doc: mutex文档

2025-06-18 12:16:31 +00:00 · 2022-07-31 17:27:43 +08:00
parent 946bbef392
commit 311a6181b5
2 changed files with 65 additions and 3 deletions
--- a/kernel/common/mutex.h
+++ b/kernel/common/mutex.h
@ -17,8 +17,8 @@ typedef struct
 {

    atomic_t count; // 锁计数。1->已解锁。 0->已上锁,且有可能存在等待者
-    spinlock_t wait_lock;
-    struct List wait_list;
+    spinlock_t wait_lock;   // mutex操作锁，用于对mutex的list的操作进行加锁
+    struct List wait_list;  // Mutex的等待队列
 } mutex_t;

 /**