timers: Rename init_timer_key() as timer_init_key()

Move this API to the canonical timer_*() namespace.

Signed-off-by: Ingo Molnar <mingo@kernel.org>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Link: https://lore.kernel.org/all/20250507175338.672442-3-mingo@kernel.org

Author: Ingo Molnar

include/linux/timer.h

@@ -67,7 +67,7 @@
 /*
  * LOCKDEP and DEBUG timer interfaces.
  */
-void init_timer_key(struct timer_list *timer,
+void timer_init_key(struct timer_list *timer,
 		    void (*func)(struct timer_list *), unsigned int flags,
 		    const char *name, struct lock_class_key *key);
 
@@ -83,15 +83,15 @@ static inline void init_timer_on_stack_key(struct timer_list *timer,
 					   const char *name,
 					   struct lock_class_key *key)
 {
-	init_timer_key(timer, func, flags, name, key);
+	timer_init_key(timer, func, flags, name, key);
 }
 #endif
 
 #ifdef CONFIG_LOCKDEP
 #define __init_timer(_timer, _fn, _flags)				\
 	do {								\
 		static struct lock_class_key __key;			\
-		init_timer_key((_timer), (_fn), (_flags), #_timer, &__key);\
+		timer_init_key((_timer), (_fn), (_flags), #_timer, &__key);\
 	} while (0)
 
 #define __init_timer_on_stack(_timer, _fn, _flags)			\
@@ -102,7 +102,7 @@ static inline void init_timer_on_stack_key(struct timer_list *timer,
 	} while (0)
 #else
 #define __init_timer(_timer, _fn, _flags)				\
-	init_timer_key((_timer), (_fn), (_flags), NULL, NULL)
+	timer_init_key((_timer), (_fn), (_flags), NULL, NULL)
 #define __init_timer_on_stack(_timer, _fn, _flags)			\
 	init_timer_on_stack_key((_timer), (_fn), (_flags), NULL, NULL)
 #endif

kernel/time/timer.c

@@ -904,25 +904,25 @@ static void do_init_timer(struct timer_list *timer,
 }
 
 /**
- * init_timer_key - initialize a timer
+ * timer_init_key - initialize a timer
  * @timer: the timer to be initialized
  * @func: timer callback function
  * @flags: timer flags
  * @name: name of the timer
  * @key: lockdep class key of the fake lock used for tracking timer
  *       sync lock dependencies
  *
- * init_timer_key() must be done to a timer prior to calling *any* of the
+ * timer_init_key() must be done to a timer prior to calling *any* of the
  * other timer functions.
  */
-void init_timer_key(struct timer_list *timer,
+void timer_init_key(struct timer_list *timer,
 		    void (*func)(struct timer_list *), unsigned int flags,
 		    const char *name, struct lock_class_key *key)
 {
 	debug_init(timer);
 	do_init_timer(timer, func, flags, name, key);
 }
-EXPORT_SYMBOL(init_timer_key);
+EXPORT_SYMBOL(timer_init_key);
 
 static inline void detach_timer(struct timer_list *timer, bool clear_pending)
 {