kernel: document previous location of interrupt disables in arbiter/condvar

src/core/hle/kernel/k_address_arbiter.cpp

@@ -29,7 +29,9 @@ bool DecrementIfLessThan(Core::System& system, s32* out, VAddr address, s32 valu
     auto& monitor = system.Monitor();
     const auto current_core = system.Kernel().CurrentPhysicalCoreIndex();
 
-    // TODO(bunnei): We should disable interrupts here via KScopedInterruptDisable.
+    // NOTE: If scheduler lock is not held here, interrupt disable is required.
+    // KScopedInterruptDisable di;
+
     // TODO(bunnei): We should call CanAccessAtomic(..) here.
 
     // Load the value from the address.
@@ -59,7 +61,9 @@ bool UpdateIfEqual(Core::System& system, s32* out, VAddr address, s32 value, s32
     auto& monitor = system.Monitor();
     const auto current_core = system.Kernel().CurrentPhysicalCoreIndex();
 
-    // TODO(bunnei): We should disable interrupts here via KScopedInterruptDisable.
+    // NOTE: If scheduler lock is not held here, interrupt disable is required.
+    // KScopedInterruptDisable di;
+
     // TODO(bunnei): We should call CanAccessAtomic(..) here.
 
     // Load the value from the address.

src/core/hle/kernel/k_condition_variable.cpp

@@ -198,7 +198,9 @@ void KConditionVariable::SignalImpl(KThread* thread) {
     u32 prev_tag{};
     bool can_access{};
     {
-        // TODO(bunnei): We should disable interrupts here via KScopedInterruptDisable.
+        // NOTE: If scheduler lock is not held here, interrupt disable is required.
+        // KScopedInterruptDisable di;
+
         // TODO(bunnei): We should call CanAccessAtomic(..) here.
         can_access = true;
         if (can_access) [[likely]] {