PISpinlock Class Reference

Fast and full-load lock. More...

#include <pispinlock.h>

Public Member Functions
	PISpinlock ()
	Constructs unlocked spinlock.
	~PISpinlock ()
	Destroy spinlock.
void	lock ()
	Lock spinlock. More...
void	unlock ()
	Unlock spinlock. More...

Detailed Description

Fast and full-load lock.

PISpinlock provides critical code section defence between several threads. PISpinlock functionality similar to PIMutex, but working on atomic type and lock() method wait with 100% CPU core load.

For automatic lock-unlock use PISpinlockLocker.

Note

Use this type instead of PIMutex when less waiting time is more important than CPU load!

Member Function Documentation

lock()

void PISpinlock::lock ( )

inline

Lock spinlock.

If spinlock is unlocked it set to locked state and returns immediate. If spinlock is already locked function blocks until spinlock will be unlocked

unlock()

void PISpinlock::unlock ( )

inline

Unlock spinlock.

In any case this function returns immediate