Clear CPU side data on GPU buffer clears (#4125)

* Clear CPU side data on GPU buffer clears

* Implement tracked fill operation that can signal other resource types except buffer

* Fix tests, add missing XML doc

* PR feedback

.github/ISSUE_TEMPLATE/bug_report.yml

@@ -1,26 +1,27 @@
 name: Bug Report
 description: File a bug report
-title: "[Bug] <title>"
+title: "[Bug]"
 labels: bug
 body:
   - type: textarea
     id: issue
     attributes:
-      label: Description of Issue
+      label: Description of the issue
       description: What's the issue you encountered?
     validations:
       required: true
   - type: textarea
     id: repro
     attributes:
-      label: Reproduction Steps
+      label: Reproduction steps
       description: How can the issue be reproduced?
+      placeholder: Describe each step as precisely as possible
     validations:
       required: true
   - type: textarea
     id: log
     attributes:
-      label: Log File
+      label: Log file
       description: A log file will help our developers to better diagnose and fix the issue.
       placeholder: Logs files can be found under "Logs" folder in Ryujinx program folder. You can drag and drop the log on to the text area
     validations:
@@ -29,55 +30,44 @@ body:
     id: os
     attributes:
       label: OS
-      placeholder: "Example: Windows 10"
+      placeholder: "e.g. Windows 10"
     validations:
       required: true
   - type: input
     id: ryujinx-version
     attributes:
       label: Ryujinx version
-      placeholder: |
-        - *(e.g. 1.0.470)*
+      placeholder: "e.g. 1.0.470"
     validations:
       required: true
   - type: input
     id: game-version
     attributes:
       label: Game version
-      placeholder: |
-        - *(e.g. 1.1.1)*
+      placeholder: "e.g. 1.1.1"
     validations:
       required: false
   - type: input
     id: cpu
     attributes:
       label: CPU
-      placeholder: |
-        - *(e.g. i7-6700)*
+      placeholder: "e.g. i7-6700"
     validations:
       required: false
   - type: input
     id: gpu
     attributes:
       label: GPU
-      placeholder: |
-        - *(e.g. NVIDIA RTX 2070)*
+      placeholder: "e.g. NVIDIA RTX 2070"
     validations:
       required: false
   - type: input
     id: ram
     attributes:
       label: RAM
-      placeholder: |
-        - *(e.g. 16GB)*
+      placeholder: "e.g. 16GB"
     validations:
       required: false
-  - type: checkboxes
-    attributes:
-      label: Applied Mods?
-      options:
-      - label: "Yes"
-        required: false
   - type: textarea
     id: mods
     attributes:
@@ -93,4 +83,4 @@ body:
         - Additional info about your environment:
         - Any other information relevant to your issue.
     validations:
-      required: false
+      required: false

.github/ISSUE_TEMPLATE/feature_request.yml

@@ -1,6 +1,6 @@
 name: Feature Request
 description: Suggest a new feature for Ryujinx.
-title: "[Feature Request] <title>"
+title: "[Feature Request]"
 body:
   - type: textarea
     id: overview
@@ -12,14 +12,14 @@ body:
   - type: textarea
     id: details
     attributes:
-      label: Smaller Details
+      label: Smaller details
       description: These may include specific methods of implementation etc.
     validations:
       required: true
   - type: textarea
     id: request
     attributes:
-      label: Nature of Request
+      label: Nature of request
     validations:
       required: true
   - type: textarea

.github/ISSUE_TEMPLATE/missing_cpu_instruction.yml

@@ -1,6 +1,6 @@
 name: Missing CPU Instruction
 description: CPU Instruction is missing in Ryujinx.
-title: "[CPU] <title>"
+title: "[CPU]"
 labels: [cpu, not-implemented]
 body:
   - type: textarea

.github/ISSUE_TEMPLATE/missing_service_call.yml

@@ -5,7 +5,7 @@ body:
   - type: textarea
     id: instruction
     attributes:
-      label: Service Call
+      label: Service call
       description: What service call is missing?
     validations:
       required: true

ARMeilleure/Memory/IMemoryManager.cs

@@ -71,6 +71,7 @@ namespace ARMeilleure.Memory
         /// <param name="size">Size of the region</param>
         /// <param name="write">True if the region was written, false if read</param>
         /// <param name="precise">True if the access is precise, false otherwise</param>
-        void SignalMemoryTracking(ulong va, ulong size, bool write, bool precise = false);
+        /// <param name="exemptId">Optional ID of the handles that should not be signalled</param>
+        void SignalMemoryTracking(ulong va, ulong size, bool write, bool precise = false, int? exemptId = null);
     }
 }

ARMeilleure/Signal/NativeSignalHandler.cs

@@ -222,7 +222,7 @@ namespace ARMeilleure.Signal
 
                 // Tracking action should be non-null to call it, otherwise assume false return.
                 context.BranchIfFalse(skipActionLabel, trackingActionPtr);
-                Operand result = context.Call(trackingActionPtr, OperandType.I32, offset, Const(_pageSize), isWrite, Const(0));
+                Operand result = context.Call(trackingActionPtr, OperandType.I32, offset, Const(_pageSize), isWrite);
                 context.Copy(inRegionLocal, result);
 
                 context.MarkLabel(skipActionLabel);

Ryujinx.Ava/Modules/Updater/Updater.cs

@@ -132,8 +132,8 @@ namespace Ryujinx.Modules
                     }
                 }
 
-                // If build not done, assume no new update are availaible.
-                if (_buildUrl == null)
+                // If build not done, assume no new update are available.
+                if (_buildUrl is null)
                 {
                     if (showVersionUpToDate)
                     {
@@ -240,13 +240,13 @@ namespace Ryujinx.Modules
         {
             HttpClient result = new();
 
-            // Required by GitHub to interract with APIs.
+            // Required by GitHub to interact with APIs.
             result.DefaultRequestHeaders.Add("User-Agent", "Ryujinx-Updater/1.0.0");
 
             return result;
         }
 
-        public static async void UpdateRyujinx(Window parent, string downloadUrl)
+        private static async void UpdateRyujinx(Window parent, string downloadUrl)
         {
             _updateSuccessful = false;
 
@@ -300,8 +300,6 @@ namespace Ryujinx.Modules
                         ryuExe = Path.Combine(AppDomain.CurrentDomain.BaseDirectory, OperatingSystem.IsWindows() ? "Ryujinx.exe" : "Ryujinx");
                     }
 
-                    SetFileExecutable(ryuExe);
-
                     Process.Start(ryuExe, CommandLineState.Arguments);
 
                     Environment.Exit(0);
@@ -408,9 +406,9 @@ namespace Ryujinx.Modules
                     Logger.Warning?.Print(LogClass.Application, ex.Message);
                     Logger.Warning?.Print(LogClass.Application, "Multi-Threaded update failed, falling back to single-threaded updater.");
 
-                    for (int j = 0; j < webClients.Count; j++)
+                    foreach (WebClient webClient in webClients)
                     {
-                        webClients[j].CancelAsync();
+                        webClient.CancelAsync();
                     }
 
                     DoUpdateWithSingleThread(taskDialog, downloadUrl, updateFile);
@@ -472,22 +470,6 @@ namespace Ryujinx.Modules
             worker.Start();
         }
 
-        private static void SetFileExecutable(string path)
-        {
-            const UnixFileMode ExecutableFileMode = UnixFileMode.UserExecute |
-                                                    UnixFileMode.UserWrite |
-                                                    UnixFileMode.UserRead |
-                                                    UnixFileMode.GroupRead |
-                                                    UnixFileMode.GroupWrite |
-                                                    UnixFileMode.OtherRead |
-                                                    UnixFileMode.OtherWrite;
-
-            if (!OperatingSystem.IsWindows() && File.Exists(path))
-            {
-                File.SetUnixFileMode(path, ExecutableFileMode);
-            }
-        }
-
         private static async void InstallUpdate(TaskDialog taskDialog, string updateFile)
         {
             // Extract Update
@@ -503,27 +485,30 @@ namespace Ryujinx.Modules
                 await Task.Run(() =>
                 {
                     TarEntry tarEntry;
-                    while ((tarEntry = tarStream.GetNextEntry()) != null)
+
+                    if (!OperatingSystem.IsWindows())
                     {
-                        if (tarEntry.IsDirectory) continue;
-
-                        string outPath = Path.Combine(UpdateDir, tarEntry.Name);
-
-                        Directory.CreateDirectory(Path.GetDirectoryName(outPath));
-
-                        using (FileStream outStream = File.OpenWrite(outPath))
+                        while ((tarEntry = tarStream.GetNextEntry()) is not null)
                         {
-                            tarStream.CopyEntryContents(outStream);
+                            if (tarEntry.IsDirectory) continue;
+
+                            string outPath = Path.Combine(UpdateDir, tarEntry.Name);
+
+                            Directory.CreateDirectory(Path.GetDirectoryName(outPath));
+
+                            using (FileStream outStream = File.OpenWrite(outPath))
+                            {
+                                tarStream.CopyEntryContents(outStream);
+                            }
+
+                            File.SetUnixFileMode(outPath, (UnixFileMode)tarEntry.TarHeader.Mode);
+                            File.SetLastWriteTime(outPath, DateTime.SpecifyKind(tarEntry.ModTime, DateTimeKind.Utc));
+
+                            Dispatcher.UIThread.Post(() =>
+                            {
+                                taskDialog.SetProgressBarState(GetPercentage(tarEntry.Size, inStream.Length), TaskDialogProgressState.Normal);
+                            });
                         }
-
-                        File.SetLastWriteTime(outPath, DateTime.SpecifyKind(tarEntry.ModTime, DateTimeKind.Utc));
-
-                        TarEntry entry = tarEntry;
-
-                        Dispatcher.UIThread.Post(() =>
-                        {
-                            taskDialog.SetProgressBarState(GetPercentage(entry.Size, inStream.Length), TaskDialogProgressState.Normal);
-                        });
                     }
                 });
 
@@ -603,8 +588,6 @@ namespace Ryujinx.Modules
 
             Directory.Delete(UpdateDir, true);
 
-            SetFileExecutable(Path.Combine(AppDomain.CurrentDomain.BaseDirectory, "Ryujinx"));
-
             _updateSuccessful = true;
 
             taskDialog.Hide();

Ryujinx.Cpu/AppleHv/HvMemoryManager.cs

@@ -634,13 +634,13 @@ namespace Ryujinx.Cpu.AppleHv
         /// <remarks>
         /// This function also validates that the given range is both valid and mapped, and will throw if it is not.
         /// </remarks>
-        public void SignalMemoryTracking(ulong va, ulong size, bool write, bool precise = false)
+        public void SignalMemoryTracking(ulong va, ulong size, bool write, bool precise = false, int? exemptId = null)
         {
             AssertValidAddressAndSize(va, size);
 
             if (precise)
             {
-                Tracking.VirtualMemoryEvent(va, size, write, precise: true);
+                Tracking.VirtualMemoryEvent(va, size, write, precise: true, exemptId);
                 return;
             }
 
@@ -663,7 +663,7 @@ namespace Ryujinx.Cpu.AppleHv
 
                 if (state >= tag)
                 {
-                    Tracking.VirtualMemoryEvent(va, size, write);
+                    Tracking.VirtualMemoryEvent(va, size, write, precise: false, exemptId);
                     return;
                 }
                 else if (state == 0)
@@ -706,7 +706,7 @@ namespace Ryujinx.Cpu.AppleHv
                         // Only trigger tracking from reads if both bits are set on any page.
                         if (write || (pte & (pte >> 1) & BlockMappedMask) != 0)
                         {
-                            Tracking.VirtualMemoryEvent(va, size, write);
+                            Tracking.VirtualMemoryEvent(va, size, write, precise: false, exemptId);
                             break;
                         }
                     }
@@ -822,21 +822,21 @@ namespace Ryujinx.Cpu.AppleHv
         }
 
