mirror of
https://github.com/Ryujinx/Ryujinx.git
synced 2024-12-23 16:25:30 +00:00
Some improvements to SetThreadCoreMask, simplified implementation of wait lists
This commit is contained in:
gdkchan
parent
9e50ed53e6
commit
ee0b14ba08
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@ -66,17 +66,21 @@ namespace Ryujinx.Core.OsHle.Handles
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SchedThread.Dispose();
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}
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SchedulerThread NewThread = WaitingToRun.Pop(Thread.ActualCore);
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int ActualCore = Thread.ActualCore;
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SchedulerThread NewThread = WaitingToRun.Pop(ActualCore);
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if (NewThread == null)
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{
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Log.PrintDebug(LogClass.KernelScheduler, $"Nothing to run on core {Thread.ActualCore}!");
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Log.PrintDebug(LogClass.KernelScheduler, $"Nothing to run on core {ActualCore}!");
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RemoveActiveCore(Thread.ActualCore);
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RemoveActiveCore(ActualCore);
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return;
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}
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NewThread.Thread.ActualCore = ActualCore;
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RunThread(NewThread);
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}
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}
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@ -146,17 +150,21 @@ namespace Ryujinx.Core.OsHle.Handles
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{
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PrintDbgThreadInfo(Thread, "suspended.");
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SchedulerThread SchedThread = WaitingToRun.Pop(Thread.ActualCore);
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int ActualCore = Thread.ActualCore;
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SchedulerThread SchedThread = WaitingToRun.Pop(ActualCore);
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if (SchedThread != null)
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{
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SchedThread.Thread.ActualCore = ActualCore;
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RunThread(SchedThread);
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}
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else
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{
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Log.PrintDebug(LogClass.KernelScheduler, $"Nothing to run on core {Thread.ActualCore}!");
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RemoveActiveCore(Thread.ActualCore);
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RemoveActiveCore(ActualCore);
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}
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}
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}
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@ -169,9 +177,9 @@ namespace Ryujinx.Core.OsHle.Handles
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{
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lock (SchedLock)
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{
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SchedulerThread SchedThread = WaitingToRun.Pop(
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Thread.ActualCore,
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Thread.ActualPriority);
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int ActualCore = Thread.ActualCore;
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SchedulerThread SchedThread = WaitingToRun.Pop(ActualCore, Thread.ActualPriority);
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if (SchedThread == null)
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{
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@ -182,6 +190,8 @@ namespace Ryujinx.Core.OsHle.Handles
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if (SchedThread != null)
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{
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SchedThread.Thread.ActualCore = ActualCore;
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RunThread(SchedThread);
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}
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}
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@ -198,11 +208,10 @@ namespace Ryujinx.Core.OsHle.Handles
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public bool TryRunning(KThread Thread)
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{
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if (!AllThreads.TryGetValue(Thread, out SchedulerThread SchedThread))
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//Failing to get the thread here is fine,
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//the thread may not have been started yet.
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if (AllThreads.TryGetValue(Thread, out SchedulerThread SchedThread))
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{
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throw new InvalidOperationException();
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}
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lock (SchedLock)
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{
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if (WaitingToRun.HasThread(SchedThread) && AddActiveCore(Thread))
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@ -213,10 +222,11 @@ namespace Ryujinx.Core.OsHle.Handles
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return true;
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}
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}
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}
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return false;
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}
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}
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public void Resume(KThread Thread)
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{
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@ -289,19 +299,26 @@ namespace Ryujinx.Core.OsHle.Handles
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private bool AddActiveCore(KThread Thread)
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{
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int CoreMask;
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lock (SchedLock)
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{
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//First, try running it on Ideal Core.
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int CoreMask = 1 << Thread.IdealCore;
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int IdealCore = Thread.IdealCore;
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if (IdealCore != -1)
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{
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CoreMask = 1 << IdealCore;
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if ((ActiveCores & CoreMask) == 0)
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{
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ActiveCores |= CoreMask;
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Thread.ActualCore = Thread.IdealCore;
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Thread.ActualCore = IdealCore;
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return true;
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}
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}
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//If that fails, then try running on any core allowed by Core Mask.
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CoreMask = Thread.CoreMask & ~ActiveCores;
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@ -341,6 +358,7 @@ namespace Ryujinx.Core.OsHle.Handles
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{
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Log.PrintDebug(LogClass.KernelScheduler, "(" +
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"ThreadId = " + Thread.ThreadId + ", " +
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"CoreMask = 0x" + Thread.CoreMask.ToString("x1") + ", " +
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"ActualCore = " + Thread.ActualCore + ", " +
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"IdealCore = " + Thread.IdealCore + ", " +
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"ActualPriority = " + Thread.ActualPriority + ", " +
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@ -1,5 +1,5 @@
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using ChocolArm64;
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using System;
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using System.Collections.Generic;
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namespace Ryujinx.Core.OsHle.Handles
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{
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@ -14,16 +14,15 @@ namespace Ryujinx.Core.OsHle.Handles
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private Process Process;
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public KThread NextMutexThread { get; set; }
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public KThread NextCondVarThread { get; set; }
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public List<KThread> MutexWaiters { get; private set; }
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public KThread MutexOwner { get; set; }
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public int ActualPriority { get; private set; }
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public int WantedPriority { get; private set; }
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public int IdealCore { get; set; }
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public int ActualCore { get; set; }
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public int IdealCore { get; set; }
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public int WaitHandle { get; set; }
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@ -39,6 +38,8 @@ namespace Ryujinx.Core.OsHle.Handles
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this.Process = Process;
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this.IdealCore = IdealCore;
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MutexWaiters = new List<KThread>();
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CoreMask = 1 << IdealCore;
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ActualPriority = WantedPriority = Priority;
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@ -57,148 +58,25 @@ namespace Ryujinx.Core.OsHle.Handles
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int CurrPriority = WantedPriority;
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if (NextMutexThread != null && CurrPriority > NextMutexThread.WantedPriority)
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lock (Process.ThreadSyncLock)
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{
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CurrPriority = NextMutexThread.WantedPriority;
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foreach (KThread Thread in MutexWaiters)
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{
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if (CurrPriority > Thread.WantedPriority)
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{
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CurrPriority = Thread.WantedPriority;
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}
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}
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}
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if (CurrPriority != OldPriority)
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{
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ActualPriority = CurrPriority;
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UpdateWaitLists();
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Process.Scheduler.Resort(this);
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MutexOwner?.UpdatePriority();
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}
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}
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private void UpdateWaitLists()
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{
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UpdateMutexList();
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UpdateCondVarList();
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Process.Scheduler.Resort(this);
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}
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private void UpdateMutexList()
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{
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KThread OwnerThread = MutexOwner;
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if (OwnerThread == null)
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{
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return;
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}
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//The MutexOwner field should only be non-null when the thread is
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//waiting for the lock, and the lock belongs to another thread.
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if (OwnerThread == this)
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{
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throw new InvalidOperationException();
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}
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lock (OwnerThread)
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{
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//Remove itself from the list.
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KThread CurrThread = OwnerThread;
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while (CurrThread.NextMutexThread != null)
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{
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if (CurrThread.NextMutexThread == this)
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{
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CurrThread.NextMutexThread = NextMutexThread;
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break;
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}
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CurrThread = CurrThread.NextMutexThread;
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}
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//Re-add taking new priority into account.
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CurrThread = OwnerThread;
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while (CurrThread.NextMutexThread != null)
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{
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if (CurrThread.NextMutexThread.ActualPriority > ActualPriority)
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{
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break;
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}
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CurrThread = CurrThread.NextMutexThread;
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}
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NextMutexThread = CurrThread.NextMutexThread;
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CurrThread.NextMutexThread = this;
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}
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}
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private void UpdateCondVarList()
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{
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lock (Process.ThreadArbiterListLock)
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{
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if (Process.ThreadArbiterListHead == null)
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{
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return;
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}
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//Remove itself from the list.
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bool Found;
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KThread CurrThread = Process.ThreadArbiterListHead;
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if (Found = (Process.ThreadArbiterListHead == this))
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{
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Process.ThreadArbiterListHead = Process.ThreadArbiterListHead.NextCondVarThread;
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}
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else
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{
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while (CurrThread.NextCondVarThread != null)
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{
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if (CurrThread.NextCondVarThread == this)
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{
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CurrThread.NextCondVarThread = NextCondVarThread;
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Found = true;
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break;
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}
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CurrThread = CurrThread.NextCondVarThread;
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}
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}
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if (!Found)
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{
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return;
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}
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//Re-add taking new priority into account.
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if (Process.ThreadArbiterListHead == null ||
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Process.ThreadArbiterListHead.ActualPriority > ActualPriority)
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{
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NextCondVarThread = Process.ThreadArbiterListHead;
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Process.ThreadArbiterListHead = this;
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return;
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}
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CurrThread = Process.ThreadArbiterListHead;
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while (CurrThread.NextCondVarThread != null)
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{
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if (CurrThread.NextCondVarThread.ActualPriority > ActualPriority)
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{
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break;
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}
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CurrThread = CurrThread.NextCondVarThread;
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}
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NextCondVarThread = CurrThread.NextCondVarThread;
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CurrThread.NextCondVarThread = this;
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}
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}
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}
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}
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@ -146,11 +146,16 @@ namespace Ryujinx.Core.OsHle.Kernel
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int IdealCore = (int)ThreadState.X1;
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long CoreMask = (long)ThreadState.X2;
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Ns.Log.PrintDebug(LogClass.KernelSvc,
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"Handle = " + Handle .ToString("x8") + ", " +
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"IdealCore = " + IdealCore.ToString("x8") + ", " +
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"CoreMask = " + CoreMask .ToString("x16"));
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KThread Thread = GetThread(ThreadState.Tpidr, Handle);
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if (IdealCore == -2)
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{
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//TODO: Get this value from the NPDM file.
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//TODO: Get this valcdue from the NPDM file.
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IdealCore = 0;
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CoreMask = 1 << IdealCore;
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@ -158,6 +163,8 @@ namespace Ryujinx.Core.OsHle.Kernel
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else if (IdealCore != -3)
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{
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if ((uint)IdealCore > 3)
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{
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if ((IdealCore | 2) != -1)
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{
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Ns.Log.PrintWarning(LogClass.KernelSvc, $"Invalid core id 0x{IdealCore:x8}!");
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@ -165,8 +172,8 @@ namespace Ryujinx.Core.OsHle.Kernel
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return;
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}
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if ((CoreMask & (1 << IdealCore)) == 0)
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}
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else if ((CoreMask & (1 << IdealCore)) == 0)
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{
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Ns.Log.PrintWarning(LogClass.KernelSvc, $"Invalid core mask 0x{CoreMask:x8}!");
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@ -185,9 +192,14 @@ namespace Ryujinx.Core.OsHle.Kernel
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return;
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}
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if (IdealCore == -3)
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//-1 is used as "don't care", so the IdealCore value is ignored.
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//-2 is used as "use NPDM default core id" (handled above).
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//-3 is used as "don't update", the old IdealCore value is kept.
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if (IdealCore != -3)
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{
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if ((CoreMask & (1 << Thread.IdealCore)) == 0)
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Thread.IdealCore = IdealCore;
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}
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else if ((CoreMask & (1 << Thread.IdealCore)) == 0)
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{
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Ns.Log.PrintWarning(LogClass.KernelSvc, $"Invalid core mask 0x{CoreMask:x8}!");
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@ -195,17 +207,17 @@ namespace Ryujinx.Core.OsHle.Kernel
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return;
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}
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}
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else
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{
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Thread.IdealCore = IdealCore;
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}
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Thread.CoreMask = (int)CoreMask;
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KThread CurrThread = Process.GetThread(ThreadState.Tpidr);
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//Try yielding execution, for the case where the new
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//core mask allows the thread to run on the current core.
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Process.Scheduler.Yield(CurrThread);
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//Try running the modified thread, for the case where one
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//of the cores specified on the core mask is free.
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Process.Scheduler.TryRunning(Thread);
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ThreadState.X0 = 0;
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@ -2,6 +2,8 @@ using ChocolArm64.State;
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using Ryujinx.Core.Logging;
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using Ryujinx.Core.OsHle.Handles;
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using System;
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using System.Collections.Generic;
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using System.Linq;
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using System.Threading;
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using static Ryujinx.Core.OsHle.ErrorCode;
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@ -110,9 +112,9 @@ namespace Ryujinx.Core.OsHle.Kernel
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ulong Timeout = ThreadState.X3;
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Ns.Log.PrintDebug(LogClass.KernelSvc,
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"OwnerThreadHandle = " + MutexAddress .ToString("x16") + ", " +
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"MutexAddress = " + CondVarAddress.ToString("x16") + ", " +
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"WaitThreadHandle = " + ThreadHandle .ToString("x8") + ", " +
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"MutexAddress = " + MutexAddress .ToString("x16") + ", " +
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"CondVarAddress = " + CondVarAddress.ToString("x16") + ", " +
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"ThreadHandle = " + ThreadHandle .ToString("x8") + ", " +
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"Timeout = " + Timeout .ToString("x16"));
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if (IsPointingInsideKernel(MutexAddress))
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@ -181,6 +183,8 @@ namespace Ryujinx.Core.OsHle.Kernel
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Ns.Log.PrintDebug(LogClass.KernelSvc, "MutexValue = " + MutexValue.ToString("x8"));
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lock (Process.ThreadSyncLock)
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{
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if (MutexValue != (OwnerThreadHandle | MutexHasListenersMask))
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{
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return;
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@ -190,6 +194,7 @@ namespace Ryujinx.Core.OsHle.Kernel
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CurrThread.MutexAddress = MutexAddress;
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InsertWaitingMutexThread(OwnerThreadHandle, WaitThread);
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}
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Ns.Log.PrintDebug(LogClass.KernelSvc, "Entering wait state...");
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@ -205,26 +210,22 @@ namespace Ryujinx.Core.OsHle.Kernel
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return false;
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}
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lock (CurrThread)
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lock (Process.ThreadSyncLock)
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{
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//This is the new thread that will not own the mutex.
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//If no threads are waiting for the lock, then it should be null.
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KThread OwnerThread = CurrThread.NextMutexThread;
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while (OwnerThread != null && OwnerThread.MutexAddress != MutexAddress)
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{
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OwnerThread = OwnerThread.NextMutexThread;
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}
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UpdateMutexOwner(CurrThread, OwnerThread, MutexAddress);
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CurrThread.NextMutexThread = null;
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CurrThread.UpdatePriority();
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KThread OwnerThread = GetHighestPriority(CurrThread.MutexWaiters, MutexAddress);
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if (OwnerThread != null)
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{
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int HasListeners = OwnerThread.NextMutexThread != null ? MutexHasListenersMask : 0;
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//Remove all waiting mutex from the old owner,
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//and insert then on the new owner.
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UpdateMutexOwner(CurrThread, OwnerThread, MutexAddress);
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CurrThread.UpdatePriority();
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OwnerThread.UpdatePriority();
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int HasListeners = OwnerThread.MutexWaiters.Count > 0 ? MutexHasListenersMask : 0;
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Process.Memory.WriteInt32(MutexAddress, HasListeners | OwnerThread.WaitHandle);
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@ -238,12 +239,16 @@ namespace Ryujinx.Core.OsHle.Kernel
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Process.Scheduler.WakeUp(OwnerThread);
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Ns.Log.PrintDebug(LogClass.KernelSvc, "Gave mutex to thread id " + OwnerThread.ThreadId + "!");
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return true;
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}
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else
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{
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Process.Memory.WriteInt32(MutexAddress, 0);
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Ns.Log.PrintDebug(LogClass.KernelSvc, "No threads waiting mutex!");
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return false;
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}
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}
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@ -262,43 +267,7 @@ namespace Ryujinx.Core.OsHle.Kernel
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lock (Process.ThreadArbiterListLock)
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{
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KThread CurrThread = Process.ThreadArbiterListHead;
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if (CurrThread == null || CurrThread.ActualPriority > WaitThread.ActualPriority)
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{
|
||||
WaitThread.NextCondVarThread = Process.ThreadArbiterListHead;
|
||||
|
||||
Process.ThreadArbiterListHead = WaitThread;
|
||||
}
|
||||
else
|
||||
{
|
||||
bool DoInsert = CurrThread != WaitThread;
|
||||
|
||||
while (CurrThread.NextCondVarThread != null)
|
||||
{
|
||||
if (CurrThread.NextCondVarThread.ActualPriority > WaitThread.ActualPriority)
|
||||
{
|
||||
break;
|
||||
}
|
||||
|
||||
CurrThread = CurrThread.NextCondVarThread;
|
||||
|
||||
DoInsert &= CurrThread != WaitThread;
|
||||
}
|
||||
|
||||
//Only insert if the node doesn't already exist in the list.
