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chore: revert "perf: avoid taking mutex on task deactivation" (#7590)

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Likely introduced segfaults.

Reverts leanprover/lean4#7572
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Sebastian Ullrich 2025-03-20 08:04:50 +01:00 • committed by GitHub
parent 160ca476a1
commit f42a28f718
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1 changed files with 0 additions and 6 deletions
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6
src/runtime/object.cpp
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@ -926,12 +926,6 @@ public:
}
void deactivate_task(lean_task_object * t) {
if (object * v = t->m_value) {
lean_assert(t->m_imp == nullptr);
lean_dec(v);
free_task(t);
return;
}
unique_lock<mutex> lock(m_mutex);
if (object * v = t->m_value) {
lean_assert(t->m_imp == nullptr);