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sched: Add dummy version of sched_group_set_idle()

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Fix the following error when build with CONFIG_GROUP_SCHED_WEIGHT &&
!CONFIG_FAIR_GROUP_SCHED:

kernel/sched/core.c:9634:15: error: implicit declaration of function
'sched_group_set_idle'; did you mean 'scx_group_set_idle'? [-Wimplicit-function-declaration]
  9634 |         ret = sched_group_set_idle(css_tg(css), idle);
       |               ^~~~~~~~~~~~~~~~~~~~
       |               scx_group_set_idle

Fixes: e179e80c5d ("sched: Introduce CONFIG_GROUP_SCHED_WEIGHT")
Reported-by: kernel test robot <lkp@intel.com>
Closes: https://lore.kernel.org/oe-kbuild-all/202409220859.UiCAoFOW-lkp@intel.com/
Signed-off-by: Yu Liao <liaoyu15@huawei.com>
Signed-off-by: Tejun Heo <tj@kernel.org>
This commit is contained in:
Yu Liao 2024-09-23 21:54:30 +08:00 committed by Tejun Heo
parent 88264981f2
commit bdeb868c0d
1 changed files with 1 additions and 0 deletions
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kernel/sched/sched.h
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@ -582,6 +582,7 @@ static inline void set_task_rq_fair(struct sched_entity *se,
#endif /* CONFIG_SMP */
#else /* !CONFIG_FAIR_GROUP_SCHED */
static inline int sched_group_set_shares(struct task_group *tg, unsigned long shares) { return 0; }
static inline int sched_group_set_idle(struct task_group *tg, long idle) { return 0; }
#endif /* CONFIG_FAIR_GROUP_SCHED */
#else /* CONFIG_CGROUP_SCHED */