Export of internal Abseil changes

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972333fe1e43427849b8a634aa35061e81be3642 by Abseil Team <absl-team@google.com>:

Replace deprecated thread annotations macros.

PiperOrigin-RevId: 267332619

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7039c6dc499a31c372b4872eda0772455931c360 by Gennadiy Rozental <rogeeff@google.com>:

Internal change

PiperOrigin-RevId: 267220271

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a3f524d2afc2535686f206a7ce06961016349d7a by Abseil Team <absl-team@google.com>:

Factor kernel_timeout out of synchronization.

PiperOrigin-RevId: 267217304

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90287de4114ef9a06cafe50256a2d03349772c21 by Abseil Team <absl-team@google.com>:

Fixed comment typo.

PiperOrigin-RevId: 267198532

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d312c1a1e52aeca1871ff0deead416d09a7f237e by Gennadiy Rozental <rogeeff@google.com>:

Internal change

PiperOrigin-RevId: 267185804
GitOrigin-RevId: 972333fe1e43427849b8a634aa35061e81be3642
Change-Id: Ia8a2f877c57cef9854aad48f1753af872fc04dc8

1 files changed, 7 insertions, 7 deletions

diff --git a/absl/synchronization/mutex.cc b/absl/synchronization/mutex.cc
index 76bd307a4d41..100def2dd83b 100644
--- a/absl/synchronization/mutex.cc
+++ b/absl/synchronization/mutex.cc
@@ -207,8 +207,8 @@ 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.
@@ -279,10 +279,10 @@ 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"
@@ -296,7 +296,7 @@ static struct SynchEvent {     // this is a trivial hash table for the events
 
   // Constant after initialization
   char name[1];         // actually longer---null-terminated std::string
-} *synch_event[kNSynchEvent] GUARDED_BY(synch_event_mu);
+} * 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
@@ -1143,7 +1143,7 @@ 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)))
@@ -1152,7 +1152,7 @@ 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();