Name

unqueue_me — Remove the futex_q from its futex_hash_bucket

Synopsis

int unqueue_me (struct futex_q * q);
 

Arguments

struct futex_q * q

The futex_q to unqueue

Description

The q->lock_ptr must not be held by the caller. A call to unqueue_me must be paired with exactly one earlier call to queue_me.

Return

1 - if the futex_q was still queued (and we removed unqueued it); 0 - if the futex_q was already removed by the waking thread