FlagLockState Struct Reference

State for a flag lock. More...

#include <locks.h>

Public Member Functions
	_Atomic (uint32_t) lockWord
	The lock word.

Detailed Description

State for a flag lock.

Flag locks use a single futex word to store the lock state.

Definition at line 17 of file locks.h.

Member Function Documentation

_Atomic()

FlagLockState::_Atomic

(

uint32_t

)

The lock word.

One bit is used to indicate that the lock is held, another to indicate that the lock has waiters. In priority-inheriting locks, the low 16 bits store the ID of the thread that currently holds the lock.

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The documentation for this struct was generated from the following file:

• sdk/include/locks.h