diff options
Diffstat (limited to 'absl/base/internal/spinlock.h')
| -rw-r--r-- | absl/base/internal/spinlock.h | 10 |
1 files changed, 5 insertions, 5 deletions
diff --git a/absl/base/internal/spinlock.h b/absl/base/internal/spinlock.h index 7b59fe26..d53878b2 100644 --- a/absl/base/internal/spinlock.h +++ b/absl/base/internal/spinlock.h @@ -45,7 +45,7 @@ #include "absl/base/thread_annotations.h" namespace absl { -inline namespace lts_2018_06_20 { +inline namespace lts_2018_12_18 { namespace base_internal { class LOCKABLE SpinLock { @@ -102,8 +102,8 @@ class LOCKABLE SpinLock { inline void Unlock() UNLOCK_FUNCTION() { ABSL_TSAN_MUTEX_PRE_UNLOCK(this, 0); uint32_t lock_value = lockword_.load(std::memory_order_relaxed); - lockword_.store(lock_value & kSpinLockCooperative, - std::memory_order_release); + lock_value = lockword_.exchange(lock_value & kSpinLockCooperative, + std::memory_order_release); if ((lock_value & kSpinLockDisabledScheduling) != 0) { base_internal::SchedulingGuard::EnableRescheduling(true); @@ -162,7 +162,7 @@ class LOCKABLE SpinLock { void InitLinkerInitializedAndCooperative(); void SlowLock() ABSL_ATTRIBUTE_COLD; void SlowUnlock(uint32_t lock_value) ABSL_ATTRIBUTE_COLD; - uint32_t SpinLoop(int64_t initial_wait_timestamp, uint32_t* wait_cycles); + uint32_t SpinLoop(); inline bool TryLockImpl() { uint32_t lock_value = lockword_.load(std::memory_order_relaxed); @@ -235,7 +235,7 @@ inline uint32_t SpinLock::TryLockInternal(uint32_t lock_value, } } // namespace base_internal -} // inline namespace lts_2018_06_20 +} // inline namespace lts_2018_12_18 } // namespace absl #endif // ABSL_BASE_INTERNAL_SPINLOCK_H_ |