|
||||
//This prevents circular references.
|
||||
if (DoInsert)
|
||||
{
|
||||
if (WaitThread.NextCondVarThread != null)
|
||||
{
|
||||
throw new InvalidOperationException();
|
||||
}
|
||||
|
||||
WaitThread.NextCondVarThread = CurrThread.NextCondVarThread;
|
||||
CurrThread.NextCondVarThread = WaitThread;
|
||||
}
|
||||
}
|
||||
Process.ThreadArbiterList.Add(WaitThread);
|
||||
}
|
||||
|
||||
Ns.Log.PrintDebug(LogClass.KernelSvc, "Entering wait state...");
|
||||
|
|
@ -319,24 +288,10 @@ namespace Ryujinx.Core.OsHle.Kernel
|
|||
{
|
||||
lock (Process.ThreadArbiterListLock)
|
||||
{
|
||||
KThread PrevThread = null;
|
||||
KThread CurrThread = Process.ThreadArbiterListHead;
|
||||
KThread CurrThread = GetHighestPriority(CondVarAddress);
|
||||
|
||||
while (CurrThread != null && (Count == -1 || Count > 0))
|
||||
while (CurrThread != null && (Count == -1 || Count-- > 0))
|
||||
{
|
||||
if (CurrThread.CondVarAddress == CondVarAddress)
|
||||
{
|
||||
if (PrevThread != null)
|
||||
{
|
||||
PrevThread.NextCondVarThread = CurrThread.NextCondVarThread;
|
||||
}
|
||||
else
|
||||
{
|
||||
Process.ThreadArbiterListHead = CurrThread.NextCondVarThread;
|
||||
}
|
||||
|
||||
CurrThread.NextCondVarThread = null;
|
||||
|
||||
AcquireMutexValue(CurrThread.MutexAddress);
|
||||
|
||||
int MutexValue = Process.Memory.ReadInt32(CurrThread.MutexAddress);
|
||||
|
|
@ -370,11 +325,7 @@ namespace Ryujinx.Core.OsHle.Kernel
|
|||
|
||||
ReleaseMutexValue(CurrThread.MutexAddress);
|
||||
|
||||
Count--;
|
||||
}
|
||||
|
||||
PrevThread = CurrThread;
|
||||
CurrThread = CurrThread.NextCondVarThread;
|
||||
CurrThread = GetHighestPriority(CondVarAddress);
|
||||
}
|
||||
}
|
||||
}
|
||||
|
|
@ -390,57 +341,66 @@ namespace Ryujinx.Core.OsHle.Kernel
|
|||
return;
|
||||
}
|
||||
|
||||
InsertWaitingMutexThread(OwnerThread, WaitThread);
|
||||
}
|
||||
|
||||
private void InsertWaitingMutexThread(KThread OwnerThread, KThread WaitThread)
|
||||
{
|
||||
lock (Process.ThreadSyncLock)
|
||||
{
|
||||
WaitThread.MutexOwner = OwnerThread;
|
||||
|
||||
lock (OwnerThread)
|
||||
if (!OwnerThread.MutexWaiters.Contains(WaitThread))
|
||||
{
|
||||
KThread CurrThread = OwnerThread;
|
||||
|
||||
while (CurrThread.NextMutexThread != null)
|
||||
{
|
||||
if (CurrThread == WaitThread)
|
||||
{
|
||||
return;
|
||||
}
|
||||
|
||||
if (CurrThread.NextMutexThread.ActualPriority > WaitThread.ActualPriority)
|
||||
{
|
||||
break;
|
||||
}
|
||||
|
||||
CurrThread = CurrThread.NextMutexThread;
|
||||
}
|
||||
|
||||
if (CurrThread != WaitThread)
|
||||
{
|
||||
if (WaitThread.NextMutexThread != null)
|
||||
{
|
||||
throw new InvalidOperationException();
|
||||
}
|
||||
|
||||
WaitThread.NextMutexThread = CurrThread.NextMutexThread;
|
||||
CurrThread.NextMutexThread = WaitThread;
|
||||
}
|
||||
}
|
||||
OwnerThread.MutexWaiters.Add(WaitThread);
|
||||
|
||||
OwnerThread.UpdatePriority();
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
private void UpdateMutexOwner(KThread CurrThread, KThread NewOwner, long MutexAddress)
|
||||
{
|
||||
//Go through all threads waiting for the mutex,
|
||||
//and update the MutexOwner field to point to the new owner.
