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Work around QEMU bugs

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Justine Tunney 2024-07-07 15:42:46 -07:00
parent f7780de24b
commit f590e96abd
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4 changed files with 12 additions and 6 deletions
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5
third_party/nsync/common.c vendored
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@ -142,7 +142,7 @@ static void free_waiters_push (waiter *w) {
w->next_free = atomic_load_explicit (&free_waiters, memory_order_relaxed);
while (!atomic_compare_exchange_weak_explicit (&free_waiters, &w->next_free, w,
memory_order_acq_rel, memory_order_relaxed))
backoff = pthread_delay_np(free_waiters, backoff);
backoff = pthread_delay_np (free_waiters, backoff);
}
static void free_waiters_populate (void) {
@ -188,12 +188,11 @@ static waiter *free_waiters_pop (void) {
if (atomic_compare_exchange_weak_explicit (&free_waiters, &w, w->next_free,
memory_order_acq_rel, memory_order_relaxed))
return w;
backoff = pthread_delay_np(free_waiters, backoff);
backoff = pthread_delay_np (free_waiters, backoff);
} else {
free_waiters_populate ();
}
}
return w;
}
/* -------------------------------- */