SpinLock Constructor

Initializes a new instance of the SpinLock structure with the option to track thread IDs to improve debugging.

Namespace:  System.Threading
Assemblies:   mscorlib (in mscorlib.dll)
  System.Threading (in System.Threading.dll)

public SpinLock(
	bool enableThreadOwnerTracking
)

Parameters

enableThreadOwnerTracking
Type: System.Boolean

Whether to capture and use thread IDs for debugging purposes.

The default constructor for SpinLock tracks thread ownership.

The following example demonstrates how a SpinLock may be used.

// C#
public class MyType
{
    private SpinLock _spinLock = new SpinLock();

    public void DoWork()
    {
        bool lockTaken = false; 
        try
        {
           _spinLock.Enter(ref lockTaken);
           // do work here protected by the lock
        }
        finally
        {
            if (lockTaken) _spinLock.Exit();
        }
    }
}
' Visual Basic

Class MyType
   Private _spinLock As New SpinLock()

   Public Sub DoWork()
      Dim lockTaken As Boolean = False
      Try
         _spinLock.Enter(lockTaken)
         ' do work here protected by the lock
      Finally
         If lockTaken Then _spinLock.Exit()
      End Try
   End Sub
End Class

.NET Framework

Supported in: 4.6, 4.5, 4

.NET Framework Client Profile

Supported in: 4

Portable Class Library

Supported in: Portable Class Library

.NET for Windows Store apps

Supported in: Windows 8

Supported in: Windows Phone 8.1

Supported in: Windows Phone Silverlight 8.1

Supported in: Windows Phone Silverlight 8

Windows Phone 8.1, Windows Phone 8, Windows 8.1, Windows Server 2012 R2, Windows 8, Windows Server 2012, Windows 7, Windows Vista SP2, Windows Server 2008 (Server Core Role not supported), Windows Server 2008 R2 (Server Core Role supported with SP1 or later; Itanium not supported)

The .NET Framework does not support all versions of every platform. For a list of the supported versions, see .NET Framework System Requirements.

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