diff options
Diffstat (limited to 'absl/synchronization/mutex.cc')
| -rw-r--r-- | absl/synchronization/mutex.cc | 37 |
1 files changed, 20 insertions, 17 deletions
diff --git a/absl/synchronization/mutex.cc b/absl/synchronization/mutex.cc index 07f220f5..e0879b05 100644 --- a/absl/synchronization/mutex.cc +++ b/absl/synchronization/mutex.cc @@ -71,7 +71,7 @@ ABSL_ATTRIBUTE_WEAK void AbslInternalMutexYield() { std::this_thread::yield(); } } // extern "C" namespace absl { -inline namespace lts_2019_08_08 { +ABSL_NAMESPACE_BEGIN namespace { @@ -107,13 +107,16 @@ static_assert( sizeof(MutexGlobals) == ABSL_CACHELINE_SIZE, "MutexGlobals must occupy an entire cacheline to prevent false sharing"); -ABSL_CONST_INIT absl::base_internal::AtomicHook<void (*)(int64_t wait_cycles)> - submit_profile_data; -ABSL_CONST_INIT absl::base_internal::AtomicHook< - void (*)(const char *msg, const void *obj, int64_t wait_cycles)> mutex_tracer; -ABSL_CONST_INIT absl::base_internal::AtomicHook< - void (*)(const char *msg, const void *cv)> cond_var_tracer; -ABSL_CONST_INIT absl::base_internal::AtomicHook< +ABSL_INTERNAL_ATOMIC_HOOK_ATTRIBUTES + absl::base_internal::AtomicHook<void (*)(int64_t wait_cycles)> + submit_profile_data; +ABSL_INTERNAL_ATOMIC_HOOK_ATTRIBUTES absl::base_internal::AtomicHook<void (*)( + const char *msg, const void *obj, int64_t wait_cycles)> + mutex_tracer; +ABSL_INTERNAL_ATOMIC_HOOK_ATTRIBUTES + absl::base_internal::AtomicHook<void (*)(const char *msg, const void *cv)> + cond_var_tracer; +ABSL_INTERNAL_ATOMIC_HOOK_ATTRIBUTES absl::base_internal::AtomicHook< bool (*)(const void *pc, char *out, int out_size)> symbolizer(absl::Symbolize); @@ -208,8 +211,8 @@ static absl::base_internal::SpinLock deadlock_graph_mu( absl::base_internal::kLinkerInitialized); // graph used to detect deadlocks. -static GraphCycles *deadlock_graph GUARDED_BY(deadlock_graph_mu) - PT_GUARDED_BY(deadlock_graph_mu); +static GraphCycles *deadlock_graph ABSL_GUARDED_BY(deadlock_graph_mu) + ABSL_PT_GUARDED_BY(deadlock_graph_mu); //------------------------------------------------------------------ // An event mechanism for debugging mutex use. @@ -280,10 +283,10 @@ static const uint32_t kNSynchEvent = 1031; static struct SynchEvent { // this is a trivial hash table for the events // struct is freed when refcount reaches 0 - int refcount GUARDED_BY(synch_event_mu); + int refcount ABSL_GUARDED_BY(synch_event_mu); // buckets have linear, 0-terminated chains - SynchEvent *next GUARDED_BY(synch_event_mu); + SynchEvent *next ABSL_GUARDED_BY(synch_event_mu); // Constant after initialization uintptr_t masked_addr; // object at this address is called "name" @@ -296,8 +299,8 @@ static struct SynchEvent { // this is a trivial hash table for the events bool log; // logging turned on // Constant after initialization - char name[1]; // actually longer---null-terminated std::string -} *synch_event[kNSynchEvent] GUARDED_BY(synch_event_mu); + char name[1]; // actually longer---NUL-terminated std::string +} * synch_event[kNSynchEvent] ABSL_GUARDED_BY(synch_event_mu); // Ensure that the object at "addr" has a SynchEvent struct associated with it, // set "bits" in the word there (waiting until lockbit is clear before doing @@ -1144,7 +1147,7 @@ PerThreadSynch *Mutex::Wakeup(PerThreadSynch *w) { } static GraphId GetGraphIdLocked(Mutex *mu) - EXCLUSIVE_LOCKS_REQUIRED(deadlock_graph_mu) { + ABSL_EXCLUSIVE_LOCKS_REQUIRED(deadlock_graph_mu) { if (!deadlock_graph) { // (re)create the deadlock graph. deadlock_graph = new (base_internal::LowLevelAlloc::Alloc(sizeof(*deadlock_graph))) @@ -1153,7 +1156,7 @@ static GraphId GetGraphIdLocked(Mutex *mu) return deadlock_graph->GetId(mu); } -static GraphId GetGraphId(Mutex *mu) LOCKS_EXCLUDED(deadlock_graph_mu) { +static GraphId GetGraphId(Mutex *mu) ABSL_LOCKS_EXCLUDED(deadlock_graph_mu) { deadlock_graph_mu.Lock(); GraphId id = GetGraphIdLocked(mu); deadlock_graph_mu.Unlock(); @@ -2721,5 +2724,5 @@ bool Condition::GuaranteedEqual(const Condition *a, const Condition *b) { a->arg_ == b->arg_ && a->method_ == b->method_; } -} // inline namespace lts_2019_08_08 +ABSL_NAMESPACE_END } // namespace absl |