When building error

[onesmiledx]

../kernel/sched/fair.c:3911:9: error: implicit declaration of function 'boosted_task_util' [-Werror,-Wimplicit-function-declaration]
return boosted_task_util(p);
^
../kernel/sched/fair.c:3911:9: note: did you mean 'boosted_cpu_util'?
../kernel/sched/sched.h:2249:1: note: 'boosted_cpu_util' declared here
boosted_cpu_util(int cpu, struct sched_walt_cpu_load *walt_load);
^
../kernel/sched/fair.c:5534:17: error: implicit declaration of function 'uclamp_rq_dec_id' [-Werror,-Wimplicit-function-declaration]
uclamp_rq_dec_id(rq, p, UCLAMP_MAX);
^
../kernel/sched/fair.c:5534:17: note: did you mean 'uclamp_rq_inc_id'?
../kernel/sched/sched.h:2704:20: note: 'uclamp_rq_inc_id' declared here
static inline void uclamp_rq_inc_id(struct rq *rq, struct task_struct *p,
^
../kernel/sched/fair.c:7083:1: error: static declaration of 'boosted_task_util' follows non-static declaration
boosted_task_util(struct task_struct *task)
^
../kernel/sched/fair.c:3911:9: note: previous implicit declaration is here
return boosted_task_util(p);
^
3 errors generated.
make[3]: *** [../scripts/Makefile.build:364: kernel/sched/fair.o] Error 1
make[2]: *** [../scripts/Makefile.build:678: kernel/sched] Error 2
make[1]: *** [/workspace/linux/Makefile:1237: kernel] Error 2
make[1]: *** Waiting for unfinished jobs....