HAX timer: Describe the delayed_work for a freed timer

Improve upon the <3> [310.437368] ODEBUG: free active (active state 0) object type: timer_list hint: delayed_work_timer_fn+0x0/0x10 by describing what delayed_work was queued instead. Signed-off-by: Chris Wilson <[email protected]> Link: https://patchwork.freedesktop.org/patch/msgid/[email protected] Signed-off-by: Rodrigo Vivi <[email protected]>
matt-auld · Jun 17, 2021 · e0491bc · e0491bc
1 parent dadb700
commit e0491bc
Showing 1 changed file with 8 additions and 1 deletion.
diff --git a/kernel/time/timer.c b/kernel/time/timer.c
@@ -615,7 +615,14 @@ static const struct debug_obj_descr timer_debug_descr;
 
 static void *timer_debug_hint(void *addr)
 {
-	return ((struct timer_list *) addr)->function;
+	struct timer_list *timer = addr;
+
+	if (timer->function == delayed_work_timer_fn) {
+		struct delayed_work *work = from_timer(work, timer, timer);
+		return work->work.func;
+	}
+
+	return timer->function;
 }
 
 static bool timer_is_static_object(void *addr)