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Kernel: Corrections to ModifyByWaitingCountAndSignalToAddressIfEqual

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This commit is contained in:
Fernando Sahmkow 2019-10-07 19:09:57 -04:00 committed by FernandoS27
parent 44e09e5f21
commit 7176857177
1 changed files with 13 additions and 5 deletions
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10
src/core/hle/kernel/address_arbiter.cpp
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@ -91,13 +91,21 @@ ResultCode AddressArbiter::ModifyByWaitingCountAndSignalToAddressIfEqual(VAddr a
// Determine the modified value depending on the waiting count.
s32 updated_value;
if (num_to_wake <= 0) {
if (waiting_threads.empty()) {
updated_value = value + 1;
} else if (num_to_wake <= 0 || waiting_threads.size() <= static_cast<u32>(num_to_wake)) {
} else {
updated_value = value - 1;
}
} else {
if (waiting_threads.empty()) {
updated_value = value + 1;
} else if (waiting_threads.size() <= static_cast<u32>(num_to_wake)) {
updated_value = value - 1;
} else {
updated_value = value;
}
}
if (static_cast<s32>(Memory::Read32(address)) != value) {
return ERR_INVALID_STATE;