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charset=us-ascii Content-Disposition: inline tree: https://git.kernel.org/pub/scm/linux/kernel/git/mingo/tip.git WIP.sched/core head: 731a8585a149733b0b5d8d2d80385810e2cc7791 commit: 9575f83b90508bfb5a891d2997589bddb0202dcd [20/43] sched/smp: Make SMP unconditional config: csky-randconfig-002-20250528 (https://download.01.org/0day-ci/archive/20250528/202505280555.fVSODtNV-lkp@intel.com/config) compiler: csky-linux-gcc (GCC) 11.5.0 reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20250528/202505280555.fVSODtNV-lkp@intel.com/reproduce) If you fix the issue in a separate patch/commit (i.e. not just a new version of the same patch/commit), kindly add following tags | Reported-by: kernel test robot | Closes: https://lore.kernel.org/oe-kbuild-all/202505280555.fVSODtNV-lkp@intel.com/ All errors (new ones prefixed by >>): csky-linux-ld: kernel/sched/core.o: in function `__ttwu_queue_wakelist': >> kernel/sched/core.c:3866:(.text+0x6d76): undefined reference to `__smp_call_single_queue' csky-linux-ld: kernel/sched/core.o: in function `ttwu_queue': kernel/sched/core.c:3973:(.text+0x6dbc): undefined reference to `__smp_call_single_queue' vim +3866 kernel/sched/core.c ca38062e57e977 kernel/sched.c Suresh Siddha 2011-10-03 3852 ca38062e57e977 kernel/sched.c Suresh Siddha 2011-10-03 3853 /* 2ebb1771755060 kernel/sched/core.c Mel Gorman 2020-05-24 3854 * Queue a task on the target CPUs wake_list and wake the CPU via IPI if 2ebb1771755060 kernel/sched/core.c Mel Gorman 2020-05-24 3855 * necessary. The wakee CPU on receipt of the IPI will queue the task 2ebb1771755060 kernel/sched/core.c Mel Gorman 2020-05-24 3856 * via sched_ttwu_wakeup() for activation so the wakee incurs the cost 2ebb1771755060 kernel/sched/core.c Mel Gorman 2020-05-24 3857 * of the wakeup instead of the waker. ca38062e57e977 kernel/sched.c Suresh Siddha 2011-10-03 3858 */ 2ebb1771755060 kernel/sched/core.c Mel Gorman 2020-05-24 3859 static void __ttwu_queue_wakelist(struct task_struct *p, int cpu, int wake_flags) 317f394160e9be kernel/sched.c Peter Zijlstra 2011-04-05 3860 { e3baac47f0e82c kernel/sched/core.c Peter Zijlstra 2014-06-04 3861 struct rq *rq = cpu_rq(cpu); e3baac47f0e82c kernel/sched/core.c Peter Zijlstra 2014-06-04 3862 b7e7ade34e6188 kernel/sched/core.c Peter Zijlstra 2016-05-23 3863 p->sched_remote_wakeup = !!(wake_flags & WF_MIGRATED); b7e7ade34e6188 kernel/sched/core.c Peter Zijlstra 2016-05-23 3864 126c2092e5c8b2 kernel/sched/core.c Peter Zijlstra 2020-05-26 3865 WRITE_ONCE(rq->ttwu_pending, 1); 8c4890d1c3358f kernel/sched/core.c Peter Zijlstra 2020-06-22 @3866 __smp_call_single_queue(cpu, &p->wake_entry.llist); 317f394160e9be kernel/sched.c Peter Zijlstra 2011-04-05 3867 } d6aa8f85f16379 kernel/sched.c Peter Zijlstra 2011-05-26 3868 :::::: The code at line 3866 was first introduced by commit :::::: 8c4890d1c3358fb8023d46e1e554c41d54f02878 smp, irq_work: Continue smp_call_function*() and irq_work*() integration :::::: TO: Peter Zijlstra :::::: CC: Borislav Petkov -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki