ExReleaseFastMutexUnsafe routine
The ExReleaseFastMutexUnsafe routine releases ownership of a fast mutex that was acquired by using ExAcquireFastMutexUnsafe.
Syntax
VOID ExReleaseFastMutexUnsafe(
_Inout_ PFAST_MUTEX FastMutex
);
Parameters
- FastMutex [in, out]
A pointer to the fast mutex to be released.
Return value
None
Remarks
It is a programming error to call ExReleaseFastMutexUnsafe with a pointer to a fast mutex that was acquired by using ExAcquireFastMutex or ExTryToAcquireFastMutex.
For more information about fast mutexes, see Fast Mutexes and Guarded Mutexes.
Requirements
Target platform |
Universal |
Version |
Available starting with Windows 2000. |
Header |
Wdm.h (include Wdm.h, Ntddk.h, or Ntifs.h) |
Library |
NtosKrnl.lib |
DLL |
NtosKrnl.exe |
IRQL |
APC_LEVEL |
DDI compliance rules |
HwStorPortProhibitedDDIs |
See also