Home
last modified time | relevance | path

Searched refs:ld_semaphore (Results 1 – 3 of 3) sorted by relevance

/linux-4.4.14/drivers/tty/
Dtty_ldsem.c77 static inline long ldsem_atomic_update(long delta, struct ld_semaphore *sem) in ldsem_atomic_update()
87 static inline int ldsem_cmpxchg(long *old, long new, struct ld_semaphore *sem) in ldsem_cmpxchg()
102 void __init_ldsem(struct ld_semaphore *sem, const char *name, in __init_ldsem()
119 static void __ldsem_wake_readers(struct ld_semaphore *sem) in __ldsem_wake_readers()
149 static inline int writer_trylock(struct ld_semaphore *sem) in writer_trylock()
163 static void __ldsem_wake_writer(struct ld_semaphore *sem) in __ldsem_wake_writer()
179 static void __ldsem_wake(struct ld_semaphore *sem) in __ldsem_wake()
187 static void ldsem_wake(struct ld_semaphore *sem) in ldsem_wake()
199 static struct ld_semaphore __sched *
200 down_read_failed(struct ld_semaphore *sem, long count, long timeout) in down_read_failed()
[all …]
/linux-4.4.14/include/linux/
Dtty_ldisc.h137 struct ld_semaphore { struct
148 extern void __init_ldsem(struct ld_semaphore *sem, const char *name, argument
159 extern int ldsem_down_read(struct ld_semaphore *sem, long timeout);
160 extern int ldsem_down_read_trylock(struct ld_semaphore *sem);
161 extern int ldsem_down_write(struct ld_semaphore *sem, long timeout);
162 extern int ldsem_down_write_trylock(struct ld_semaphore *sem);
163 extern void ldsem_up_read(struct ld_semaphore *sem);
164 extern void ldsem_up_write(struct ld_semaphore *sem);
167 extern int ldsem_down_read_nested(struct ld_semaphore *sem, int subclass,
169 extern int ldsem_down_write_nested(struct ld_semaphore *sem, int subclass,
Dtty.h268 struct ld_semaphore ldisc_sem;