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[kernel] Ensure all kernel objects exist before destroying them and avoid infinite loop between Open() and Close() functions #261

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Shinmegumi merged 2 commits from kernel-fix into master 2025-08-15 14:01:11 +02:00
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1 changed files with 5 additions and 2 deletions
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src/core/hle/kernel/k_auto_object.h
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@ -153,12 +153,15 @@ public:
// Atomically decrement the reference count, not allowing it to become negative.
u32 cur_ref_count = m_ref_count.load(std::memory_order_acquire);
do {
if (cur_ref_count == 0) {
return;
}
ASSERT(cur_ref_count > 0);
} while (!m_ref_count.compare_exchange_weak(cur_ref_count, cur_ref_count - 1,
std::memory_order_acq_rel));
// If ref count hits zero, destroy the object.
if (cur_ref_count - 1 == 0) {
// If ref count hits 1, destroy the object.
if (cur_ref_count == 1) {
KernelCore& kernel = m_kernel;
this->Destroy();
KAutoObject::UnregisterWithKernel(kernel, this);