---
title: IOSimpleLockGetMachLock
framework: kernel
role: symbol
role_heading: Function
path: kernel/1553019-iosimplelockgetmachlock
---

# IOSimpleLockGetMachLock

Accessor to a Mach spin lock.

## Declaration

```occ
lck_spin_t * IOSimpleLockGetMachLock(IOSimpleLock *lock);
```

## Parameters

- `lock`: Pointer to the allocated lock.

## Discussion

Discussion Accessor to the Mach spin lock.

## See Also

### Simple Locks

- [IOSimpleLockAlloc](kernel/1553017-iosimplelockalloc.md)
- [IOSimpleLockInit](kernel/1552990-iosimplelockinit.md)
- [IOSimpleLockDestroy](kernel/3380136-iosimplelockdestroy.md)
- [IOSimpleLockFree](kernel/1553035-iosimplelockfree.md)
- [IOSimpleLockLock](kernel/1552997-iosimplelocklock.md)
- [IOSimpleLockLockDisableInterrupt](kernel/1553005-iosimplelocklockdisableinterrupt.md)
- [IOSimpleLockTryLock](kernel/1553029-iosimplelocktrylock.md)
- [IOSimpleLockUnlock](kernel/1553015-iosimplelockunlock.md)
- [IOSimpleLockUnlockEnableInterrupt](kernel/1552998-iosimplelockunlockenableinterrup.md)