[PATCH 4/4] sched_ext: Clean up and standardize #if/#else/#endif markers in sched/ext_idle.h

[Cheng-Yang Chou <yphbchou0911@gmail.com>]

Simplify the scheduler by making formerly SMP-only primitives and data
structures unconditional.

Signed-off-by: Cheng-Yang Chou <yphbchou0911@gmail.com>
---
 kernel/sched/ext_idle.h | 10 ----------
 1 file changed, 10 deletions(-)

diff --git a/kernel/sched/ext_idle.h b/kernel/sched/ext_idle.h
index 37be78a7502b..906f1672c1d7 100644
--- a/kernel/sched/ext_idle.h
+++ b/kernel/sched/ext_idle.h
@@ -12,20 +12,10 @@
 
 struct sched_ext_ops;
 
-#ifdef CONFIG_SMP
 void scx_idle_update_selcpu_topology(struct sched_ext_ops *ops);
 void scx_idle_init_masks(void);
 bool scx_idle_test_and_clear_cpu(int cpu);
 s32 scx_pick_idle_cpu(const struct cpumask *cpus_allowed, int node, u64 flags);
-#else /* !CONFIG_SMP */
-static inline void scx_idle_update_selcpu_topology(struct sched_ext_ops *ops) {}
-static inline void scx_idle_init_masks(void) {}
-static inline bool scx_idle_test_and_clear_cpu(int cpu) { return false; }
-static inline s32 scx_pick_idle_cpu(const struct cpumask *cpus_allowed, int node, u64 flags)
-{
-	return -EBUSY;
-}
-#endif /* CONFIG_SMP */
 
 s32 scx_select_cpu_dfl(struct task_struct *p, s32 prev_cpu, u64 wake_flags,
 		       const struct cpumask *cpus_allowed, u64 flags);
-- 
2.43.0