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kern: implement SvcCancelSynchronization

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Michael Scire 2020-07-20 02:27:53 -07:00 • committed by SciresM
parent 5b8a20dbf7
commit 26df56cd87
3 changed files with 35 additions and 2 deletions
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21
libraries/libmesosphere/source/kern_k_thread.cpp
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@ -439,6 +439,27 @@ namespace ams::kern {
}
}
void KThread::WaitCancel() {
MESOSPHERE_ASSERT_THIS();
KScopedSchedulerLock sl;
/* Check if we're waiting and cancellable. */
if (this->GetState() == ThreadState_Waiting && this->cancellable) {
if (this->sleeping_queue != nullptr) {
/* TODO: Cancel light IPC. */
MESOSPHERE_UNIMPLEMENTED();
} else {
this->SetSyncedObject(nullptr, svc::ResultCancelled());
this->SetState(ThreadState_Runnable);
this->wait_cancelled = false;
}
} else {
/* Otherwise, note that we cancelled a wait. */
this->wait_cancelled = true;
}
}
void KThread::TrySuspend() {
MESOSPHERE_ASSERT_THIS();
MESOSPHERE_ASSERT(KScheduler::IsSchedulerLockedByCurrentThread());