tree: https://gitee.com/openeuler/kernel.git OLK-6.6 head: d281438782e3c28a3df71a64513a3312d43dcf01 commit: 4192ef0b07762c6dabf617654df442fecffe8510 [3534/3534] blk-ioinf: add rqos/inflight/stat debufs interface config: x86_64-randconfig-r071-20251211 (https://download.01.org/0day-ci/archive/20251211/202512111132.APojgRTS-lkp@i...) compiler: clang version 20.1.8 (https://github.com/llvm/llvm-project 87f0227cb60147a26a1eeb4fb06e3b505e9c7261) reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20251211/202512111132.APojgRTS-lkp@i...) 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 <lkp@intel.com> | Closes: https://lore.kernel.org/oe-kbuild-all/202512111132.APojgRTS-lkp@intel.com/ All errors (new ones prefixed by >>): block/blk-ioinf.c:248:6: warning: no previous prototype for function 'ioinf_done' [-Wmissing-prototypes] 248 | void ioinf_done(struct ioinf *inf, struct ioinf_rq_wait *rqw) | ^ block/blk-ioinf.c:248:1: note: declare 'static' if the function is not intended to be used outside of this translation unit 248 | void ioinf_done(struct ioinf *inf, struct ioinf_rq_wait *rqw) | ^ | static
block/blk-ioinf.c:530:60: error: array has incomplete element type 'const struct blk_mq_debugfs_attr' 530 | static const struct blk_mq_debugfs_attr ioinf_debugfs_attrs[] = { | ^ block/blk-rq-qos.h:14:8: note: forward declaration of 'struct blk_mq_debugfs_attr' 14 | struct blk_mq_debugfs_attr; | ^ block/blk-ioinf.c:547:5: warning: no previous prototype for function 'ioinf_calc_budget' [-Wmissing-prototypes] 547 | u32 ioinf_calc_budget(struct ioinf_rq_wait *rqw) | ^ block/blk-ioinf.c:547:1: note: declare 'static' if the function is not intended to be used outside of this translation unit 547 | u32 ioinf_calc_budget(struct ioinf_rq_wait *rqw) | ^ | static 2 warnings and 1 error generated.
vim +530 block/blk-ioinf.c 529
530 static const struct blk_mq_debugfs_attr ioinf_debugfs_attrs[] = { 531 {"stat", 0400, ioinf_stat_show}, 532 {}, 533 }; 534
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