first commit

1 files changed, 27 insertions, 0 deletions

diff --git a/include/linux/mt_export.h b/include/linux/mt_export.h
new file mode 100644
index 000000000..86e989f08
--- /dev/null
+++ b/include/linux/mt_export.h
@@ -0,0 +1,27 @@
+#include <linux/mutex.h>
+#include <linux/semaphore.h>
+
+/*mutex*/
+extern struct mutex *mt_mutex_init(void);
+extern void mt_mutex_lock_nested(struct mutex *lock, unsigned int subclass);
+extern void mt_mutex_lock_nest_lock(struct mutex *lock, struct rw_semaphore *nest_lock);
+extern int mt_mutex_lock_interruptible_nested(struct mutex *lock, unsigned int subclass);
+
+extern int mt_mutex_lock_killable_nested(struct mutex *lock, unsigned int subclass);
+extern void mt_mutex_lock(struct mutex *lock);
+extern int mt_mutex_lock_interruptible(struct mutex *lock);
+extern int mt_mutex_lock_killable(struct mutex *lock);
+
+extern int mt_mutex_trylock(struct mutex *lock);
+extern void mt_mutex_unlock(struct mutex *lock);
+extern int mt_atomic_dec_and_mutex_lock(atomic_t *cnt, struct mutex *lock);
+
+
+/* semaphore */
+extern struct semaphore *mt_sema_init(int val);
+extern void mt_down(struct semaphore *sem);
+extern int mt_down_interruptible(struct semaphore *sem);
+extern int mt_down_killable(struct semaphore *sem);
+extern int mt_down_trylock(struct semaphore *sem);
+extern int mt_down_timeout(struct semaphore *sem, long jiffies);
+extern void mt_up(struct semaphore *sem);