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authorGravatar Abseil Team <absl-team@google.com>2020-06-09 08:17:12 -0700
committerGravatar vslashg <gfalcon@google.com>2020-06-09 11:23:39 -0400
commit2eba343b51e0923cd3fb919a6abd6120590fc059 (patch)
tree0fe2eb4440e2dfb5da6e125455b2880ee58802d5 /absl/synchronization
parenta8b03d90e0afe03fefa16d4a871ece344a5d52ad (diff)
Export of internal Abseil changes
-- baf626d27ff1547776745f3b601cc42f703d4bdf by Greg Falcon <gfalcon@google.com>: Import of CCTZ from GitHub. PiperOrigin-RevId: 315486679 -- 39d4e7f9214c5a74e4ee4b8a7f4af26479925029 by Gennadiy Rozental <rogeeff@google.com>: Avoid order dependant test cases. PiperOrigin-RevId: 315327948 -- 8feb187703a28bb0c5cfc5dd6091e3faa90a8e61 by Gennadiy Rozental <rogeeff@google.com>: Avoid order dependant test cases. PiperOrigin-RevId: 315317018 -- cffd8fddad15908ec9de7f21f65b20528972e3fa by Gennadiy Rozental <rogeeff@google.com>: Avoid order dependant test cases. PiperOrigin-RevId: 315311587 -- 48997a0ceb231b75c14eb4b1eb3b66af69e49f42 by Tom Manshreck <shreck@google.com>: Nit: remove extra "the" PiperOrigin-RevId: 314959763 -- 9516f44a4b5d3055427c95e80c8c04a6321e4221 by Gennadiy Rozental <rogeeff@google.com>: Import of CCTZ from GitHub. PiperOrigin-RevId: 314925147 -- 4f8691d74a4eb42ed03ef29c9588a01b78829941 by Abseil Team <absl-team@google.com>: Uninclude util/bits/bits.h PiperOrigin-RevId: 314858384 -- 02b42a8ec5e5561b29b4e5f93cc1482c3c72ef2d by Abseil Team <absl-team@google.com>: Google-internal changes only. PiperOrigin-RevId: 314855667 -- 146013d69dabafbe2030e23ced7b741d9e8d417c by Gennadiy Rozental <rogeeff@google.com>: Uninclude util/bits/bits.h PiperOrigin-RevId: 314838927 GitOrigin-RevId: baf626d27ff1547776745f3b601cc42f703d4bdf Change-Id: I2602286fb13cf35a88bdd80fe0b44974d4388d46
Diffstat (limited to 'absl/synchronization')
-rw-r--r--absl/synchronization/mutex.cc7
1 files changed, 0 insertions, 7 deletions
diff --git a/absl/synchronization/mutex.cc b/absl/synchronization/mutex.cc
index 36c93d5f..1f8a696e 100644
--- a/absl/synchronization/mutex.cc
+++ b/absl/synchronization/mutex.cc
@@ -58,7 +58,6 @@
using absl::base_internal::CurrentThreadIdentityIfPresent;
using absl::base_internal::PerThreadSynch;
-using absl::base_internal::SchedulingGuard;
using absl::base_internal::ThreadIdentity;
using absl::synchronization_internal::GetOrCreateCurrentThreadIdentity;
using absl::synchronization_internal::GraphCycles;
@@ -1109,7 +1108,6 @@ void Mutex::TryRemove(PerThreadSynch *s) {
// on the mutex queue. In this case, remove "s" from the queue and return
// true, otherwise return false.
ABSL_XRAY_LOG_ARGS(1) void Mutex::Block(PerThreadSynch *s) {
- SchedulingGuard::ScopedDisable disable_rescheduling;
while (s->state.load(std::memory_order_acquire) == PerThreadSynch::kQueued) {
if (!DecrementSynchSem(this, s, s->waitp->timeout)) {
// After a timeout, we go into a spin loop until we remove ourselves
@@ -1899,7 +1897,6 @@ static void CheckForMutexCorruption(intptr_t v, const char* label) {
}
void Mutex::LockSlowLoop(SynchWaitParams *waitp, int flags) {
- SchedulingGuard::ScopedDisable disable_rescheduling;
int c = 0;
intptr_t v = mu_.load(std::memory_order_relaxed);
if ((v & kMuEvent) != 0) {
@@ -2019,7 +2016,6 @@ void Mutex::LockSlowLoop(SynchWaitParams *waitp, int flags) {
// or it is in the process of blocking on a condition variable; it must requeue
// itself on the mutex/condvar to wait for its condition to become true.
ABSL_ATTRIBUTE_NOINLINE void Mutex::UnlockSlow(SynchWaitParams *waitp) {
- SchedulingGuard::ScopedDisable disable_rescheduling;
intptr_t v = mu_.load(std::memory_order_relaxed);
this->AssertReaderHeld();
CheckForMutexCorruption(v, "Unlock");
@@ -2335,7 +2331,6 @@ void Mutex::Trans(MuHow how) {
// It will later acquire the mutex with high probability. Otherwise, we
// enqueue thread w on this mutex.
void Mutex::Fer(PerThreadSynch *w) {
- SchedulingGuard::ScopedDisable disable_rescheduling;
int c = 0;
ABSL_RAW_CHECK(w->waitp->cond == nullptr,
"Mutex::Fer while waiting on Condition");
@@ -2434,7 +2429,6 @@ CondVar::~CondVar() {
// Remove thread s from the list of waiters on this condition variable.
void CondVar::Remove(PerThreadSynch *s) {
- SchedulingGuard::ScopedDisable disable_rescheduling;
intptr_t v;
int c = 0;
for (v = cv_.load(std::memory_order_relaxed);;
@@ -2595,7 +2589,6 @@ void CondVar::Wakeup(PerThreadSynch *w) {
}
void CondVar::Signal() {
- SchedulingGuard::ScopedDisable disable_rescheduling;
ABSL_TSAN_MUTEX_PRE_SIGNAL(nullptr, 0);
intptr_t v;
int c = 0;