; 364 ret = cpuhp_invoke_callback(cpu, st->state, true, NULL); 365 if (ret) { 366 st->target = prev_state; 367 undo_cpu_up(cpu, st); > 368 cpu_notify(CPU_UP_CANCELED, cpu); 369 break; 370 } 371 } 372 return ret; 373 } 374 --- 0-DAY kernel test infrastructure Open Source Technology Center https://lists.01.org/pipermail/kbuild-all Intel Corporation
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