public void UpdatePriority()
{
int OldPriority = ActualPriority;
int CurrPriority = WantedPriority;
lock (Process.ThreadSyncLock)
{
foreach (KThread Thread in MutexWaiters)
{
if (CurrPriority > Thread.WantedPriority)
{
CurrPriority = Thread.WantedPriority;
}
}
}
if (CurrPriority != OldPriority)
{
ActualPriority = CurrPriority;
Process.Scheduler.Resort(this);
MutexOwner?.UpdatePriority();
}
}
private void UpdatePriorityInheritance()
{
//If any of the threads waiting for the mutex has
//higher priority than the current thread, then
//the current thread inherits that priority.
int HighestPriority = BasePriority;
if (MutexWaiters.First != null)
{
int WaitingDynamicPriority = MutexWaiters.First.Value.DynamicPriority;
if (WaitingDynamicPriority < HighestPriority)
{
HighestPriority = WaitingDynamicPriority;
}
}
if (HighestPriority != DynamicPriority)
{
int OldPriority = DynamicPriority;
DynamicPriority = HighestPriority;
AdjustSchedulingForNewPriority(OldPriority);
if (MutexOwner != null)
{
//Remove and re-insert to ensure proper sorting based on new priority.
MutexWaiterNode.List.Remove(MutexWaiterNode);
MutexOwner.AddToMutexWaitersList(this);
}
}
}
public void UpdatePriority()
{
bool PriorityChanged;
lock (Process.ThreadSyncLock)
{
int OldPriority = ActualPriority;
int CurrPriority = WantedPriority;
foreach (KThread Thread in MutexWaiters)
{
int WantedPriority = Thread.WantedPriority;
if (CurrPriority > WantedPriority)
{
CurrPriority = WantedPriority;
}
}
PriorityChanged = CurrPriority != OldPriority;
ActualPriority = CurrPriority;
}
if (PriorityChanged)
{
Process.Scheduler.Resort(this);
MutexOwner?.UpdatePriority();
}
}
public void UpdatePriority()
{
int OldPriority = ActualPriority;
int CurrPriority = WantedPriority;
if (NextMutexThread != null && CurrPriority > NextMutexThread.WantedPriority)
{
CurrPriority = NextMutexThread.WantedPriority;
}
if (CurrPriority != OldPriority)
{
ActualPriority = CurrPriority;
UpdateWaitList();
MutexOwner?.UpdatePriority();
}
}