         /// <inheritdoc/>
-        public CpuRegionHandle BeginTracking(ulong address, ulong size)
+        public CpuRegionHandle BeginTracking(ulong address, ulong size, int id)
         {
-            return new CpuRegionHandle(Tracking.BeginTracking(address, size));
+            return new CpuRegionHandle(Tracking.BeginTracking(address, size, id));
         }
 
         /// <inheritdoc/>
-        public CpuMultiRegionHandle BeginGranularTracking(ulong address, ulong size, IEnumerable<IRegionHandle> handles, ulong granularity)
+        public CpuMultiRegionHandle BeginGranularTracking(ulong address, ulong size, IEnumerable<IRegionHandle> handles, ulong granularity, int id)
         {
-            return new CpuMultiRegionHandle(Tracking.BeginGranularTracking(address, size, handles, granularity));
+            return new CpuMultiRegionHandle(Tracking.BeginGranularTracking(address, size, handles, granularity, id));
         }
 
         /// <inheritdoc/>
-        public CpuSmartMultiRegionHandle BeginSmartGranularTracking(ulong address, ulong size, ulong granularity)
+        public CpuSmartMultiRegionHandle BeginSmartGranularTracking(ulong address, ulong size, ulong granularity, int id)
         {
-            return new CpuSmartMultiRegionHandle(Tracking.BeginSmartGranularTracking(address, size, granularity));
+            return new CpuSmartMultiRegionHandle(Tracking.BeginSmartGranularTracking(address, size, granularity, id));
         }
 
         /// <summary>

Ryujinx.Cpu/IVirtualMemoryManagerTracked.cs

@@ -28,8 +28,9 @@ namespace Ryujinx.Cpu
         /// </summary>
         /// <param name="address">CPU virtual address of the region</param>
         /// <param name="size">Size of the region</param>
+        /// <param name="id">Handle ID</param>
         /// <returns>The memory tracking handle</returns>
-        CpuRegionHandle BeginTracking(ulong address, ulong size);
+        CpuRegionHandle BeginTracking(ulong address, ulong size, int id);
 
         /// <summary>
         /// Obtains a memory tracking handle for the given virtual region, with a specified granularity. This should be disposed when finished with.
@@ -38,8 +39,9 @@ namespace Ryujinx.Cpu
         /// <param name="size">Size of the region</param>
         /// <param name="handles">Handles to inherit state from or reuse. When none are present, provide null</param>
         /// <param name="granularity">Desired granularity of write tracking</param>
+        /// <param name="id">Handle ID</param>
         /// <returns>The memory tracking handle</returns>
-        CpuMultiRegionHandle BeginGranularTracking(ulong address, ulong size, IEnumerable<IRegionHandle> handles, ulong granularity);
+        CpuMultiRegionHandle BeginGranularTracking(ulong address, ulong size, IEnumerable<IRegionHandle> handles, ulong granularity, int id);
 
         /// <summary>
         /// Obtains a smart memory tracking handle for the given virtual region, with a specified granularity. This should be disposed when finished with.
@@ -47,7 +49,8 @@ namespace Ryujinx.Cpu
         /// <param name="address">CPU virtual address of the region</param>
         /// <param name="size">Size of the region</param>
         /// <param name="granularity">Desired granularity of write tracking</param>
+        /// <param name="id">Handle ID</param>
         /// <returns>The memory tracking handle</returns>
-        CpuSmartMultiRegionHandle BeginSmartGranularTracking(ulong address, ulong size, ulong granularity);
+        CpuSmartMultiRegionHandle BeginSmartGranularTracking(ulong address, ulong size, ulong granularity, int id);
     }
 }

Ryujinx.Cpu/Jit/MemoryManager.cs

@@ -629,31 +629,31 @@ namespace Ryujinx.Cpu.Jit
         }
 
         /// <inheritdoc/>
-        public CpuRegionHandle BeginTracking(ulong address, ulong size)
+        public CpuRegionHandle BeginTracking(ulong address, ulong size, int id)
         {
-            return new CpuRegionHandle(Tracking.BeginTracking(address, size));
+            return new CpuRegionHandle(Tracking.BeginTracking(address, size, id));
         }
 
         /// <inheritdoc/>
-        public CpuMultiRegionHandle BeginGranularTracking(ulong address, ulong size, IEnumerable<IRegionHandle> handles, ulong granularity)
+        public CpuMultiRegionHandle BeginGranularTracking(ulong address, ulong size, IEnumerable<IRegionHandle> handles, ulong granularity, int id)
         {
-            return new CpuMultiRegionHandle(Tracking.BeginGranularTracking(address, size, handles, granularity));
+            return new CpuMultiRegionHandle(Tracking.BeginGranularTracking(address, size, handles, granularity, id));
         }
 
         /// <inheritdoc/>
-        public CpuSmartMultiRegionHandle BeginSmartGranularTracking(ulong address, ulong size, ulong granularity)
+        public CpuSmartMultiRegionHandle BeginSmartGranularTracking(ulong address, ulong size, ulong granularity, int id)
         {
-            return new CpuSmartMultiRegionHandle(Tracking.BeginSmartGranularTracking(address, size, granularity));
+            return new CpuSmartMultiRegionHandle(Tracking.BeginSmartGranularTracking(address, size, granularity, id));
         }
 
         /// <inheritdoc/>
-        public void SignalMemoryTracking(ulong va, ulong size, bool write, bool precise = false)
+        public void SignalMemoryTracking(ulong va, ulong size, bool write, bool precise = false, int? exemptId = null)
         {
             AssertValidAddressAndSize(va, size);
 
             if (precise)
             {
-                Tracking.VirtualMemoryEvent(va, size, write, precise: true);
+                Tracking.VirtualMemoryEvent(va, size, write, precise: true, exemptId);
                 return;
             }
 
@@ -676,7 +676,7 @@ namespace Ryujinx.Cpu.Jit
 
                 if ((pte & tag) != 0)
                 {
-                    Tracking.VirtualMemoryEvent(va, size, write);
+                    Tracking.VirtualMemoryEvent(va, size, write, precise: false, exemptId);
                     break;
                 }
 

Ryujinx.Cpu/Jit/MemoryManagerHostMapped.cs

@@ -518,13 +518,13 @@ namespace Ryujinx.Cpu.Jit
         /// <remarks>
         /// This function also validates that the given range is both valid and mapped, and will throw if it is not.
         /// </remarks>
-        public void SignalMemoryTracking(ulong va, ulong size, bool write, bool precise = false)
+        public void SignalMemoryTracking(ulong va, ulong size, bool write, bool precise = false, int? exemptId = null)
         {
             AssertValidAddressAndSize(va, size);
 
             if (precise)
             {
-                Tracking.VirtualMemoryEvent(va, size, write, precise: true);
+                Tracking.VirtualMemoryEvent(va, size, write, precise: true, exemptId);
                 return;
             }
 
@@ -547,7 +547,7 @@ namespace Ryujinx.Cpu.Jit
 
                 if (state >= tag)
                 {
-                    Tracking.VirtualMemoryEvent(va, size, write);
+                    Tracking.VirtualMemoryEvent(va, size, write, precise: false, exemptId);
                     return;
                 }
                 else if (state == 0)
@@ -590,7 +590,7 @@ namespace Ryujinx.Cpu.Jit
                         // Only trigger tracking from reads if both bits are set on any page.
                         if (write || (pte & (pte >> 1) & BlockMappedMask) != 0)
                         {
-                            Tracking.VirtualMemoryEvent(va, size, write);
+                            Tracking.VirtualMemoryEvent(va, size, write, precise: false, exemptId);
                             break;
                         }
                     }
@@ -706,21 +706,21 @@ namespace Ryujinx.Cpu.Jit
         }
 
         /// <inheritdoc/>
-        public CpuRegionHandle BeginTracking(ulong address, ulong size)
+        public CpuRegionHandle BeginTracking(ulong address, ulong size, int id)
         {
-            return new CpuRegionHandle(Tracking.BeginTracking(address, size));
+            return new CpuRegionHandle(Tracking.BeginTracking(address, size, id));
         }
 
         /// <inheritdoc/>
-        public CpuMultiRegionHandle BeginGranularTracking(ulong address, ulong size, IEnumerable<IRegionHandle> handles, ulong granularity)
+        public CpuMultiRegionHandle BeginGranularTracking(ulong address, ulong size, IEnumerable<IRegionHandle> handles, ulong granularity, int id)
         {
-            return new CpuMultiRegionHandle(Tracking.BeginGranularTracking(address, size, handles, granularity));
+            return new CpuMultiRegionHandle(Tracking.BeginGranularTracking(address, size, handles, granularity, id));
         }
 
         /// <inheritdoc/>
-        public CpuSmartMultiRegionHandle BeginSmartGranularTracking(ulong address, ulong size, ulong granularity)
+        public CpuSmartMultiRegionHandle BeginSmartGranularTracking(ulong address, ulong size, ulong granularity, int id)
         {
-            return new CpuSmartMultiRegionHandle(Tracking.BeginSmartGranularTracking(address, size, granularity));
+            return new CpuSmartMultiRegionHandle(Tracking.BeginSmartGranularTracking(address, size, granularity, id));
         }
 
         /// <summary>

Ryujinx.Cpu/MemoryEhMeilleure.cs

@@ -8,7 +8,7 @@ namespace Ryujinx.Cpu
 {
     public class MemoryEhMeilleure : IDisposable
     {
-        private delegate bool TrackingEventDelegate(ulong address, ulong size, bool write, bool precise = false);
+        private delegate bool TrackingEventDelegate(ulong address, ulong size, bool write);
 
         private readonly MemoryTracking _tracking;
         private readonly TrackingEventDelegate _trackingEvent;

Ryujinx.Graphics.Gpu/Image/Pool.cs

@@ -69,7 +69,7 @@ namespace Ryujinx.Graphics.Gpu.Image
             Address = address;
             Size    = size;
 
-            _memoryTracking = physicalMemory.BeginGranularTracking(address, size);
+            _memoryTracking = physicalMemory.BeginGranularTracking(address, size, ResourceKind.Pool);
             _memoryTracking.RegisterPreciseAction(address, size, PreciseAction);
             _modifiedDelegate = RegionModified;
         }

Ryujinx.Graphics.Gpu/Image/TextureCache.cs

@@ -477,7 +477,23 @@ namespace Ryujinx.Graphics.Gpu.Image
                 // If the start address is unmapped, let's try to find a page of memory that is mapped.
                 if (address == MemoryManager.PteUnmapped)
                 {
-                    address = memoryManager.TranslateFirstMapped(info.GpuAddress, (ulong)info.CalculateSizeInfo(layerSize).TotalSize);
+                    // Make sure that the dimensions are valid before calculating the texture size.
+                    if (info.Width < 1 || info.Height < 1 || info.Levels < 1)
+                    {
+                        return null;
+                    }
+
+                    if ((info.Target == Target.Texture3D ||
+                         info.Target == Target.Texture2DArray ||
+                         info.Target == Target.Texture2DMultisampleArray ||
+                         info.Target == Target.CubemapArray) && info.DepthOrLayers < 1)
+                    {
+                        return null;
+                    }
+
+                    ulong dataSize = (ulong)info.CalculateSizeInfo(layerSize).TotalSize;
+
+                    address = memoryManager.TranslateFirstMapped(info.GpuAddress, dataSize);
                 }
 
                 // If address is still invalid, the texture is fully unmapped, so it has no data, just return null.

