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svc: SignalProcessWideKey should apply to all cores.

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This commit is contained in:
bunnei 2018-05-05 22:00:34 -04:00
parent 6a890023e9
commit 1c36f2a798
1 changed files with 43 additions and 36 deletions
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79
src/core/hle/kernel/svc.cpp
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@ -635,53 +635,60 @@ static ResultCode SignalProcessWideKey(VAddr condition_variable_addr, s32 target
condition_variable_addr, target);
u32 processed = 0;
auto& thread_list = Core::System::GetInstance().CurrentScheduler().GetThreadList();
for (auto& thread : thread_list) {
if (thread->condvar_wait_address != condition_variable_addr)
continue;
auto signal_process_wide_key = [&](size_t core_index) {
const auto& scheduler = Core::System::GetInstance().Scheduler(core_index);
for (auto& thread : scheduler->GetThreadList()) {
if (thread->condvar_wait_address != condition_variable_addr)
continue;
// Only process up to 'target' threads, unless 'target' is -1, in which case process
// them all.
if (target != -1 && processed >= target)
break;
// Only process up to 'target' threads, unless 'target' is -1, in which case process
// them all.
if (target != -1 && processed >= target)
break;
// If the mutex is not yet acquired, acquire it.
u32 mutex_val = Memory::Read32(thread->mutex_wait_address);
// If the mutex is not yet acquired, acquire it.
u32 mutex_val = Memory::Read32(thread->mutex_wait_address);
if (mutex_val == 0) {
// We were able to acquire the mutex, resume this thread.
Memory::Write32(thread->mutex_wait_address, thread->wait_handle);
ASSERT(thread->status == THREADSTATUS_WAIT_MUTEX);
thread->ResumeFromWait();
if (mutex_val == 0) {
// We were able to acquire the mutex, resume this thread.
Memory::Write32(thread->mutex_wait_address, thread->wait_handle);
ASSERT(thread->status == THREADSTATUS_WAIT_MUTEX);
thread->ResumeFromWait();
auto lock_owner = thread->lock_owner;
if (lock_owner)
lock_owner->RemoveMutexWaiter(thread);
auto lock_owner = thread->lock_owner;
if (lock_owner)
lock_owner->RemoveMutexWaiter(thread);
thread->lock_owner = nullptr;
thread->mutex_wait_address = 0;
thread->condvar_wait_address = 0;
thread->wait_handle = 0;
} else {
// Couldn't acquire the mutex, block the thread.
Handle owner_handle = static_cast<Handle>(mutex_val & Mutex::MutexOwnerMask);
auto owner = g_handle_table.Get<Thread>(owner_handle);
ASSERT(owner);
ASSERT(thread->status != THREADSTATUS_RUNNING);
thread->status = THREADSTATUS_WAIT_MUTEX;
thread->wakeup_callback = nullptr;
thread->lock_owner = nullptr;
thread->mutex_wait_address = 0;
thread->condvar_wait_address = 0;
thread->wait_handle = 0;
} else {
// Couldn't acquire the mutex, block the thread.
Handle owner_handle = static_cast<Handle>(mutex_val & Mutex::MutexOwnerMask);
auto owner = g_handle_table.Get<Thread>(owner_handle);
ASSERT(owner);
ASSERT(thread->status != THREADSTATUS_RUNNING);
thread->status = THREADSTATUS_WAIT_MUTEX;
thread->wakeup_callback = nullptr;
// Signal that the mutex now has a waiting thread.
Memory::Write32(thread->mutex_wait_address, mutex_val | Mutex::MutexHasWaitersFlag);
// Signal that the mutex now has a waiting thread.
Memory::Write32(thread->mutex_wait_address, mutex_val | Mutex::MutexHasWaitersFlag);
owner->AddMutexWaiter(thread);
owner->AddMutexWaiter(thread);
Core::System::GetInstance().PrepareReschedule();
Core::System::GetInstance().PrepareReschedule();
}
++processed;
}
};
++processed;
}
signal_process_wide_key(0);
signal_process_wide_key(1);
signal_process_wide_key(2);
signal_process_wide_key(3);
return RESULT_SUCCESS;
}