Merge pull request #96225 from RandomShaper/wtp_fix_yield

WorkerThreadPool: Fix end-of-yield logic potentially leading to deadlocks
This commit is contained in:
Rémi Verschelde 2024-08-28 15:46:57 +02:00
commit e439154407
No known key found for this signature in database
GPG key ID: C3336907360768E1

View file

@ -461,7 +461,10 @@ void WorkerThreadPool::_wait_collaboratively(ThreadData *p_caller_pool_thread, T
p_caller_pool_thread->signaled = false;
if (IS_WAIT_OVER) {
if (unlikely(p_task == ThreadData::YIELDING)) {
p_caller_pool_thread->yield_is_over = false;
}
if (!exit_threads && was_signaled) {
// This thread was awaken for some additional reason, but it's about to exit.
// Let's find out what may be pending and forward the requests.