diff options
Diffstat (limited to 'absl/base/internal/spinlock_wait.cc')
| -rw-r--r-- | absl/base/internal/spinlock_wait.cc | 7 |
1 files changed, 4 insertions, 3 deletions
diff --git a/absl/base/internal/spinlock_wait.cc b/absl/base/internal/spinlock_wait.cc index 0fde9c04..365a7939 100644 --- a/absl/base/internal/spinlock_wait.cc +++ b/absl/base/internal/spinlock_wait.cc @@ -38,14 +38,15 @@ namespace base_internal { uint32_t SpinLockWait(std::atomic<uint32_t> *w, int n, const SpinLockWaitTransition trans[], base_internal::SchedulingMode scheduling_mode) { - for (int loop = 0; ; loop++) { + int loop = 0; + for (;;) { uint32_t v = w->load(std::memory_order_acquire); int i; for (i = 0; i != n && v != trans[i].from; i++) { } if (i == n) { - SpinLockDelay(w, v, loop, scheduling_mode); // no matching transition - } else if (trans[i].to == v || // null transition + SpinLockDelay(w, v, ++loop, scheduling_mode); // no matching transition + } else if (trans[i].to == v || // null transition w->compare_exchange_strong(v, trans[i].to, std::memory_order_acquire, std::memory_order_relaxed)) { |