Ryujinx.Graphics.Gpu/Image/TextureGroup.cs

@@ -854,7 +854,7 @@ namespace Ryujinx.Graphics.Gpu.Image
         /// <returns>A CpuRegionHandle covering the given range</returns>
         private CpuRegionHandle GenerateHandle(ulong address, ulong size)
         {
-            return _physicalMemory.BeginTracking(address, size);
+            return _physicalMemory.BeginTracking(address, size, ResourceKind.Texture);
         }
 
         /// <summary>

Ryujinx.Graphics.Gpu/Memory/Buffer.cs

@@ -105,13 +105,13 @@ namespace Ryujinx.Graphics.Gpu.Memory
 
             if (_useGranular)
             {
-                _memoryTrackingGranular = physicalMemory.BeginGranularTracking(address, size, baseHandles);
+                _memoryTrackingGranular = physicalMemory.BeginGranularTracking(address, size, ResourceKind.Buffer, baseHandles);
 
                 _memoryTrackingGranular.RegisterPreciseAction(address, size, PreciseAction);
             }
             else
             {
-                _memoryTracking = physicalMemory.BeginTracking(address, size);
+                _memoryTracking = physicalMemory.BeginTracking(address, size, ResourceKind.Buffer);
 
                 if (baseHandles != null)
                 {

Ryujinx.Graphics.Gpu/Memory/BufferCache.cs

@@ -368,7 +368,7 @@ namespace Ryujinx.Graphics.Gpu.Memory
 
             _context.Renderer.Pipeline.ClearBuffer(buffer.Handle, offset, (int)size, value);
 
-            buffer.SignalModified(address, size);
+            memoryManager.Physical.FillTrackedResource(address, size, value, ResourceKind.Buffer);
         }
 
         /// <summary>

Ryujinx.Graphics.Gpu/Memory/PhysicalMemory.cs

@@ -7,6 +7,7 @@ using Ryujinx.Memory.Range;
 using Ryujinx.Memory.Tracking;
 using System;
 using System.Collections.Generic;
+using System.Runtime.InteropServices;
 using System.Threading;
 
 namespace Ryujinx.Graphics.Gpu.Memory
@@ -295,23 +296,41 @@ namespace Ryujinx.Graphics.Gpu.Memory
             }
         }
 
+        /// <summary>
+        /// Fills the specified memory region with a 32-bit integer value.
+        /// </summary>
+        /// <param name="address">CPU virtual address of the region</param>
+        /// <param name="size">Size of the region</param>
+        /// <param name="value">Value to fill the region with</param>
+        /// <param name="kind">Kind of the resource being filled, which will not be signalled as CPU modified</param>
+        public void FillTrackedResource(ulong address, ulong size, uint value, ResourceKind kind)
+        {
+            _cpuMemory.SignalMemoryTracking(address, size, write: true, precise: true, (int)kind);
+
+            using WritableRegion region = _cpuMemory.GetWritableRegion(address, (int)size);
+
+            MemoryMarshal.Cast<byte, uint>(region.Memory.Span).Fill(value);
+        }
+
         /// <summary>
         /// Obtains a memory tracking handle for the given virtual region. This should be disposed when finished with.
         /// </summary>
         /// <param name="address">CPU virtual address of the region</param>
         /// <param name="size">Size of the region</param>
+        /// <param name="kind">Kind of the resource being tracked</param>
         /// <returns>The memory tracking handle</returns>
-        public CpuRegionHandle BeginTracking(ulong address, ulong size)
+        public CpuRegionHandle BeginTracking(ulong address, ulong size, ResourceKind kind)
         {
-            return _cpuMemory.BeginTracking(address, size);
+            return _cpuMemory.BeginTracking(address, size, (int)kind);
         }
 
         /// <summary>
         /// Obtains a memory tracking handle for the given virtual region. This should be disposed when finished with.
         /// </summary>
         /// <param name="range">Ranges of physical memory where the data is located</param>
+        /// <param name="kind">Kind of the resource being tracked</param>
         /// <returns>The memory tracking handle</returns>
-        public GpuRegionHandle BeginTracking(MultiRange range)
+        public GpuRegionHandle BeginTracking(MultiRange range, ResourceKind kind)
         {
             var cpuRegionHandles = new CpuRegionHandle[range.Count];
             int count = 0;
@@ -321,7 +340,7 @@ namespace Ryujinx.Graphics.Gpu.Memory
                 var currentRange = range.GetSubRange(i);
                 if (currentRange.Address != MemoryManager.PteUnmapped)
                 {
-                    cpuRegionHandles[count++] = _cpuMemory.BeginTracking(currentRange.Address, currentRange.Size);
+                    cpuRegionHandles[count++] = _cpuMemory.BeginTracking(currentRange.Address, currentRange.Size, (int)kind);
                 }
             }
 
@@ -338,12 +357,13 @@ namespace Ryujinx.Graphics.Gpu.Memory
         /// </summary>
         /// <param name="address">CPU virtual address of the region</param>
         /// <param name="size">Size of the region</param>
+        /// <param name="kind">Kind of the resource being tracked</param>
         /// <param name="handles">Handles to inherit state from or reuse</param>
         /// <param name="granularity">Desired granularity of write tracking</param>
         /// <returns>The memory tracking handle</returns>
-        public CpuMultiRegionHandle BeginGranularTracking(ulong address, ulong size, IEnumerable<IRegionHandle> handles = null, ulong granularity = 4096)
+        public CpuMultiRegionHandle BeginGranularTracking(ulong address, ulong size, ResourceKind kind, IEnumerable<IRegionHandle> handles = null, ulong granularity = 4096)
         {
-            return _cpuMemory.BeginGranularTracking(address, size, handles, granularity);
+            return _cpuMemory.BeginGranularTracking(address, size, handles, granularity, (int)kind);
         }
 
         /// <summary>
@@ -351,11 +371,12 @@ namespace Ryujinx.Graphics.Gpu.Memory
         /// </summary>
         /// <param name="address">CPU virtual address of the region</param>
         /// <param name="size">Size of the region</param>
+        /// <param name="kind">Kind of the resource being tracked</param>
         /// <param name="granularity">Desired granularity of write tracking</param>
         /// <returns>The memory tracking handle</returns>
-        public CpuSmartMultiRegionHandle BeginSmartGranularTracking(ulong address, ulong size, ulong granularity = 4096)
+        public CpuSmartMultiRegionHandle BeginSmartGranularTracking(ulong address, ulong size, ResourceKind kind, ulong granularity = 4096)
         {
-            return _cpuMemory.BeginSmartGranularTracking(address, size, granularity);
+            return _cpuMemory.BeginSmartGranularTracking(address, size, granularity, (int)kind);
         }
 
         /// <summary>

Ryujinx.Graphics.Gpu/Memory/ResourceKind.cs

@@ -0,0 +1,13 @@
+namespace Ryujinx.Graphics.Gpu.Memory
+{
+    /// <summary>
+    /// Kind of a GPU resource.
+    /// </summary>
+    enum ResourceKind
+    {
+        None,
+        Buffer,
+        Texture,
+        Pool
+    }
+}

Ryujinx.Graphics.Vulkan/BufferManager.cs

@@ -39,7 +39,6 @@ namespace Ryujinx.Graphics.Vulkan
             BufferUsageFlags.VertexBufferBit |
             BufferUsageFlags.TransformFeedbackBufferBitExt;
 
-        private readonly PhysicalDevice _physicalDevice;
         private readonly Device _device;
 
         private readonly IdList<BufferHolder> _buffers;
@@ -48,9 +47,8 @@ namespace Ryujinx.Graphics.Vulkan
 
         public StagingBuffer StagingBuffer { get; }
 
-        public BufferManager(VulkanRenderer gd, PhysicalDevice physicalDevice, Device device)
+        public BufferManager(VulkanRenderer gd, Device device)
         {
-            _physicalDevice = physicalDevice;
             _device = device;
             _buffers = new IdList<BufferHolder>();
             StagingBuffer = new StagingBuffer(gd, this);
@@ -114,7 +112,7 @@ namespace Ryujinx.Graphics.Vulkan
                 allocateFlagsAlt = DefaultBufferMemoryAltFlags;
             }
 
-            var allocation = gd.MemoryAllocator.AllocateDeviceMemory(_physicalDevice, requirements, allocateFlags, allocateFlagsAlt);
+            var allocation = gd.MemoryAllocator.AllocateDeviceMemory(requirements, allocateFlags, allocateFlagsAlt);
 
             if (allocation.Memory.Handle == 0UL)
             {

Ryujinx.Graphics.Vulkan/HardwareCapabilities.cs

@@ -8,11 +8,10 @@ namespace Ryujinx.Graphics.Vulkan
     {
         None = 0,
 
-        VertexBufferAlignment4B = 1,
-        NoTriangleFans = 1 << 1,
-        NoPointMode = 1 << 2,
-        No3DImageView = 1 << 3,
-        NoLodBias = 1 << 4
+        NoTriangleFans = 1,
+        NoPointMode = 1 << 1,
+        No3DImageView = 1 << 2,
+        NoLodBias = 1 << 3
     }
 
     readonly struct HardwareCapabilities
@@ -40,6 +39,7 @@ namespace Ryujinx.Graphics.Vulkan
         public readonly ShaderStageFlags RequiredSubgroupSizeStages;
         public readonly SampleCountFlags SupportedSampleCounts;
         public readonly PortabilitySubsetFlags PortabilitySubset;
+        public readonly uint VertexBufferAlignment;
 
         public HardwareCapabilities(
             bool supportsIndexTypeUint8,
@@ -64,7 +64,8 @@ namespace Ryujinx.Graphics.Vulkan
             uint maxSubgroupSize,
             ShaderStageFlags requiredSubgroupSizeStages,
             SampleCountFlags supportedSampleCounts,
-            PortabilitySubsetFlags portabilitySubset)
+            PortabilitySubsetFlags portabilitySubset,
+            uint vertexBufferAlignment)
         {
             SupportsIndexTypeUint8 = supportsIndexTypeUint8;
             SupportsCustomBorderColor = supportsCustomBorderColor;
@@ -89,6 +90,7 @@ namespace Ryujinx.Graphics.Vulkan
             RequiredSubgroupSizeStages = requiredSubgroupSizeStages;
             SupportedSampleCounts = supportedSampleCounts;
             PortabilitySubset = portabilitySubset;
+            VertexBufferAlignment = vertexBufferAlignment;
         }
     }
 }

Ryujinx.Graphics.Vulkan/MemoryAllocator.cs

@@ -9,34 +9,36 @@ namespace Ryujinx.Graphics.Vulkan
         private ulong MaxDeviceMemoryUsageEstimate = 16UL * 1024 * 1024 * 1024;
 
         private readonly Vk _api;
+        private readonly PhysicalDevice _physicalDevice;
         private readonly Device _device;
         private readonly List<MemoryAllocatorBlockList> _blockLists;
+        private readonly int _blockAlignment;
+        private readonly PhysicalDeviceMemoryProperties _physicalDeviceMemoryProperties;
 
-        private int _blockAlignment;
-
-        public MemoryAllocator(Vk api, Device device, uint maxMemoryAllocationCount)
+        public MemoryAllocator(Vk api, PhysicalDevice physicalDevice, Device device, uint maxMemoryAllocationCount)
         {
             _api = api;
+            _physicalDevice = physicalDevice;
             _device = device;
             _blockLists = new List<MemoryAllocatorBlockList>();
             _blockAlignment = (int)Math.Min(int.MaxValue, MaxDeviceMemoryUsageEstimate / (ulong)maxMemoryAllocationCount);
+
+            _api.GetPhysicalDeviceMemoryProperties(_physicalDevice, out _physicalDeviceMemoryProperties);
         }
 
         public MemoryAllocation AllocateDeviceMemory(
-            PhysicalDevice physicalDevice,
             MemoryRequirements requirements,
             MemoryPropertyFlags flags = 0)
         {
-            return AllocateDeviceMemory(physicalDevice, requirements, flags, flags);
+            return AllocateDeviceMemory(requirements, flags, flags);
         }
 
         public MemoryAllocation AllocateDeviceMemory(
-            PhysicalDevice physicalDevice,
             MemoryRequirements requirements,
             MemoryPropertyFlags flags,
             MemoryPropertyFlags alternativeFlags)
         {
-            int memoryTypeIndex = FindSuitableMemoryTypeIndex(_api, physicalDevice, requirements.MemoryTypeBits, flags, alternativeFlags);
+            int memoryTypeIndex = FindSuitableMemoryTypeIndex(requirements.MemoryTypeBits, flags, alternativeFlags);
             if (memoryTypeIndex < 0)
             {
                 return default;
@@ -65,20 +67,16 @@ namespace Ryujinx.Graphics.Vulkan
             return newBl.Allocate(size, alignment, map);
         }
 
-        private static int FindSuitableMemoryTypeIndex(
-            Vk api,
-            PhysicalDevice physicalDevice,
+        private int FindSuitableMemoryTypeIndex(
             uint memoryTypeBits,
             MemoryPropertyFlags flags,
             MemoryPropertyFlags alternativeFlags)
         {
             int bestCandidateIndex = -1;
 
-            api.GetPhysicalDeviceMemoryProperties(physicalDevice, out var properties);
-
-            for (int i = 0; i < properties.MemoryTypeCount; i++)
+            for (int i = 0; i < _physicalDeviceMemoryProperties.MemoryTypeCount; i++)
             {
-                var type = properties.MemoryTypes[i];
+                var type = _physicalDeviceMemoryProperties.MemoryTypes[i];
 
                 if ((memoryTypeBits & (1 << i)) != 0)
                 {

Ryujinx.Graphics.Vulkan/PipelineBase.cs

@@ -1,4 +1,5 @@
-using Ryujinx.Graphics.GAL;
+using Ryujinx.Common;
+using Ryujinx.Graphics.GAL;
 using Ryujinx.Graphics.Shader;
 using Silk.NET.Vulkan;
 using System;
@@ -1136,7 +1137,7 @@ namespace Ryujinx.Graphics.Vulkan
 
                         buffer.Dispose();
 
-                        if (!Gd.Capabilities.PortabilitySubset.HasFlag(PortabilitySubsetFlags.VertexBufferAlignment4B) &&
+                        if (Gd.Capabilities.VertexBufferAlignment < 2 &&
                             (vertexBuffer.Stride % FormatExtensions.MaxBufferFormatScalarSize) == 0)
                         {
                             buffer = new VertexBufferState(

Ryujinx.Graphics.Vulkan/PipelineConverter.cs

@@ -1,4 +1,5 @@
-using Ryujinx.Graphics.GAL;
+using Ryujinx.Common;
+using Ryujinx.Graphics.GAL;
 using Silk.NET.Vulkan;
 using System;
 
@@ -253,7 +254,7 @@ namespace Ryujinx.Graphics.Vulkan
 
                     if (gd.NeedsVertexBufferAlignment(vbScalarSizes[i], out int alignment))
                     {
-                        alignedStride = (vertexBuffer.Stride + (alignment - 1)) & -alignment;
+                        alignedStride = BitUtils.AlignUp(vertexBuffer.Stride, alignment);
                     }
 
                     // TODO: Support divisor > 1

Ryujinx.Graphics.Vulkan/TextureStorage.cs

@@ -55,7 +55,6 @@ namespace Ryujinx.Graphics.Vulkan
 
         public unsafe TextureStorage(
             VulkanRenderer gd,
-            PhysicalDevice physicalDevice,
             Device device,
             TextureCreateInfo info,
             float scaleFactor,
@@ -118,7 +117,7 @@ namespace Ryujinx.Graphics.Vulkan
             if (foreignAllocation == null)
             {
                 gd.Api.GetImageMemoryRequirements(device, _image, out var requirements);
-                var allocation = gd.MemoryAllocator.AllocateDeviceMemory(physicalDevice, requirements, DefaultImageMemoryFlags);
+                var allocation = gd.MemoryAllocator.AllocateDeviceMemory(requirements, DefaultImageMemoryFlags);
 
                 if (allocation.Memory.Handle == 0UL)
                 {
@@ -173,7 +172,7 @@ namespace Ryujinx.Graphics.Vulkan
 
                 var info = NewCreateInfoWith(ref _info, format, _info.BytesPerPixel);
 
-                storage = new TextureStorage(_gd, default, _device, info, ScaleFactor, _allocationAuto);
+                storage = new TextureStorage(_gd, _device, info, ScaleFactor, _allocationAuto);
 
                 _aliasedStorages.Add(format, storage);
             }

Ryujinx.Graphics.Vulkan/VulkanInitialization.cs

@@ -14,6 +14,9 @@ namespace Ryujinx.Graphics.Vulkan
     public unsafe static class VulkanInitialization
     {
         private const uint InvalidIndex = uint.MaxValue;
+        private static uint MinimalVulkanVersion = Vk.Version11.Value;
+        private static uint MinimalInstanceVulkanVersion = Vk.Version12.Value;
+        private static uint MaximumVulkanVersion = Vk.Version12.Value;
         private const string AppName = "Ryujinx.Graphics.Vulkan";
         private const int QueuesCount = 2;
 
@@ -33,7 +36,8 @@ namespace Ryujinx.Graphics.Vulkan
             "VK_KHR_shader_float16_int8",
             "VK_EXT_shader_subgroup_ballot",
             "VK_EXT_subgroup_size_control",
-            "VK_NV_geometry_shader_passthrough"
+            "VK_NV_geometry_shader_passthrough",
+            "VK_KHR_portability_subset", // By spec, we should enable this if present.
         };
 
         public static string[] RequiredExtensions { get; } = new string[]
@@ -99,7 +103,7 @@ namespace Ryujinx.Graphics.Vulkan
                 ApplicationVersion = 1,
                 PEngineName = (byte*)appName,
                 EngineVersion = 1,
-                ApiVersion = Vk.Version12.Value
+                ApiVersion = MaximumVulkanVersion
             };
 
             IntPtr* ppEnabledExtensions = stackalloc IntPtr[enabledExtensions.Length];
@@ -224,7 +228,7 @@ namespace Ryujinx.Graphics.Vulkan
                 ApplicationVersion = 1,
                 PEngineName = (byte*)appName,
                 EngineVersion = 1,
-                ApiVersion = Vk.Version12.Value
+                ApiVersion = MaximumVulkanVersion
             };
 
             var instanceCreateInfo = new InstanceCreateInfo
@@ -239,6 +243,27 @@ namespace Ryujinx.Graphics.Vulkan
 
             api.CreateInstance(in instanceCreateInfo, null, out var instance).ThrowOnError();
 
+            // We ensure that vkEnumerateInstanceVersion is present (added in 1.1).
+            // If the instance doesn't support it, no device is going to be 1.1 compatible.
+            if (api.GetInstanceProcAddr(instance, "vkEnumerateInstanceVersion") == IntPtr.Zero)
+            {
+                api.DestroyInstance(instance, null);
+
+                return Array.Empty<DeviceInfo>();
+            }
+
+            // We currently assume that the instance is compatible with Vulkan 1.2
+            // TODO: Remove this once we relax our initialization codepaths.
+            uint instanceApiVerison = 0;
+            api.EnumerateInstanceVersion(ref instanceApiVerison).ThrowOnError();
+
+            if (instanceApiVerison < MinimalInstanceVulkanVersion)
+            {
+                api.DestroyInstance(instance, null);
+
+                return Array.Empty<DeviceInfo>();
+            }
+
             Marshal.FreeHGlobal(appName);
 
             uint physicalDeviceCount;
@@ -259,6 +284,11 @@ namespace Ryujinx.Graphics.Vulkan
                 var physicalDevice = physicalDevices[i];
                 api.GetPhysicalDeviceProperties(physicalDevice, out var properties);
 
+                if (properties.ApiVersion < MinimalVulkanVersion)
+                {
+                    continue;
+                }
+
                 devices[i] = new DeviceInfo(
                     StringFromIdPair(properties.VendorID, properties.DeviceID),
                     VendorUtils.GetNameFromId(properties.VendorID),

Ryujinx.Graphics.Vulkan/VulkanRenderer.cs

@@ -234,10 +234,12 @@ namespace Ryujinx.Graphics.Vulkan
             Api.GetPhysicalDeviceFeatures2(_physicalDevice, &features2);
 
             var portabilityFlags = PortabilitySubsetFlags.None;
+            uint vertexBufferAlignment = 1;
 
             if (usePortability)
             {
-                portabilityFlags |= propertiesPortabilitySubset.MinVertexInputBindingStrideAlignment > 1 ? PortabilitySubsetFlags.VertexBufferAlignment4B : 0;
+                vertexBufferAlignment = propertiesPortabilitySubset.MinVertexInputBindingStrideAlignment;
+
                 portabilityFlags |= featuresPortabilitySubset.TriangleFans ? 0 : PortabilitySubsetFlags.NoTriangleFans;
                 portabilityFlags |= featuresPortabilitySubset.PointPolygons ? 0 : PortabilitySubsetFlags.NoPointMode;
                 portabilityFlags |= featuresPortabilitySubset.ImageView2DOn3DImage ? 0 : PortabilitySubsetFlags.No3DImageView;
@@ -278,9 +280,10 @@ namespace Ryujinx.Graphics.Vulkan
                 propertiesSubgroupSizeControl.MaxSubgroupSize,
                 propertiesSubgroupSizeControl.RequiredSubgroupSizeStages,
                 supportedSampleCounts,
-                portabilityFlags);
+                portabilityFlags,
+                vertexBufferAlignment);
 
-            MemoryAllocator = new MemoryAllocator(Api, _device, properties.Limits.MaxMemoryAllocationCount);
+            MemoryAllocator = new MemoryAllocator(Api, _physicalDevice, _device, properties.Limits.MaxMemoryAllocationCount);
 
             CommandBufferPool = VulkanInitialization.CreateCommandBufferPool(Api, _device, Queue, QueueLock, queueFamilyIndex);
 
@@ -290,7 +293,7 @@ namespace Ryujinx.Graphics.Vulkan
 
             BackgroundResources = new BackgroundResources(this, _device);
 
-            BufferManager = new BufferManager(this, _physicalDevice, _device);
+            BufferManager = new BufferManager(this, _device);
 
             _syncManager = new SyncManager(this, _device);
             _pipeline = new PipelineFull(this, _device);
@@ -388,7 +391,7 @@ namespace Ryujinx.Graphics.Vulkan
 
         internal TextureStorage CreateTextureStorage(TextureCreateInfo info, float scale)
         {
-            return new TextureStorage(this, _physicalDevice, _device, info, scale);
+            return new TextureStorage(this, _device, info, scale);
         }
 
         public void DeleteBuffer(BufferHandle buffer)
@@ -636,11 +639,11 @@ namespace Ryujinx.Graphics.Vulkan
             PrintGpuInformation();
         }
 
-        public bool NeedsVertexBufferAlignment(int attrScalarAlignment, out int alignment)
+        internal bool NeedsVertexBufferAlignment(int attrScalarAlignment, out int alignment)
         {
-            if (Capabilities.PortabilitySubset.HasFlag(PortabilitySubsetFlags.VertexBufferAlignment4B))
+            if (Capabilities.VertexBufferAlignment > 1)
             {
-                alignment = 4;
+                alignment = (int)Capabilities.VertexBufferAlignment;
 
                 return true;
             }

Ryujinx.Memory.Tests/MockVirtualMemoryManager.cs

@@ -96,7 +96,7 @@ namespace Ryujinx.Memory.Tests
             throw new NotImplementedException();
         }
 
-        public void SignalMemoryTracking(ulong va, ulong size, bool write, bool precise = false)
+        public void SignalMemoryTracking(ulong va, ulong size, bool write, bool precise = false, int? exemptId = null)
         {
             throw new NotImplementedException();
         }

Ryujinx.Memory.Tests/MultiRegionTrackingTests.cs

@@ -34,8 +34,8 @@ namespace Ryujinx.Memory.Tests
         private IMultiRegionHandle GetGranular(bool smart, ulong address, ulong size, ulong granularity)
         {
             return smart ?
-                _tracking.BeginSmartGranularTracking(address, size, granularity) :
-                (IMultiRegionHandle)_tracking.BeginGranularTracking(address, size, null, granularity);
+                _tracking.BeginSmartGranularTracking(address, size, granularity, 0) :
+                (IMultiRegionHandle)_tracking.BeginGranularTracking(address, size, null, granularity, 0);
         }
 
         private void RandomOrder(Random random, List<int> indices, Action<int> action)
@@ -216,7 +216,7 @@ namespace Ryujinx.Memory.Tests
             {
                 int region = regionSizes[i];
                 handle.QueryModified(address, (ulong)(PageSize * region), (address, size) => { });
-                
+
                 // There should be a gap between regions,
                 // So that they don't combine and we can see the full effects.
                 address += (ulong)(PageSize * (region + 1));
@@ -294,7 +294,7 @@ namespace Ryujinx.Memory.Tests
 
             bool[] actionsTriggered = new bool[3];
 
-            MultiRegionHandle granular = _tracking.BeginGranularTracking(PageSize * 3, PageSize * 3, null, PageSize);
+            MultiRegionHandle granular = _tracking.BeginGranularTracking(PageSize * 3, PageSize * 3, null, PageSize, 0);
             PreparePages(granular, 3, PageSize * 3);
 
             // Write to the second handle in the multiregion.
@@ -307,7 +307,7 @@ namespace Ryujinx.Memory.Tests
 
             for (int i = 0; i < 3; i++)
             {
-                singlePages[i] = _tracking.BeginTracking(PageSize * (8 + (ulong)i), PageSize);
+                singlePages[i] = _tracking.BeginTracking(PageSize * (8 + (ulong)i), PageSize, 0);
                 singlePages[i].Reprotect();
             }
 
@@ -321,7 +321,7 @@ namespace Ryujinx.Memory.Tests
 
             for (int i = 0; i < 3; i++)
             {
-                doublePages[i] = _tracking.BeginTracking(PageSize * (11 + (ulong)i * 2), PageSize * 2);
+                doublePages[i] = _tracking.BeginTracking(PageSize * (11 + (ulong)i * 2), PageSize * 2, 0);
                 doublePages[i].Reprotect();
             }
 
@@ -340,7 +340,7 @@ namespace Ryujinx.Memory.Tests
                 doublePages
             };
 
-            MultiRegionHandle combined = _tracking.BeginGranularTracking(0, PageSize * 18, handleGroups.SelectMany((handles) => handles), PageSize);
+            MultiRegionHandle combined = _tracking.BeginGranularTracking(0, PageSize * 18, handleGroups.SelectMany((handles) => handles), PageSize, 0);
 
             bool[] expectedDirty = new bool[]
             {
@@ -405,7 +405,7 @@ namespace Ryujinx.Memory.Tests
         {
             bool actionTriggered = false;
 
-            MultiRegionHandle granular = _tracking.BeginGranularTracking(PageSize * 3, PageSize * 3, null, PageSize);
+            MultiRegionHandle granular = _tracking.BeginGranularTracking(PageSize * 3, PageSize * 3, null, PageSize, 0);
             PreparePages(granular, 3, PageSize * 3);
 
             // Add a precise action to the second and third handle in the multiregion.

Ryujinx.Memory.Tests/TrackingTests.cs

@@ -44,7 +44,7 @@ namespace Ryujinx.Memory.Tests
         [Test]
         public void SingleRegion()
         {
-            RegionHandle handle = _tracking.BeginTracking(0, PageSize);
+            RegionHandle handle = _tracking.BeginTracking(0, PageSize, 0);
             (ulong address, ulong size)? readTrackingTriggered = null;
             handle.RegisterAction((address, size) =>
             {
@@ -97,7 +97,7 @@ namespace Ryujinx.Memory.Tests
         [Test]
         public void OverlappingRegions()
         {
-            RegionHandle allHandle = _tracking.BeginTracking(0, PageSize * 16);
+            RegionHandle allHandle = _tracking.BeginTracking(0, PageSize * 16, 0);
             allHandle.Reprotect();
 
             (ulong address, ulong size)? readTrackingTriggeredAll = null;
@@ -116,7 +116,7 @@ namespace Ryujinx.Memory.Tests
 
             for (int i = 0; i < 16; i++)
             {
-                containedHandles[i] = _tracking.BeginTracking((ulong)i * PageSize, PageSize);
+                containedHandles[i] = _tracking.BeginTracking((ulong)i * PageSize, PageSize, 0);
                 containedHandles[i].Reprotect();
             }
 
@@ -163,7 +163,7 @@ namespace Ryujinx.Memory.Tests
             ulong alignedEnd = ((address + size + PageSize - 1) / PageSize) * PageSize;
             ulong alignedSize = alignedEnd - alignedStart;
 
-            RegionHandle handle = _tracking.BeginTracking(address, size);
+            RegionHandle handle = _tracking.BeginTracking(address, size, 0);
 
             // Anywhere inside the pages the region is contained on should trigger.
 
@@ -207,7 +207,7 @@ namespace Ryujinx.Memory.Tests
 
             for (int i = 0; i < handles.Length; i++)
             {
-                handles[i] = _tracking.BeginTracking((ulong)i * PageSize, PageSize);
+                handles[i] = _tracking.BeginTracking((ulong)i * PageSize, PageSize, 0);
                 handles[i].Reprotect();
             }
 
@@ -263,7 +263,7 @@ namespace Ryujinx.Memory.Tests
                     Random random = new Random(randSeed + 512);
                     while (Stopwatch.GetTimestamp() < finishedTime)
                     {
-                        RegionHandle handle = _tracking.BeginTracking((ulong)random.Next(maxAddress), (ulong)random.Next(65536));
+                        RegionHandle handle = _tracking.BeginTracking((ulong)random.Next(maxAddress), (ulong)random.Next(65536), 0);
 
                         handle.Dispose();
 
@@ -295,7 +295,7 @@ namespace Ryujinx.Memory.Tests
             // Read actions should only be triggered once for each registration.
             // The implementation should use an interlocked exchange to make sure other threads can't get the action.
 
-            RegionHandle handle = _tracking.BeginTracking(0, PageSize);
+            RegionHandle handle = _tracking.BeginTracking(0, PageSize, 0);
 
             int triggeredCount = 0;
             int registeredCount = 0;
@@ -359,7 +359,7 @@ namespace Ryujinx.Memory.Tests
         {
             // Ensure that disposed handles correctly remove their virtual and physical regions.
 
-            RegionHandle handle = _tracking.BeginTracking(0, PageSize);
+            RegionHandle handle = _tracking.BeginTracking(0, PageSize, 0);
             handle.Reprotect();
 
             Assert.AreEqual(1, _tracking.GetRegionCount());
@@ -372,8 +372,8 @@ namespace Ryujinx.Memory.Tests
             // We expect there to be three regions after creating both, one for the small region and two covering the big one around it.
             // Regions are always split to avoid overlapping, which is why there are three instead of two.
 
-            RegionHandle handleSmall = _tracking.BeginTracking(PageSize, PageSize);
-            RegionHandle handleBig = _tracking.BeginTracking(0, PageSize * 4);
+            RegionHandle handleSmall = _tracking.BeginTracking(PageSize, PageSize, 0);
+            RegionHandle handleBig = _tracking.BeginTracking(0, PageSize * 4, 0);
 
             Assert.AreEqual(3, _tracking.GetRegionCount());
 
@@ -398,7 +398,7 @@ namespace Ryujinx.Memory.Tests
                 protection = newProtection;
             };
 
-            RegionHandle handle = _tracking.BeginTracking(0, PageSize);
+            RegionHandle handle = _tracking.BeginTracking(0, PageSize, 0);
 
             // After creating the handle, there is no protection yet.
             Assert.AreEqual(MemoryPermission.ReadAndWrite, protection);
@@ -453,7 +453,7 @@ namespace Ryujinx.Memory.Tests
         [Test]
         public void PreciseAction()
         {
-            RegionHandle handle = _tracking.BeginTracking(0, PageSize);
+            RegionHandle handle = _tracking.BeginTracking(0, PageSize, 0);
 
             (ulong address, ulong size, bool write)? preciseTriggered = null;
             handle.RegisterPreciseAction((address, size, write) =>

Ryujinx.Memory/AddressSpaceManager.cs

@@ -462,7 +462,7 @@ namespace Ryujinx.Memory
         }
 
         /// <inheritdoc/>
-        public void SignalMemoryTracking(ulong va, ulong size, bool write, bool precise = false)
+        public void SignalMemoryTracking(ulong va, ulong size, bool write, bool precise = false, int? exemptId = null)
         {
             // Only the ARM Memory Manager has tracking for now.
         }

Ryujinx.Memory/IVirtualMemoryManager.cs

@@ -175,7 +175,8 @@ namespace Ryujinx.Memory
         /// <param name="size">Size of the region</param>
         /// <param name="write">True if the region was written, false if read</param>
         /// <param name="precise">True if the access is precise, false otherwise</param>
-        void SignalMemoryTracking(ulong va, ulong size, bool write, bool precise = false);
+        /// <param name="exemptId">Optional ID of the handles that should not be signalled</param>
+        void SignalMemoryTracking(ulong va, ulong size, bool write, bool precise = false, int? exemptId = null);
 
         /// <summary>
         /// Reprotect a region of virtual memory for tracking.

Ryujinx.Memory/Tracking/AbstractRegion.cs

@@ -50,7 +50,8 @@ namespace Ryujinx.Memory.Tracking
         /// <param name="address">Address accessed</param>
         /// <param name="size">Size of the region affected in bytes</param>
         /// <param name="write">Whether the region was written to or read</param>
-        public abstract void Signal(ulong address, ulong size, bool write);
+        /// <param name="exemptId">Optional ID of the handles that should not be signalled</param>
+        public abstract void Signal(ulong address, ulong size, bool write, int? exemptId);
 
         /// <summary>
         /// Signals to the handles that a precise memory event has occurred. Assumes that the tracking lock has been obtained.
@@ -58,10 +59,11 @@ namespace Ryujinx.Memory.Tracking
         /// <param name="address">Address accessed</param>
         /// <param name="size">Size of the region affected in bytes</param>
         /// <param name="write">Whether the region was written to or read</param>
-        public abstract void SignalPrecise(ulong address, ulong size, bool write);
+        /// <param name="exemptId">Optional ID of the handles that should not be signalled</param>
+        public abstract void SignalPrecise(ulong address, ulong size, bool write, int? exemptId);
 
         /// <summary>
-        /// Split this region into two, around the specified address. 
+        /// Split this region into two, around the specified address.
         /// This region is updated to end at the split address, and a new region is created to represent past that point.
         /// </summary>
         /// <param name="splitAddress">Address to split the region around</param>

Ryujinx.Memory/Tracking/MemoryTracking.cs

@@ -136,10 +136,11 @@ namespace Ryujinx.Memory.Tracking
         /// <param name="size">Size of the region</param>
         /// <param name="handles">Handles to inherit state from or reuse. When none are present, provide null</param>
         /// <param name="granularity">Desired granularity of write tracking</param>
+        /// <param name="id">Handle ID</param>
         /// <returns>The memory tracking handle</returns>
-        public MultiRegionHandle BeginGranularTracking(ulong address, ulong size, IEnumerable<IRegionHandle> handles, ulong granularity)
+        public MultiRegionHandle BeginGranularTracking(ulong address, ulong size, IEnumerable<IRegionHandle> handles, ulong granularity, int id)
         {
-            return new MultiRegionHandle(this, address, size, handles, granularity);
+            return new MultiRegionHandle(this, address, size, handles, granularity, id);
         }
 
         /// <summary>
@@ -148,12 +149,13 @@ namespace Ryujinx.Memory.Tracking
         /// <param name="address">CPU virtual address of the region</param>
         /// <param name="size">Size of the region</param>
         /// <param name="granularity">Desired granularity of write tracking</param>
+        /// <param name="id">Handle ID</param>
         /// <returns>The memory tracking handle</returns>
-        public SmartMultiRegionHandle BeginSmartGranularTracking(ulong address, ulong size, ulong granularity)
+        public SmartMultiRegionHandle BeginSmartGranularTracking(ulong address, ulong size, ulong granularity, int id)
         {
             (address, size) = PageAlign(address, size);
 
-            return new SmartMultiRegionHandle(this, address, size, granularity);
+            return new SmartMultiRegionHandle(this, address, size, granularity, id);
         }
 
         /// <summary>
@@ -161,14 +163,16 @@ namespace Ryujinx.Memory.Tracking
         /// </summary>
         /// <param name="address">CPU virtual address of the region</param>
         /// <param name="size">Size of the region</param>
+        /// <param name="id">Handle ID</param>
         /// <returns>The memory tracking handle</returns>
-        public RegionHandle BeginTracking(ulong address, ulong size)
+        public RegionHandle BeginTracking(ulong address, ulong size, int id)
         {
             var (paAddress, paSize) = PageAlign(address, size);
 
             lock (TrackingLock)
             {
-                RegionHandle handle = new RegionHandle(this, paAddress, paSize, address, size, _memoryManager.IsRangeMapped(address, size));
+                bool mapped = _memoryManager.IsRangeMapped(address, size);
+                RegionHandle handle = new RegionHandle(this, paAddress, paSize, address, size, id, mapped);
 
                 return handle;
             }
@@ -181,28 +185,31 @@ namespace Ryujinx.Memory.Tracking
         /// <param name="size">Size of the region</param>
         /// <param name="bitmap">The bitmap owning the dirty flag for this handle</param>
         /// <param name="bit">The bit of this handle within the dirty flag</param>
+        /// <param name="id">Handle ID</param>
         /// <returns>The memory tracking handle</returns>
-        internal RegionHandle BeginTrackingBitmap(ulong address, ulong size, ConcurrentBitmap bitmap, int bit)
+        internal RegionHandle BeginTrackingBitmap(ulong address, ulong size, ConcurrentBitmap bitmap, int bit, int id)
         {
             var (paAddress, paSize) = PageAlign(address, size);
 
             lock (TrackingLock)
             {
-                RegionHandle handle = new RegionHandle(this, paAddress, paSize, address, size, bitmap, bit, _memoryManager.IsRangeMapped(address, size));
+                bool mapped = _memoryManager.IsRangeMapped(address, size);
+                RegionHandle handle = new RegionHandle(this, paAddress, paSize, address, size, bitmap, bit, id, mapped);
 
                 return handle;
             }
         }
 
         /// <summary>
-        /// Signal that a virtual memory event happened at the given location (one byte).
+        /// Signal that a virtual memory event happened at the given location.
         /// </summary>
         /// <param name="address">Virtual address accessed</param>
-        /// <param name="write">Whether the address was written to or read</param>
+        /// <param name="size">Size of the region affected in bytes</param>
+        /// <param name="write">Whether the region was written to or read</param>
         /// <returns>True if the event triggered any tracking regions, false otherwise</returns>
-        public bool VirtualMemoryEventTracking(ulong address, bool write)
+        public bool VirtualMemoryEvent(ulong address, ulong size, bool write)
         {
-            return VirtualMemoryEvent(address, 1, write);
+            return VirtualMemoryEvent(address, size, write, precise: false, null);
         }
 
         /// <summary>
@@ -214,8 +221,9 @@ namespace Ryujinx.Memory.Tracking
         /// <param name="size">Size of the region affected in bytes</param>
         /// <param name="write">Whether the region was written to or read</param>
         /// <param name="precise">True if the access is precise, false otherwise</param>
+        /// <param name="exemptId">Optional ID that of the handles that should not be signalled</param>
         /// <returns>True if the event triggered any tracking regions, false otherwise</returns>
-        public bool VirtualMemoryEvent(ulong address, ulong size, bool write, bool precise = false)
+        public bool VirtualMemoryEvent(ulong address, ulong size, bool write, bool precise, int? exemptId = null)
         {
             // Look up the virtual region using the region list.
             // Signal up the chain to relevant handles.
@@ -250,11 +258,11 @@ namespace Ryujinx.Memory.Tracking
 
                         if (precise)
                         {
-                            region.SignalPrecise(address, size, write);
+                            region.SignalPrecise(address, size, write, exemptId);
                         }
                         else
                         {
-                            region.Signal(address, size, write);
+                            region.Signal(address, size, write, exemptId);
                         }
                     }
                 }

Ryujinx.Memory/Tracking/MultiRegionHandle.cs

@@ -30,7 +30,13 @@ namespace Ryujinx.Memory.Tracking
 
         public bool Dirty { get; private set; } = true;
 
-        internal MultiRegionHandle(MemoryTracking tracking, ulong address, ulong size, IEnumerable<IRegionHandle> handles, ulong granularity)
+        internal MultiRegionHandle(
+            MemoryTracking tracking,
+            ulong address,
+            ulong size,
+            IEnumerable<IRegionHandle> handles,
+            ulong granularity,
+            int id)
         {
             _handles = new RegionHandle[(size + granularity - 1) / granularity];
             Granularity = granularity;
@@ -55,7 +61,7 @@ namespace Ryujinx.Memory.Tracking
                     // Fill any gap left before this handle.
                     while (i < startIndex)
                     {
-                        RegionHandle fillHandle = tracking.BeginTrackingBitmap(address + (ulong)i * granularity, granularity, _dirtyBitmap, i);
+                        RegionHandle fillHandle = tracking.BeginTrackingBitmap(address + (ulong)i * granularity, granularity, _dirtyBitmap, i, id);
                         fillHandle.Parent = this;
                         _handles[i++] = fillHandle;
                     }
@@ -76,7 +82,7 @@ namespace Ryujinx.Memory.Tracking
 
                             while (i < endIndex)
                             {
-                                RegionHandle splitHandle = tracking.BeginTrackingBitmap(address + (ulong)i * granularity, granularity, _dirtyBitmap, i);
+                                RegionHandle splitHandle = tracking.BeginTrackingBitmap(address + (ulong)i * granularity, granularity, _dirtyBitmap, i, id);
                                 splitHandle.Parent = this;
 
                                 splitHandle.Reprotect(handle.Dirty);
@@ -99,7 +105,7 @@ namespace Ryujinx.Memory.Tracking
             // Fill any remaining space with new handles.
             while (i < _handles.Length)
             {
-                RegionHandle handle = tracking.BeginTrackingBitmap(address + (ulong)i * granularity, granularity, _dirtyBitmap, i);
+                RegionHandle handle = tracking.BeginTrackingBitmap(address + (ulong)i * granularity, granularity, _dirtyBitmap, i, id);
                 handle.Parent = this;
                 _handles[i++] = handle;
             }

Ryujinx.Memory/Tracking/RegionHandle.cs

@@ -15,12 +15,12 @@ namespace Ryujinx.Memory.Tracking
         /// If more than this number of checks have been performed on a dirty flag since its last reprotect,
         /// then it is dirtied infrequently.
         /// </summary>
-        private static int CheckCountForInfrequent = 3;
+        private const int CheckCountForInfrequent = 3;
 
         /// <summary>
         /// Number of frequent dirty/consume in a row to make this handle volatile.
         /// </summary>
-        private static int VolatileThreshold = 5;
+        private const int VolatileThreshold = 5;
 
         public bool Dirty
         {
@@ -35,6 +35,7 @@ namespace Ryujinx.Memory.Tracking
         }
 
         internal int SequenceNumber { get; set; }
+        internal int Id { get; }
 
         public bool Unmapped { get; private set; }
 
@@ -97,14 +98,26 @@ namespace Ryujinx.Memory.Tracking
         /// <param name="realSize">The real, unaligned size of the handle</param>
         /// <param name="bitmap">The bitmap the dirty flag for this handle is stored in</param>
         /// <param name="bit">The bit index representing the dirty flag for this handle</param>
+        /// <param name="id">Handle ID</param>
         /// <param name="mapped">True if the region handle starts mapped</param>
-        internal RegionHandle(MemoryTracking tracking, ulong address, ulong size, ulong realAddress, ulong realSize, ConcurrentBitmap bitmap, int bit, bool mapped = true)
+        internal RegionHandle(
+            MemoryTracking tracking,
+            ulong address,
+            ulong size,
+            ulong realAddress,
+            ulong realSize,
+            ConcurrentBitmap bitmap,
+            int bit,
+            int id,
+            bool mapped = true)
         {
             Bitmap = bitmap;
             DirtyBit = bit;
 
             Dirty = mapped;
 
+            Id = id;
+
             Unmapped = !mapped;
             Address = address;
             Size = size;
@@ -131,11 +144,14 @@ namespace Ryujinx.Memory.Tracking
         /// <param name="size">Size of the region to track</param>
         /// <param name="realAddress">The real, unaligned address of the handle</param>
         /// <param name="realSize">The real, unaligned size of the handle</param>
+        /// <param name="id">Handle ID</param>
         /// <param name="mapped">True if the region handle starts mapped</param>
-        internal RegionHandle(MemoryTracking tracking, ulong address, ulong size, ulong realAddress, ulong realSize, bool mapped = true)
+        internal RegionHandle(MemoryTracking tracking, ulong address, ulong size, ulong realAddress, ulong realSize, int id, bool mapped = true)
         {
             Bitmap = new ConcurrentBitmap(1, mapped);
 
+            Id = id;
+
             Unmapped = !mapped;
 
             Address = address;

Ryujinx.Memory/Tracking/SmartMultiRegionHandle.cs

@@ -18,10 +18,11 @@ namespace Ryujinx.Memory.Tracking
         private readonly ulong _granularity;
         private readonly ulong _size;
         private MemoryTracking _tracking;
+        private readonly int _id;
 
         public bool Dirty { get; private set; } = true;
 
