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Kernel: Ignore allocation failures during thread finalization

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We ignore allocation failures above the first 32 guaranteed thread
slots, and just flag our future-selves to finalize these threads at a
later point.
This commit is contained in:
Idan Horowitz 2022-01-26 18:34:31 +02:00 • committed by Linus Groh
commit a0f404551e
Notes: sideshowbarker 2024-07-17 20:10:27 +09:00
2 changed files with 11 additions and 4 deletions
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9
Kernel/Thread.cpp
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@ -529,8 +529,13 @@ void Thread::finalize_dying_threads()
{
SpinlockLocker lock(g_scheduler_lock);
for_each_in_state(Thread::State::Dying, [&](Thread& thread) {
if (thread.is_finalizable())
dying_threads.append(&thread);
if (!thread.is_finalizable())
return;
auto result = dying_threads.try_append(&thread);
// We ignore allocation failures above the first 32 guaranteed thread slots, and
// just flag our future-selves to finalize these threads at a later point
if (result.is_error())
g_finalizer_has_work.store(true, AK::MemoryOrder::memory_order_release);
});
}
for (auto* thread : dying_threads) {