diff options
Diffstat (limited to 'nptl/sysdeps/unix/sysv/linux/alpha/lowlevellock.h')
| -rw-r--r-- | nptl/sysdeps/unix/sysv/linux/alpha/lowlevellock.h | 81 |
1 files changed, 1 insertions, 80 deletions
diff --git a/nptl/sysdeps/unix/sysv/linux/alpha/lowlevellock.h b/nptl/sysdeps/unix/sysv/linux/alpha/lowlevellock.h index 58b4806eb2..fd4a7ca4bb 100644 --- a/nptl/sysdeps/unix/sysv/linux/alpha/lowlevellock.h +++ b/nptl/sysdeps/unix/sysv/linux/alpha/lowlevellock.h @@ -1,4 +1,4 @@ -/* Copyright (C) 2003, 2004, 2006 Free Software Foundation, Inc. +/* Copyright (C) 2003, 2004 Free Software Foundation, Inc. This file is part of the GNU C Library. The GNU C Library is free software; you can redistribute it and/or @@ -31,11 +31,6 @@ #define FUTEX_WAKE 1 #define FUTEX_REQUEUE 3 #define FUTEX_CMP_REQUEUE 4 -#define FUTEX_WAKE_OP 5 -#define FUTEX_OP_CLEAR_WAKE_IF_GT_ONE ((4 << 24) | 1) -#define FUTEX_LOCK_PI 6 -#define FUTEX_UNLOCK_PI 7 -#define FUTEX_TRYLOCK_PI 8 /* Initializer for compatibility lock. */ #define LLL_MUTEX_LOCK_INITIALIZER (0) @@ -67,15 +62,6 @@ INTERNAL_SYSCALL_ERROR_P (__ret, __err)? -__ret : __ret; \ }) -#define lll_robust_mutex_dead(futexv) \ - do \ - { \ - int *__futexp = &(futexv); \ - atomic_or (__futexp, FUTEX_OWNER_DIED); \ - lll_futex_wake (__futexp, 1); \ - } \ - while (0) - /* Returns non-zero if error happened, zero if success. */ #define lll_futex_requeue(futexp, nr_wake, nr_move, mutex, val) \ ({ \ @@ -87,20 +73,6 @@ INTERNAL_SYSCALL_ERROR_P (__ret, __err); \ }) -/* Returns non-zero if error happened, zero if success. */ -#define lll_futex_wake_unlock(futexp, nr_wake, nr_wake2, futexp2) \ - ({ \ - INTERNAL_SYSCALL_DECL (__err); \ - long int __ret; \ - __ret = INTERNAL_SYSCALL (futex, __err, 6, \ - (futexp), FUTEX_WAKE_OP, (nr_wake), \ - (nr_wake2), (futexp2), \ - FUTEX_OP_CLEAR_WAKE_IF_GT_ONE); \ - INTERNAL_SYSCALL_ERROR_P (__ret, __err); \ - }) - - - static inline int __attribute__((always_inline)) __lll_mutex_trylock(int *futex) @@ -118,16 +90,7 @@ __lll_mutex_cond_trylock(int *futex) #define lll_mutex_cond_trylock(lock) __lll_mutex_cond_trylock (&(lock)) -static inline int __attribute__((always_inline)) -__lll_robust_mutex_trylock(int *futex, int id) -{ - return atomic_compare_and_exchange_val_acq (futex, id, 0) != 0; -} -#define lll_robust_mutex_trylock(lock, id) \ - __lll_robust_mutex_trylock (&(lock), id) - extern void __lll_lock_wait (int *futex) attribute_hidden; -extern int __lll_robust_lock_wait (int *futex) attribute_hidden; static inline void __attribute__((always_inline)) __lll_mutex_lock(int *futex) @@ -138,18 +101,6 @@ __lll_mutex_lock(int *futex) #define lll_mutex_lock(futex) __lll_mutex_lock (&(futex)) -static inline int __attribute__ ((always_inline)) -__lll_robust_mutex_lock (int *futex, int id) -{ - int result = 0; - if (atomic_compare_and_exchange_bool_acq (futex, id, 0) != 0) - result = __lll_robust_lock_wait (futex); - return result; -} -#define lll_robust_mutex_lock(futex, id) \ - __lll_robust_mutex_lock (&(futex), id) - - static inline void __attribute__ ((always_inline)) __lll_mutex_cond_lock (int *futex) { @@ -159,14 +110,8 @@ __lll_mutex_cond_lock (int *futex) #define lll_mutex_cond_lock(futex) __lll_mutex_cond_lock (&(futex)) -#define lll_robust_mutex_cond_lock(futex, id) \ - __lll_robust_mutex_lock (&(futex), (id) | FUTEX_WAITERS) - - extern int __lll_timedlock_wait (int *futex, const struct timespec *) attribute_hidden; -extern int __lll_robust_timedlock_wait (int *futex, const struct timespec *) - attribute_hidden; static inline int __attribute__ ((always_inline)) __lll_mutex_timedlock (int *futex, const struct timespec *abstime) @@ -180,19 +125,6 @@ __lll_mutex_timedlock (int *futex, const struct timespec *abstime) __lll_mutex_timedlock (&(futex), abstime) -static inline int __attribute__ ((always_inline)) -__lll_robust_mutex_timedlock (int *futex, const struct timespec *abstime, - int id) -{ - int result = 0; - if (atomic_compare_and_exchange_bool_acq (futex, id, 0) != 0) - result = __lll_robust_timedlock_wait (futex, abstime); - return result; -} -#define lll_robust_mutex_timedlock(futex, abstime, id) \ - __lll_robust_mutex_timedlock (&(futex), abstime, id) - - static inline void __attribute__ ((always_inline)) __lll_mutex_unlock (int *futex) { @@ -204,17 +136,6 @@ __lll_mutex_unlock (int *futex) static inline void __attribute__ ((always_inline)) -__lll_robust_mutex_unlock (int *futex, int mask) -{ - int val = atomic_exchange_rel (futex, 0); - if (__builtin_expect (val & mask, 0)) - lll_futex_wake (futex, 1); -} -#define lll_robust_mutex_unlock(futex) \ - __lll_robust_mutex_unlock(&(futex), FUTEX_WAITERS) - - -static inline void __attribute__ ((always_inline)) __lll_mutex_unlock_force (int *futex) { (void) atomic_exchange_rel (futex, 0); |