-        internal SmartMultiRegionHandle(MemoryTracking tracking, ulong address, ulong size, ulong granularity)
+        internal SmartMultiRegionHandle(MemoryTracking tracking, ulong address, ulong size, ulong granularity, int id)
         {
             // For this multi-region handle, the handle list starts empty.
             // As regions are queried, they are added to the _handles array at their start index.
@@ -34,6 +35,7 @@ namespace Ryujinx.Memory.Tracking
 
             _address = address;
             _size = size;
+            _id = id;
         }
 
         public void SignalWrite()
@@ -102,7 +104,7 @@ namespace Ryujinx.Memory.Tracking
             RegionSignal signal = handle.PreAction;
             handle.Dispose();
 
-            RegionHandle splitLow = _tracking.BeginTracking(address, size);
+            RegionHandle splitLow = _tracking.BeginTracking(address, size, _id);
             splitLow.Parent = this;
             if (signal != null)
             {
@@ -110,7 +112,7 @@ namespace Ryujinx.Memory.Tracking
             }
             _handles[handleIndex] = splitLow;
 
-            RegionHandle splitHigh = _tracking.BeginTracking(address + size, handle.Size - size);
+            RegionHandle splitHigh = _tracking.BeginTracking(address + size, handle.Size - size, _id);
             splitHigh.Parent = this;
             if (signal != null)
             {
@@ -145,7 +147,7 @@ namespace Ryujinx.Memory.Tracking
                 if (handle != null)
                 {
                     // Fill up to the found handle.
-                    handle = _tracking.BeginTracking(startAddress, HandlesToBytes(i - startHandle));
+                    handle = _tracking.BeginTracking(startAddress, HandlesToBytes(i - startHandle), _id);
                     handle.Parent = this;
                     _handles[startHandle] = handle;
                     return;
@@ -153,7 +155,7 @@ namespace Ryujinx.Memory.Tracking
             }
 
             // Can fill the whole range.
-            _handles[startHandle] = _tracking.BeginTracking(startAddress, HandlesToBytes(1 + lastHandle - startHandle));
+            _handles[startHandle] = _tracking.BeginTracking(startAddress, HandlesToBytes(1 + lastHandle - startHandle), _id);
             _handles[startHandle].Parent = this;
         }
 

Ryujinx.Memory/Tracking/VirtualRegion.cs

@@ -19,19 +19,24 @@ namespace Ryujinx.Memory.Tracking
             _tracking = tracking;
         }
 
-        public override void Signal(ulong address, ulong size, bool write)
+        /// <inheritdoc/>
+        public override void Signal(ulong address, ulong size, bool write, int? exemptId)
         {
             IList<RegionHandle> handles = Handles;
 
             for (int i = 0; i < handles.Count; i++)
             {
-                handles[i].Signal(address, size, write, ref handles);
+                if (exemptId == null || handles[i].Id != exemptId.Value)
+                {
+                    handles[i].Signal(address, size, write, ref handles);
+                }
             }
 
             UpdateProtection();
         }
 
-        public override void SignalPrecise(ulong address, ulong size, bool write)
+        /// <inheritdoc/>
+        public override void SignalPrecise(ulong address, ulong size, bool write, int? exemptId)
         {
             IList<RegionHandle> handles = Handles;
 
@@ -39,7 +44,10 @@ namespace Ryujinx.Memory.Tracking
 
             for (int i = 0; i < handles.Count; i++)
             {
-                allPrecise &= handles[i].SignalPrecise(address, size, write, ref handles);
+                if (exemptId == null || handles[i].Id != exemptId.Value)
+                {
+                    allPrecise &= handles[i].SignalPrecise(address, size, write, ref handles);
+                }
             }
 
             // Only update protection if a regular signal handler was called.

Ryujinx.Tests/Memory/MockMemoryManager.cs

@@ -40,7 +40,7 @@ namespace Ryujinx.Tests.Memory
             throw new NotImplementedException();
         }
 
-        public void SignalMemoryTracking(ulong va, ulong size, bool write, bool precise = false)
+        public void SignalMemoryTracking(ulong va, ulong size, bool write, bool precise = false, int? exemptId = null)
         {
             throw new NotImplementedException();
         }

Ryujinx/Modules/Updater/Updater.cs

@@ -9,6 +9,7 @@ using Ryujinx.Ui;
 using Ryujinx.Ui.Widgets;
 using System;
 using System.Collections.Generic;
+using System.Diagnostics;
 using System.IO;
 using System.Linq;
 using System.Net;
@@ -23,20 +24,20 @@ namespace Ryujinx.Modules
 {
     public static class Updater
     {
+        private const string GitHubApiURL = "https://api.github.com";
+        private const int ConnectionCount = 4;
+
         internal static bool Running;
 
         private static readonly string HomeDir          = AppDomain.CurrentDomain.BaseDirectory;
         private static readonly string UpdateDir        = Path.Combine(Path.GetTempPath(), "Ryujinx", "update");
         private static readonly string UpdatePublishDir = Path.Combine(UpdateDir, "publish");
-        private static readonly int    ConnectionCount  = 4;
 
         private static string _buildVer;
         private static string _platformExt;
         private static string _buildUrl;
         private static long   _buildSize;
 
-        private const string GitHubApiURL = "https://api.github.com";
-
         // On Windows, GtkSharp.Dependencies adds these extra dirs that must be cleaned during updates.
         private static readonly string[] WindowsDependencyDirs = new string[] { "bin", "etc", "lib", "share" };
 
@@ -44,7 +45,7 @@ namespace Ryujinx.Modules
         {
             HttpClient result = new HttpClient();
 
-            // Required by GitHub to interract with APIs.
+            // Required by GitHub to interact with APIs.
             result.DefaultRequestHeaders.Add("User-Agent", "Ryujinx-Updater/1.0.0");
 
             return result;
@@ -101,50 +102,48 @@ namespace Ryujinx.Modules
             // Get latest version number from GitHub API
             try
             {
-                using (HttpClient jsonClient = ConstructHttpClient())
+                using HttpClient jsonClient = ConstructHttpClient();
+                string buildInfoURL = $"{GitHubApiURL}/repos/{ReleaseInformation.ReleaseChannelOwner}/{ReleaseInformation.ReleaseChannelRepo}/releases/latest";
+
+                // Fetch latest build information
+                string  fetchedJson = await jsonClient.GetStringAsync(buildInfoURL);
+                JObject jsonRoot    = JObject.Parse(fetchedJson);
+                JToken  assets      = jsonRoot["assets"];
+
+                _buildVer = (string)jsonRoot["name"];
+
+                foreach (JToken asset in assets)
                 {
-                    string buildInfoURL = $"{GitHubApiURL}/repos/{ReleaseInformation.ReleaseChannelOwner}/{ReleaseInformation.ReleaseChannelRepo}/releases/latest";
+                    string assetName = (string)asset["name"];
+                    string assetState = (string)asset["state"];
+                    string downloadURL = (string)asset["browser_download_url"];
 
-                    // Fetch latest build information
-                    string  fetchedJson = await jsonClient.GetStringAsync(buildInfoURL);
-                    JObject jsonRoot    = JObject.Parse(fetchedJson);
-                    JToken  assets      = jsonRoot["assets"];
-
-                    _buildVer = (string)jsonRoot["name"];
-
-                    foreach (JToken asset in assets)
+                    if (assetName.StartsWith("ryujinx") && assetName.EndsWith(_platformExt))
                     {
-                        string assetName = (string)asset["name"];
-                        string assetState = (string)asset["state"];
-                        string downloadURL = (string)asset["browser_download_url"];
+                        _buildUrl = downloadURL;
 
-                        if (assetName.StartsWith("ryujinx") && assetName.EndsWith(_platformExt))
+                        if (assetState != "uploaded")
                         {
-                            _buildUrl = downloadURL;
-
-                            if (assetState != "uploaded")
+                            if (showVersionUpToDate)
                             {
-                                if (showVersionUpToDate)
-                                {
-                                    GtkDialog.CreateUpdaterInfoDialog("You are already using the latest version of Ryujinx!", "");
-                                }
-
-                                return;
+                                GtkDialog.CreateUpdaterInfoDialog("You are already using the latest version of Ryujinx!", "");
                             }
 
-                            break;
+                            return;
                         }
-                    }
 
-                    if (_buildUrl == null)
+                        break;
+                    }
+                }
+
+                if (_buildUrl == null)
+                {
+                    if (showVersionUpToDate)
                     {
-                        if (showVersionUpToDate)
-                        {
-                            GtkDialog.CreateUpdaterInfoDialog("You are already using the latest version of Ryujinx!", "");
-                        }
-
-                        return;
+                        GtkDialog.CreateUpdaterInfoDialog("You are already using the latest version of Ryujinx!", "");
                     }
+
+                    return;
                 }
             }
             catch (Exception exception)
@@ -247,160 +246,142 @@ namespace Ryujinx.Modules
 
             for (int i = 0; i < ConnectionCount; i++)
             {
-                list.Add(new byte[0]);
+                list.Add(Array.Empty<byte>());
             }
 
             for (int i = 0; i < ConnectionCount; i++)
             {
 #pragma warning disable SYSLIB0014
                 // TODO: WebClient is obsolete and need to be replaced with a more complex logic using HttpClient.
-                using (WebClient client = new WebClient())
+                using WebClient client = new WebClient();
 #pragma warning restore SYSLIB0014
+                webClients.Add(client);
+
+                if (i == ConnectionCount - 1)
                 {
-                    webClients.Add(client);
+                    client.Headers.Add("Range", $"bytes={chunkSize * i}-{(chunkSize * (i + 1) - 1) + remainderChunk}");
+                }
+                else
+                {
+                    client.Headers.Add("Range", $"bytes={chunkSize * i}-{chunkSize * (i + 1) - 1}");
+                }
 
-                    if (i == ConnectionCount - 1)
+                client.DownloadProgressChanged += (_, args) =>
+                {
+                    int index = (int)args.UserState;
+
+                    Interlocked.Add(ref totalProgressPercentage, -1 * progressPercentage[index]);
+                    Interlocked.Exchange(ref progressPercentage[index], args.ProgressPercentage);
+                    Interlocked.Add(ref totalProgressPercentage, args.ProgressPercentage);
+
+                    updateDialog.ProgressBar.Value = totalProgressPercentage / ConnectionCount;
+                };
+
+                client.DownloadDataCompleted += (_, args) =>
+                {
+                    int index = (int)args.UserState;
+
+                    if (args.Cancelled)
                     {
-                        client.Headers.Add("Range", $"bytes={chunkSize * i}-{(chunkSize * (i + 1) - 1) + remainderChunk}");
-                    }
-                    else
-                    {
-                        client.Headers.Add("Range", $"bytes={chunkSize * i}-{chunkSize * (i + 1) - 1}");
-                    }
-
-                    client.DownloadProgressChanged += (_, args) =>
-                    {
-                        int index = (int)args.UserState;
-
-                        Interlocked.Add(ref totalProgressPercentage, -1 * progressPercentage[index]);
-                        Interlocked.Exchange(ref progressPercentage[index], args.ProgressPercentage);
-                        Interlocked.Add(ref totalProgressPercentage, args.ProgressPercentage);
-
-                        updateDialog.ProgressBar.Value = totalProgressPercentage / ConnectionCount;
-                    };
-
-                    client.DownloadDataCompleted += (_, args) =>
-                    {
-                        int index = (int)args.UserState;
-
-                        if (args.Cancelled)
-                        {
-                            webClients[index].Dispose();
-
-                            return;
-                        }
-
-                        list[index] = args.Result;
-                        Interlocked.Increment(ref completedRequests);
-
-                        if (Equals(completedRequests, ConnectionCount))
-                        {
-                            byte[] mergedFileBytes = new byte[_buildSize];
-                            for (int connectionIndex = 0, destinationOffset = 0; connectionIndex < ConnectionCount; connectionIndex++)
-                            {
-                                Array.Copy(list[connectionIndex], 0, mergedFileBytes, destinationOffset, list[connectionIndex].Length);
-                                destinationOffset += list[connectionIndex].Length;
-                            }
-
-                            File.WriteAllBytes(updateFile, mergedFileBytes);
-
-                            try
-                            {
-                                InstallUpdate(updateDialog, updateFile);
-                            }
-                            catch (Exception e)
-                            {
-                                Logger.Warning?.Print(LogClass.Application, e.Message);
-                                Logger.Warning?.Print(LogClass.Application, "Multi-Threaded update failed, falling back to single-threaded updater.");
-
-                                DoUpdateWithSingleThread(updateDialog, downloadUrl, updateFile);
-
-                                return;
-                            }
-                        }
-                    };
-
-                    try
-                    {
-                        client.DownloadDataAsync(new Uri(downloadUrl), i);
-                    }
-                    catch (WebException ex)
-                    {
-                        Logger.Warning?.Print(LogClass.Application, ex.Message);
-                        Logger.Warning?.Print(LogClass.Application, "Multi-Threaded update failed, falling back to single-threaded updater.");
-
-                        for (int j = 0; j < webClients.Count; j++)
-                        {
-                            webClients[j].CancelAsync();
-                        }
-
-                        DoUpdateWithSingleThread(updateDialog, downloadUrl, updateFile);
+                        webClients[index].Dispose();
 
