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Fix shared memory leak on Windows (#3319)

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* Fix shared memory leak on Windows

* Fix memory leak caused by RO session disposal not decrementing the memory manager ref count

* Fix UnmapViewInternal deadlock

* Was not supposed to add those back
This commit is contained in:
gdkchan 2022-05-05 14:58:59 -03:00 • committed by GitHub
parent 39bdf6d41e
commit 54deded929
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GPG key ID: 4AEE18F83AFDEB23
6 changed files with 226 additions and 59 deletions
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12
Ryujinx.HLE/HOS/Services/Ro/IRoInterface.cs
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@ -30,6 +30,7 @@ namespace Ryujinx.HLE.HOS.Services.Ro
private List<NroInfo> _nroInfos;
private KProcess _owner;
private IVirtualMemoryManager _ownerMm;
private static Random _random = new Random();
@ -38,6 +39,7 @@ namespace Ryujinx.HLE.HOS.Services.Ro
_nrrInfos = new List<NrrInfo>(MaxNrr);
_nroInfos = new List<NroInfo>(MaxNro);
_owner = null;
_ownerMm = null;
}
private ResultCode ParseNrr(out NrrInfo nrrInfo, ServiceCtx context, ulong nrrAddress, ulong nrrSize)
@ -564,10 +566,12 @@ namespace Ryujinx.HLE.HOS.Services.Ro
return ResultCode.InvalidSession;
}
_owner = context.Process.HandleTable.GetKProcess(context.Request.HandleDesc.ToCopy[0]);
context.Device.System.KernelContext.Syscall.CloseHandle(context.Request.HandleDesc.ToCopy[0]);
int processHandle = context.Request.HandleDesc.ToCopy[0];
_owner = context.Process.HandleTable.GetKProcess(processHandle);
_ownerMm = _owner?.CpuMemory;
context.Device.System.KernelContext.Syscall.CloseHandle(processHandle);
if (_owner?.CpuMemory is IRefCounted rc)
if (_ownerMm is IRefCounted rc)
{
rc.IncrementReferenceCount();
}
@ -586,7 +590,7 @@ namespace Ryujinx.HLE.HOS.Services.Ro
_nroInfos.Clear();
if (_owner?.CpuMemory is IRefCounted rc)
if (_ownerMm is IRefCounted rc)
{
rc.DecrementReferenceCount();
}