sched: fair: Move cpu_is_in_target_set definition

Causes failures on kernel_test so moving the declaration up.

Bug: 123939451
Test: manual - build/build_test.sh
Change-Id: I3865f406ad2363c6a968193052fe421956d94065
Signed-off-by: Miguel de Dios <migueldedios@google.com>
Signed-off-by: Alexander Winkowski <dereference23@outlook.com>

kernel/sched/fair.c

@@ -76,8 +76,6 @@ walt_dec_cfs_rq_stats(struct cfs_rq *cfs_rq, struct task_struct *p) {}
 
 #endif
 
-static inline bool cpu_is_in_target_set(struct task_struct *p, int cpu);
-
 /*
  * Targeted preemption latency for CPU-bound tasks:
  *
@@ -5804,6 +5802,21 @@ static unsigned long __cpu_norm_util(unsigned long util, unsigned long capacity)
 	return (util << SCHED_CAPACITY_SHIFT)/capacity;
 }
 
+/*
+ * Check whether cpu is in the fastest set of cpu's that p should run on.
+ * If p is boosted, prefer that p runs on a faster cpu; otherwise, allow p
+ * to run on any cpu.
+ */
+static inline bool
+cpu_is_in_target_set(struct task_struct *p, int cpu)
+{
+	struct root_domain *rd = cpu_rq(cpu)->rd;
+	int first_cpu = (schedtune_task_boost(p)) ?
+		rd->mid_cap_orig_cpu : rd->min_cap_orig_cpu;
+	int next_usable_cpu = cpumask_next(first_cpu - 1, &p->cpus_allowed);
+	return cpu >= next_usable_cpu || next_usable_cpu >= nr_cpu_ids;
+}
+
 static inline bool
 bias_to_this_cpu(struct task_struct *p, int cpu, struct cpumask *rtg_target)
 {
@@ -7445,21 +7458,6 @@ enum fastpaths {
 	MANY_WAKEUP,
 };
 
-/*
- * Check whether cpu is in the fastest set of cpu's that p should run on.
- * If p is boosted, prefer that p runs on a faster cpu; otherwise, allow p
- * to run on any cpu.
- */
-static inline bool
-cpu_is_in_target_set(struct task_struct *p, int cpu)
-{
-	struct root_domain *rd = cpu_rq(cpu)->rd;
-	int first_cpu = (schedtune_task_boost(p)) ?
-		rd->mid_cap_orig_cpu : rd->min_cap_orig_cpu;
-	int next_usable_cpu = cpumask_next(first_cpu - 1, &p->cpus_allowed);
-	return cpu >= next_usable_cpu || next_usable_cpu >= nr_cpu_ids;
-}
-
 static inline int find_best_target(struct task_struct *p, int *backup_cpu,
 				   bool boosted, bool prefer_idle,
 				   struct find_best_target_env *fbt_env)