|
||||
CurrThread = CurrThread.NextMutexThread;
|
||||
lock (Process.ThreadSyncLock)
|
||||
{
|
||||
for (int Index = 0; Index < CurrThread.MutexWaiters.Count; Index++)
|
||||
{
|
||||
KThread Thread = CurrThread.MutexWaiters[Index];
|
||||
|
||||
while (CurrThread != null)
|
||||
if (Thread.MutexAddress == MutexAddress)
|
||||
{
|
||||
if (CurrThread.MutexAddress == MutexAddress)
|
||||
{
|
||||
CurrThread.MutexOwner = NewOwner;
|
||||
CurrThread.MutexWaiters.RemoveAt(Index--);
|
||||
|
||||
Thread.MutexOwner = NewOwner;
|
||||
|
||||
NewOwner.MutexWaiters.Add(Thread);
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
CurrThread = CurrThread.NextMutexThread;
|
||||
private KThread GetHighestPriority(List<KThread> Threads, long MutexAddress)
|
||||
{
|
||||
return GetHighestPriority(Threads, x => x.MutexAddress == MutexAddress);
|
||||
}
|
||||
|
||||
private KThread GetHighestPriority(long CondVarAddress)
|
||||
{
|
||||
return GetHighestPriority(Process.ThreadArbiterList, x => x.CondVarAddress == CondVarAddress);
|
||||
}
|
||||
|
||||
private KThread GetHighestPriority(List<KThread> Threads, Func<KThread, bool> Predicate)
|
||||
{
|
||||
KThread Thread = Threads.OrderBy(x => x.ActualPriority).FirstOrDefault(Predicate);
|
||||
|
||||
if (Thread != null)
|
||||
{
|
||||
Threads.Remove(Thread);
|
||||
}
|
||||
|
||||
return Thread;
|
||||
}
|
||||
|
||||
private void AcquireMutexValue(long MutexAddress)
|
||||
|
|
|
|||
|
|
@ -38,10 +38,12 @@ namespace Ryujinx.Core.OsHle
|
|||
|
||||
public KProcessScheduler Scheduler { get; private set; }
|
||||
|
||||
public KThread ThreadArbiterListHead { get; set; }
|
||||
public List<KThread> ThreadArbiterList { get; private set; }
|
||||
|
||||
public object ThreadArbiterListLock { get; private set; }
|
||||
|
||||
public object ThreadSyncLock { get; private set; }
|
||||
|
||||
public KProcessHandleTable HandleTable { get; private set; }
|
||||
|
||||
public AppletStateMgr AppletState { get; private set; }
|
||||
|
|
@ -72,8 +74,12 @@ namespace Ryujinx.Core.OsHle
|
|||
|
||||
Memory = new AMemory();
|
||||
|
||||
ThreadArbiterList = new List<KThread>();
|
||||
|
||||
ThreadArbiterListLock = new object();
|
||||
|
||||
ThreadSyncLock = new object();
|
||||
|
||||
HandleTable = new KProcessHandleTable();
|
||||
|
||||
AppletState = new AppletStateMgr();
|
||||
|
|
|
|||
Loading…
Reference in a new issue