tracing/timers: Rename the hrtimer_init event to hrtimer_setup

The function hrtimer_init() doesn't exist anymore. It was replaced by
hrtimer_setup().

Thus, rename the hrtimer_init trace event to hrtimer_setup to keep it
consistent.

Signed-off-by: Nam Cao <namcao@linutronix.de>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Link: https://lore.kernel.org/all/cba84c3d853c5258aa3a262363a6eac08e2c7afc.1738746927.git.namcao@linutronix.de

Author: covanam

Documentation/trace/ftrace.rst

@@ -3077,7 +3077,7 @@ Notice that we lost the sys_nanosleep.
   # cat set_ftrace_filter
   hrtimer_run_queues
   hrtimer_run_pending
-  hrtimer_init
+  hrtimer_setup
   hrtimer_cancel
   hrtimer_try_to_cancel
   hrtimer_forward
@@ -3115,7 +3115,7 @@ Again, now we want to append.
   # cat set_ftrace_filter
   hrtimer_run_queues
   hrtimer_run_pending
-  hrtimer_init
+  hrtimer_setup
   hrtimer_cancel
   hrtimer_try_to_cancel
   hrtimer_forward

include/trace/events/timer.h

@@ -185,12 +185,12 @@ TRACE_EVENT(timer_base_idle,
 		{ HRTIMER_MODE_REL_PINNED_HARD,	"REL|PINNED|HARD" })
 
 /**
- * hrtimer_init - called when the hrtimer is initialized
+ * hrtimer_setup - called when the hrtimer is initialized
  * @hrtimer:	pointer to struct hrtimer
  * @clockid:	the hrtimers clock
  * @mode:	the hrtimers mode
  */
-TRACE_EVENT(hrtimer_init,
+TRACE_EVENT(hrtimer_setup,
 
 	TP_PROTO(struct hrtimer *hrtimer, clockid_t clockid,
 		 enum hrtimer_mode mode),

kernel/time/hrtimer.c

@@ -468,14 +468,14 @@ static inline void debug_hrtimer_deactivate(struct hrtimer *timer) { }
 static inline void debug_setup(struct hrtimer *timer, clockid_t clockid, enum hrtimer_mode mode)
 {
 	debug_hrtimer_init(timer);
-	trace_hrtimer_init(timer, clockid, mode);
+	trace_hrtimer_setup(timer, clockid, mode);
 }
 
 static inline void debug_setup_on_stack(struct hrtimer *timer, clockid_t clockid,
 					enum hrtimer_mode mode)
 {
 	debug_hrtimer_init_on_stack(timer);
-	trace_hrtimer_init(timer, clockid, mode);
+	trace_hrtimer_setup(timer, clockid, mode);
 }
 
 static inline void debug_activate(struct hrtimer *timer,

tools/perf/tests/shell/trace_btf_enum.sh

@@ -6,7 +6,7 @@ err=0
 set -e
 
 syscall="landlock_add_rule"
-non_syscall="timer:hrtimer_init,timer:hrtimer_start"
+non_syscall="timer:hrtimer_setup,timer:hrtimer_start"
 
 TESTPROG="perf test -w landlock"