From 102a0743326a03cd1a1202ceda21e175b7d3575c Mon Sep 17 00:00:00 2001
From: hc <hc@nodka.com>
Date: Tue, 20 Feb 2024 01:20:52 +0000
Subject: [PATCH] add new system file
---
kernel/kernel/locking/rtmutex-debug.h | 11 +++++++++++
1 files changed, 11 insertions(+), 0 deletions(-)
diff --git a/kernel/kernel/locking/rtmutex-debug.h b/kernel/kernel/locking/rtmutex-debug.h
index 659e93e..fc54971 100644
--- a/kernel/kernel/locking/rtmutex-debug.h
+++ b/kernel/kernel/locking/rtmutex-debug.h
@@ -18,9 +18,20 @@
extern void debug_rt_mutex_proxy_lock(struct rt_mutex *lock,
struct task_struct *powner);
extern void debug_rt_mutex_proxy_unlock(struct rt_mutex *lock);
+extern void debug_rt_mutex_deadlock(enum rtmutex_chainwalk chwalk,
+ struct rt_mutex_waiter *waiter,
+ struct rt_mutex *lock);
+extern void debug_rt_mutex_print_deadlock(struct rt_mutex_waiter *waiter);
+# define debug_rt_mutex_reset_waiter(w) \
+ do { (w)->deadlock_lock = NULL; } while (0)
static inline bool debug_rt_mutex_detect_deadlock(struct rt_mutex_waiter *waiter,
enum rtmutex_chainwalk walk)
{
return (waiter != NULL);
}
+
+static inline void rt_mutex_print_deadlock(struct rt_mutex_waiter *w)
+{
+ debug_rt_mutex_print_deadlock(w);
+}
--
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