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charset=us-ascii Content-Disposition: inline tree: https://git.kernel.org/pub/scm/linux/kernel/git/tglx/devel.git rseq/cid head: e196d67a03daa4beb27afc2961845664ac3ef3d5 commit: a430e9c31893c17c9c13bcef7dfbdad1aa857761 [60/64] sched/mmcid: Provide new scheduler CID mechanism config: s390-allmodconfig (https://download.01.org/0day-ci/archive/20251016/202510160847.giQBj835-lkp@intel.com/config) compiler: clang version 18.1.8 (https://github.com/llvm/llvm-project 3b5b5c1ec4a3095ab096dd780e84d7ab81f3d7ff) reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20251016/202510160847.giQBj835-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/202510160847.giQBj835-lkp@intel.com/ All errors (new ones prefixed by >>): In file included from kernel/sched/core.c:89: >> kernel/sched/sched.h:3595:30: error: expected expression 3595 | for (; cid == MM_CID_UNSET; cpu_relax()) | ^ arch/s390/include/asm/processor.h:291:21: note: expanded from macro 'cpu_relax' 291 | #define cpu_relax() barrier() | ^ include/linux/compiler.h:85:20: note: expanded from macro 'barrier' 85 | # define barrier() __asm__ __volatile__("": : :"memory") | ^ In file included from kernel/sched/core.c:89: >> kernel/sched/sched.h:3595:30: error: expected ')' arch/s390/include/asm/processor.h:291:21: note: expanded from macro 'cpu_relax' 291 | #define cpu_relax() barrier() | ^ include/linux/compiler.h:85:20: note: expanded from macro 'barrier' 85 | # define barrier() __asm__ __volatile__("": : :"memory") | ^ kernel/sched/sched.h:3595:6: note: to match this '(' 3595 | for (; cid == MM_CID_UNSET; cpu_relax()) | ^ 2 errors generated. vim +3595 kernel/sched/sched.h 3590 3591 static inline unsigned int mm_get_cid(struct mm_struct *mm) 3592 { 3593 unsigned int cid = __mm_get_cid(mm, READ_ONCE(mm->mm_cid.max_cids)); 3594 > 3595 for (; cid == MM_CID_UNSET; cpu_relax()) 3596 cid = __mm_get_cid(mm, nr_cpu_ids); 3597 3598 return cid; 3599 } 3600 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki