diff options
Diffstat (limited to 'common/rwlock.c')
| -rw-r--r-- | common/rwlock.c | 10 |
1 files changed, 5 insertions, 5 deletions
diff --git a/common/rwlock.c b/common/rwlock.c index 67cf3acf..44237282 100644 --- a/common/rwlock.c +++ b/common/rwlock.c @@ -11,19 +11,19 @@ /* A simple spinlock. Yield the thread while the given integer is set by * another. Could probably be improved... */ #define LOCK(l) do { \ - while(ATOMIC_FLAG_TEST_AND_SET(&(l), almemory_order_acq_rel) == true) \ + while(ATOMIC_EXCHANGE(&(l), 1, almemory_order_acq_rel) == true) \ althrd_yield(); \ } while(0) -#define UNLOCK(l) ATOMIC_FLAG_CLEAR(&(l), almemory_order_release) +#define UNLOCK(l) ATOMIC_STORE(&(l), 0, almemory_order_release) void RWLockInit(RWLock *lock) { InitRef(&lock->read_count, 0); InitRef(&lock->write_count, 0); - ATOMIC_FLAG_CLEAR(&lock->read_lock, almemory_order_relaxed); - ATOMIC_FLAG_CLEAR(&lock->read_entry_lock, almemory_order_relaxed); - ATOMIC_FLAG_CLEAR(&lock->write_lock, almemory_order_relaxed); + ATOMIC_INIT(&lock->read_lock, 0); + ATOMIC_INIT(&lock->read_entry_lock, 0); + ATOMIC_INIT(&lock->write_lock, 0); } void ReadLock(RWLock *lock) |