diff options
Diffstat (limited to 'runtime/base/mutex.cc')
| -rw-r--r-- | runtime/base/mutex.cc | 10 |
1 files changed, 5 insertions, 5 deletions
diff --git a/runtime/base/mutex.cc b/runtime/base/mutex.cc index 1a6020b89b..d822eedb67 100644 --- a/runtime/base/mutex.cc +++ b/runtime/base/mutex.cc @@ -400,7 +400,7 @@ void Mutex::ExclusiveUnlock(Thread* self) { exclusive_owner_ = 0; // Change state to 0. done = android_atomic_release_cas(cur_state, 0, &state_) == 0; - if (done) { // Spurious fail? + if (done) { // Spurious fail? // Wake a contender if (num_contenders_ > 0) { futex(&state_, FUTEX_WAKE, 1, NULL, NULL, 0); @@ -478,7 +478,7 @@ ReaderWriterMutex::ReaderWriterMutex(const char* name, LockLevel level) #if ART_USE_FUTEXES , state_(0), exclusive_owner_(0), num_pending_readers_(0), num_pending_writers_(0) #endif -{ // NOLINT(whitespace/braces) +{ // NOLINT(whitespace/braces) #if !ART_USE_FUTEXES CHECK_MUTEX_CALL(pthread_rwlock_init, (&rwlock_, NULL)); #endif @@ -551,7 +551,7 @@ void ReaderWriterMutex::ExclusiveUnlock(Thread* self) { exclusive_owner_ = 0; // Change state from -1 to 0. done = android_atomic_release_cas(-1, 0, &state_) == 0; - if (done) { // cmpxchg may fail due to noise? + if (done) { // cmpxchg may fail due to noise? // Wake any waiters. if (num_pending_readers_ > 0 || num_pending_writers_ > 0) { futex(&state_, FUTEX_WAKE, -1, NULL, NULL, 0); @@ -756,7 +756,7 @@ void ConditionVariable::Broadcast(Thread* self) { DCHECK_EQ(guard_.GetExclusiveOwnerTid(), SafeGetTid(self)); #if ART_USE_FUTEXES if (num_waiters_ > 0) { - android_atomic_inc(&sequence_); // Indicate the broadcast occurred. + android_atomic_inc(&sequence_); // Indicate the broadcast occurred. bool done = false; do { int32_t cur_sequence = sequence_; @@ -782,7 +782,7 @@ void ConditionVariable::Signal(Thread* self) { guard_.AssertExclusiveHeld(self); #if ART_USE_FUTEXES if (num_waiters_ > 0) { - android_atomic_inc(&sequence_); // Indicate a signal occurred. + android_atomic_inc(&sequence_); // Indicate a signal occurred. // Futex wake 1 waiter who will then come and in contend on mutex. It'd be nice to requeue them // to avoid this, however, requeueing can only move all waiters. int num_woken = futex(&sequence_, FUTEX_WAKE, 1, NULL, NULL, 0); |