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k_auto_object: Fix data race 

Change the memory order to acqure-release when we decrement the
reference count. Prevents a race with line 89 reported by TSan.
This commit is contained in:
lat9nq 2022-04-01 19:54:35 -04:00
parent 6bcbbb29e7
commit 983916e919
1 changed files with 1 additions and 1 deletions
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2
src/core/hle/kernel/k_auto_object.h
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@ -163,7 +163,7 @@ public:
do { do {
ASSERT(cur_ref_count > 0); ASSERT(cur_ref_count > 0);
} while (!m_ref_count.compare_exchange_weak(cur_ref_count, cur_ref_count - 1, } while (!m_ref_count.compare_exchange_weak(cur_ref_count, cur_ref_count - 1,
std::memory_order_relaxed)); std::memory_order_acq_rel));
// If ref count hits zero, destroy the object. // If ref count hits zero, destroy the object.
if (cur_ref_count - 1 == 0) { if (cur_ref_count - 1 == 0) {