                         return;
                     }
+
+                    list[index] = args.Result;
+                    Interlocked.Increment(ref completedRequests);
+
+                    if (Equals(completedRequests, ConnectionCount))
+                    {
+                        byte[] mergedFileBytes = new byte[_buildSize];
+                        for (int connectionIndex = 0, destinationOffset = 0; connectionIndex < ConnectionCount; connectionIndex++)
+                        {
+                            Array.Copy(list[connectionIndex], 0, mergedFileBytes, destinationOffset, list[connectionIndex].Length);
+                            destinationOffset += list[connectionIndex].Length;
+                        }
+
+                        File.WriteAllBytes(updateFile, mergedFileBytes);
+
+                        try
+                        {
+                            InstallUpdate(updateDialog, updateFile);
+                        }
+                        catch (Exception e)
+                        {
+                            Logger.Warning?.Print(LogClass.Application, e.Message);
+                            Logger.Warning?.Print(LogClass.Application, "Multi-Threaded update failed, falling back to single-threaded updater.");
+
+                            DoUpdateWithSingleThread(updateDialog, downloadUrl, updateFile);
+
+                            return;
+                        }
+                    }
+                };
+
+                try
+                {
+                    client.DownloadDataAsync(new Uri(downloadUrl), i);
+                }
+                catch (WebException ex)
+                {
+                    Logger.Warning?.Print(LogClass.Application, ex.Message);
+                    Logger.Warning?.Print(LogClass.Application, "Multi-Threaded update failed, falling back to single-threaded updater.");
+
+                    foreach (WebClient webClient in webClients)
+                    {
+                        webClient.CancelAsync();
+                    }
+
+                    DoUpdateWithSingleThread(updateDialog, downloadUrl, updateFile);
+
+                    return;
                 }
             }
         }
 
         private static void DoUpdateWithSingleThreadWorker(UpdateDialog updateDialog, string downloadUrl, string updateFile)
         {
-            using (HttpClient client = new HttpClient())
+            using HttpClient client = new HttpClient();
+            // We do not want to timeout while downloading
+            client.Timeout = TimeSpan.FromDays(1);
+
+            using (HttpResponseMessage response = client.GetAsync(downloadUrl, HttpCompletionOption.ResponseHeadersRead).Result)
+            using (Stream remoteFileStream = response.Content.ReadAsStreamAsync().Result)
             {
-                // We do not want to timeout while downloading
-                client.Timeout = TimeSpan.FromDays(1);
-
-                using (HttpResponseMessage response = client.GetAsync(downloadUrl, HttpCompletionOption.ResponseHeadersRead).Result)
-                using (Stream remoteFileStream = response.Content.ReadAsStreamAsync().Result)
+                using (Stream updateFileStream = File.Open(updateFile, FileMode.Create))
                 {
-                    using (Stream updateFileStream = File.Open(updateFile, FileMode.Create))
+                    long totalBytes = response.Content.Headers.ContentLength.Value;
+                    long byteWritten = 0;
+
+                    byte[] buffer = new byte[32 * 1024];
+
+                    while (true)
                     {
-                        long totalBytes = response.Content.Headers.ContentLength.Value;
-                        long byteWritten = 0;
+                        int readSize = remoteFileStream.Read(buffer);
 
-                        byte[] buffer = new byte[32 * 1024];
-
-                        while (true)
+                        if (readSize == 0)
                         {
-                            int readSize = remoteFileStream.Read(buffer);
-
-                            if (readSize == 0)
-                            {
-                                break;
-                            }
-
-                            byteWritten += readSize;
-
-                            updateDialog.ProgressBar.Value = ((double)byteWritten / totalBytes) * 100;
-                            updateFileStream.Write(buffer, 0, readSize);
+                            break;
                         }
+
+                        byteWritten += readSize;
+
+                        updateDialog.ProgressBar.Value = ((double)byteWritten / totalBytes) * 100;
+                        updateFileStream.Write(buffer, 0, readSize);
                     }
                 }
-
-                InstallUpdate(updateDialog, updateFile);
             }
+
+            InstallUpdate(updateDialog, updateFile);
         }
 
         private static void DoUpdateWithSingleThread(UpdateDialog updateDialog, string downloadUrl, string updateFile)
         {
-            Thread worker = new Thread(() => DoUpdateWithSingleThreadWorker(updateDialog, downloadUrl, updateFile));
-            worker.Name = "Updater.SingleThreadWorker";
-            worker.Start();
-        }
-
-        private static void SetFileExecutable(string path)
-        {
-            const UnixFileMode ExecutableFileMode = UnixFileMode.UserExecute |
-                                                    UnixFileMode.UserWrite |
-                                                    UnixFileMode.UserRead |
-                                                    UnixFileMode.GroupRead |
-                                                    UnixFileMode.GroupWrite |
-                                                    UnixFileMode.OtherRead |
-                                                    UnixFileMode.OtherWrite;
-
-            if (!OperatingSystem.IsWindows() && File.Exists(path))
+            Thread worker = new Thread(() => DoUpdateWithSingleThreadWorker(updateDialog, downloadUrl, updateFile))
             {
-                File.SetUnixFileMode(path, ExecutableFileMode);
-            }
+                Name = "Updater.SingleThreadWorker"
+            };
+            worker.Start();
         }
 
         private static async void InstallUpdate(UpdateDialog updateDialog, string updateFile)
@@ -411,15 +392,17 @@ namespace Ryujinx.Modules
 
             if (OperatingSystem.IsLinux())
             {
-                using (Stream         inStream   = File.OpenRead(updateFile))
-                using (Stream         gzipStream = new GZipInputStream(inStream))
-                using (TarInputStream tarStream  = new TarInputStream(gzipStream, Encoding.ASCII))
-                {
-                    updateDialog.ProgressBar.MaxValue = inStream.Length;
+                using Stream         inStream   = File.OpenRead(updateFile);
+                using Stream         gzipStream = new GZipInputStream(inStream);
+                using TarInputStream tarStream  = new TarInputStream(gzipStream, Encoding.ASCII);
+                updateDialog.ProgressBar.MaxValue = inStream.Length;
 
-                    await Task.Run(() =>
+                await Task.Run(() =>
+                {
+                    TarEntry tarEntry;
+
+                    if (!OperatingSystem.IsWindows())
                     {
-                        TarEntry tarEntry;
                         while ((tarEntry = tarStream.GetNextEntry()) != null)
                         {
                             if (tarEntry.IsDirectory) continue;
@@ -433,6 +416,7 @@ namespace Ryujinx.Modules
                                 tarStream.CopyEntryContents(outStream);
                             }
 
+                            File.SetUnixFileMode(outPath, (UnixFileMode)tarEntry.TarHeader.Mode);
                             File.SetLastWriteTime(outPath, DateTime.SpecifyKind(tarEntry.ModTime, DateTimeKind.Utc));
 
                             TarEntry entry = tarEntry;
@@ -442,43 +426,41 @@ namespace Ryujinx.Modules
                                 updateDialog.ProgressBar.Value += entry.Size;
                             });
                         }
-                    });
+                    }
+                });
 
-                    updateDialog.ProgressBar.Value = inStream.Length;
-                }
+                updateDialog.ProgressBar.Value = inStream.Length;
             }
             else
             {
-                using (Stream  inStream = File.OpenRead(updateFile))
-                using (ZipFile zipFile  = new ZipFile(inStream))
+                using Stream  inStream = File.OpenRead(updateFile);
+                using ZipFile zipFile  = new ZipFile(inStream);
+                updateDialog.ProgressBar.MaxValue = zipFile.Count;
+
+                await Task.Run(() =>
                 {
-                    updateDialog.ProgressBar.MaxValue = zipFile.Count;
-
-                    await Task.Run(() =>
+                    foreach (ZipEntry zipEntry in zipFile)
                     {
-                        foreach (ZipEntry zipEntry in zipFile)
+                        if (zipEntry.IsDirectory) continue;
+
+                        string outPath = Path.Combine(UpdateDir, zipEntry.Name);
+
+                        Directory.CreateDirectory(Path.GetDirectoryName(outPath));
+
+                        using (Stream     zipStream = zipFile.GetInputStream(zipEntry))
+                        using (FileStream outStream = File.OpenWrite(outPath))
                         {
-                            if (zipEntry.IsDirectory) continue;
-
-                            string outPath = Path.Combine(UpdateDir, zipEntry.Name);
-
-                            Directory.CreateDirectory(Path.GetDirectoryName(outPath));
-
-                            using (Stream     zipStream = zipFile.GetInputStream(zipEntry))
-                            using (FileStream outStream = File.OpenWrite(outPath))
-                            {
-                                zipStream.CopyTo(outStream);
-                            }
-
-                            File.SetLastWriteTime(outPath, DateTime.SpecifyKind(zipEntry.DateTime, DateTimeKind.Utc));
-
-                            Application.Invoke(delegate
-                            {
-                                updateDialog.ProgressBar.Value++;
-                            });
+                            zipStream.CopyTo(outStream);
                         }
-                    });
-                }
+
+                        File.SetLastWriteTime(outPath, DateTime.SpecifyKind(zipEntry.DateTime, DateTimeKind.Utc));
+
+                        Application.Invoke(delegate
+                        {
+                            updateDialog.ProgressBar.Value++;
+                        });
+                    }
+                });
             }
 
             // Delete downloaded zip
@@ -522,8 +504,6 @@ namespace Ryujinx.Modules
 
             Directory.Delete(UpdateDir, true);
 
-            SetFileExecutable(Path.Combine(AppDomain.CurrentDomain.BaseDirectory, "Ryujinx"));
-
             updateDialog.MainText.Text      = "Update Complete!";
             updateDialog.SecondaryText.Text = "Do you want to restart Ryujinx now?";
             updateDialog.Modal              = true;
@@ -640,4 +620,4 @@ namespace Ryujinx.Modules
             }
         }
     }
-}
+}