[PATCH] binder: Remove unused binder lock events
From: Steven Rostedt
Date: Thu Jun 12 2025 - 09:36:16 EST
From: Steven Rostedt <rostedt@xxxxxxxxxxx>
Trace events can take up to 5K each when they are defined, regardless if
they are used or not. The binder lock events: binder_lock, binder_locked
and binder_unlock are no longer used.
Remove them.
Fixes: a60b890f607d ("binder: remove global binder lock")
Signed-off-by: Steven Rostedt (Google) <rostedt@xxxxxxxxxxx>
---
Note, I will be adding code soon that will make unused events cause a warning.
drivers/android/binder_trace.h | 21 ---------------------
1 file changed, 21 deletions(-)
diff --git a/drivers/android/binder_trace.h b/drivers/android/binder_trace.h
index 16de1b9e72f7..97a78e5623db 100644
--- a/drivers/android/binder_trace.h
+++ b/drivers/android/binder_trace.h
@@ -34,27 +34,6 @@ TRACE_EVENT(binder_ioctl,
TP_printk("cmd=0x%x arg=0x%lx", __entry->cmd, __entry->arg)
);
-DECLARE_EVENT_CLASS(binder_lock_class,
- TP_PROTO(const char *tag),
- TP_ARGS(tag),
- TP_STRUCT__entry(
- __field(const char *, tag)
- ),
- TP_fast_assign(
- __entry->tag = tag;
- ),
- TP_printk("tag=%s", __entry->tag)
-);
-
-#define DEFINE_BINDER_LOCK_EVENT(name) \
-DEFINE_EVENT(binder_lock_class, name, \
- TP_PROTO(const char *func), \
- TP_ARGS(func))
-
-DEFINE_BINDER_LOCK_EVENT(binder_lock);
-DEFINE_BINDER_LOCK_EVENT(binder_locked);
-DEFINE_BINDER_LOCK_EVENT(binder_unlock);
-
DECLARE_EVENT_CLASS(binder_function_return_class,
TP_PROTO(int ret),
TP_ARGS(ret),
--
2.47.2