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KeReleaseGuardedMutex routine

The KeReleaseGuardedMutex routine releases a guarded mutex acquired with KeAcquireGuardedMutex or KeTryToAcquireGuardedMutex.

Syntax


VOID KeReleaseGuardedMutex(
  _Inout_  PKGUARDED_MUTEX Mutex
);

Parameters

Mutex [in, out]

Pointer to the KGUARDED_MUTEX structure for the guarded mutex.

Return value

None

Remarks

KeReleaseGuardedMutex implicitly exits the guarded region entered by KeAcquireGuardedMutex and KeTryToAcquireGuardedMutex.

For more information about guarded mutexes, see Fast Mutexes and Guarded Mutexes.

Requirements

Version

Available in Windows Server 2003 and later versions of Windows.

Header

Wdm.h (include Wdm.h, Ntddk.h, or Ntifs.h)

Library

Ntoskrnl.lib

IRQL

<= APC_LEVEL

DDI compliance rules

IrqlKeApcLte1, HwStorPortProhibitedDDIs

See also

KeAcquireGuardedMutex

 

 

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