zx_futex_wake_single_owner

SUMMARY

Wake one thread waiting on a futex, and set the ownership of the futex to that thread.

DECLARATION

#include <zircon/syscalls.h>

zx_status_t zx_futex_wake_single_owner(const zx_futex_t* value_ptr);

DESCRIPTION

Wake one thread waiting on a futex. If a thread is woken, ownership of the futex is transferred to that thread. If no thread is woken (because none are waiting), ownership of the futex is set to none.

See [zx_futex_wake()] for a full description.

RIGHTS

None.

RETURN VALUE

zx_futex_wake_single_owner() returns ZX_OK on success.

ERRORS

ZX_ERR_INVALID_ARGS value_ptr is not aligned.