Re: [PATCH 2/4] sched/core: introduce core to struct cfs_rq
From: kernel test robot
Date: Wed Nov 15 2023 - 15:09:28 EST
Hi Cruz,
kernel test robot noticed the following build warnings:
[auto build test WARNING on linus/master]
[also build test WARNING on v6.7-rc1 next-20231115]
[cannot apply to tip/sched/core]
[If your patch is applied to the wrong git tree, kindly drop us a note.
And when submitting patch, we suggest to use '--base' as documented in
https://git-scm.com/docs/git-format-patch#_base_tree_information]
url: https://github.com/intel-lab-lkp/linux/commits/Cruz-Zhao/sched-core-introduce-core_id-to-struct-rq/20231115-193559
base: linus/master
patch link: https://lore.kernel.org/r/20231115113341.13261-3-CruzZhao%40linux.alibaba.com
patch subject: [PATCH 2/4] sched/core: introduce core to struct cfs_rq
config: x86_64-buildonly-randconfig-003-20231116 (https://download.01.org/0day-ci/archive/20231116/202311160433.4Jcpw1My-lkp@xxxxxxxxx/config)
compiler: gcc-12 (Debian 12.2.0-14) 12.2.0
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20231116/202311160433.4Jcpw1My-lkp@xxxxxxxxx/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 <lkp@xxxxxxxxx>
| Closes: https://lore.kernel.org/oe-kbuild-all/202311160433.4Jcpw1My-lkp@xxxxxxxxx/
All warnings (new ones prefixed by >>):
>> kernel/sched/fair.c:12423:6: warning: no previous prototype for 'sched_core_init_cfs_rq' [-Wmissing-prototypes]
12423 | void sched_core_init_cfs_rq(struct task_group *tg, struct cfs_rq *cfs_rq)
| ^~~~~~~~~~~~~~~~~~~~~~
vim +/sched_core_init_cfs_rq +12423 kernel/sched/fair.c
12422
12423 void sched_core_init_cfs_rq(struct task_group *tg, struct cfs_rq *cfs_rq)
12424 {
12425 #ifdef CONFIG_FAIR_GROUP_SCHED
12426 struct rq *rq = rq_of(cfs_rq);
12427 int core_id = rq->core_id;
12428
12429 cfs_rq->core = tg->cfs_rq[core_id];
12430 #endif
12431 }
12432
--
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