From 00579927e43bf55ee06ae02933c1e755fb4120eb Mon Sep 17 00:00:00 2001
From: gdkchan <gab.dark.100@gmail.com>
Date: Wed, 28 Nov 2018 20:18:09 -0200
Subject: Better process implementation (#491)

* Initial implementation of KProcess

* Some improvements to the memory manager, implement back guest stack trace printing

* Better GetInfo implementation, improve checking in some places with information from process capabilities

* Allow the cpu to read/write from the correct memory locations for accesses crossing a page boundary

* Change long -> ulong for address/size on memory related methods to avoid unnecessary casts

* Attempt at implementing ldr:ro with new KProcess

* Allow BSS with size 0 on ldr:ro

* Add checking for memory block slab heap usage, return errors if full, exit gracefully

* Use KMemoryBlockSize const from KMemoryManager

* Allow all methods to read from non-contiguous locations

* Fix for TransactParcelAuto

* Address PR feedback, additionally fix some small issues related to the KIP loader and implement SVCs GetProcessId, GetProcessList, GetSystemInfo, CreatePort and ManageNamedPort

* Fix wrong check for source pages count from page list on MapPhysicalMemory

* Fix some issues with UnloadNro on ldr:ro
---
 Ryujinx.HLE/HOS/Kernel/KRecursiveLock.cs | 93 --------------------------------
 1 file changed, 93 deletions(-)
 delete mode 100644 Ryujinx.HLE/HOS/Kernel/KRecursiveLock.cs

(limited to 'Ryujinx.HLE/HOS/Kernel/KRecursiveLock.cs')

diff --git a/Ryujinx.HLE/HOS/Kernel/KRecursiveLock.cs b/Ryujinx.HLE/HOS/Kernel/KRecursiveLock.cs
deleted file mode 100644
index 30c1a880..00000000
--- a/Ryujinx.HLE/HOS/Kernel/KRecursiveLock.cs
+++ /dev/null
@@ -1,93 +0,0 @@
-using ChocolArm64;
-using System.Threading;
-
-namespace Ryujinx.HLE.HOS.Kernel
-{
-    class KRecursiveLock
-    {
-        private Horizon System;
-
-        public object LockObj { get; private set; }
-
-        private int RecursionCount;
-
-        public KRecursiveLock(Horizon System)
-        {
-            this.System = System;
-
-            LockObj = new object();
-        }
-
-        public void Lock()
-        {
-            Monitor.Enter(LockObj);
-
-            RecursionCount++;
-        }
-
-        public void Unlock()
-        {
-            if (RecursionCount == 0)
-            {
-                return;
-            }
-
-            bool DoContextSwitch = false;
-
-            if (--RecursionCount == 0)
-            {
-                if (System.Scheduler.ThreadReselectionRequested)
-                {
-                    System.Scheduler.SelectThreads();
-                }
-
-                Monitor.Exit(LockObj);
-
-                if (System.Scheduler.MultiCoreScheduling)
-                {
-                    lock (System.Scheduler.CoreContexts)
-                    {
-                        for (int Core = 0; Core < KScheduler.CpuCoresCount; Core++)
-                        {
-                            KCoreContext CoreContext = System.Scheduler.CoreContexts[Core];
-
-                            if (CoreContext.ContextSwitchNeeded)
-                            {
-                                CpuThread CurrentHleThread = CoreContext.CurrentThread?.Context;
-
-                                if (CurrentHleThread == null)
-                                {
-                                    //Nothing is running, we can perform the context switch immediately.
-                                    CoreContext.ContextSwitch();
-                                }
-                                else if (CurrentHleThread.IsCurrentThread())
-                                {
-                                    //Thread running on the current core, context switch will block.
-                                    DoContextSwitch = true;
-                                }
-                                else
-                                {
-                                    //Thread running on another core, request a interrupt.
-                                    CurrentHleThread.RequestInterrupt();
-                                }
-                            }
-                        }
-                    }
-                }
-                else
-                {
-                    DoContextSwitch = true;
-                }
-            }
-            else
-            {
-                Monitor.Exit(LockObj);
-            }
-
-            if (DoContextSwitch)
-            {
-                System.Scheduler.ContextSwitch();
-            }
-        }
-    }
-}
\ No newline at end of file
-- 
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