Merge tag 'rcu.2022.05.19a' of git://git.kernel.org/pub/scm/linux/kernel/git/paulmck...

[linux-2.6-microblaze.git] / kernel / sched / core.c

diff --git a/kernel/sched/core.c b/kernel/sched/core.c
index d58c038..2a05096 100644 (file)
--- a/kernel/sched/core.c
+++ b/kernel/sched/core.c
@@ -8415,6 +8415,18 @@ static void __init preempt_dynamic_init(void)
        }
 }
 
+#define PREEMPT_MODEL_ACCESSOR(mode) \
+       bool preempt_model_##mode(void)                                          \
+       {                                                                        \
+               WARN_ON_ONCE(preempt_dynamic_mode == preempt_dynamic_undefined); \
+               return preempt_dynamic_mode == preempt_dynamic_##mode;           \
+       }                                                                        \
+       EXPORT_SYMBOL_GPL(preempt_model_##mode)
+
+PREEMPT_MODEL_ACCESSOR(none);
+PREEMPT_MODEL_ACCESSOR(voluntary);
+PREEMPT_MODEL_ACCESSOR(full);
+
 #else /* !CONFIG_PREEMPT_DYNAMIC */
 
 static inline void preempt_dynamic_init(void) { }