Home
last modified time | relevance | path

Searched refs:top_waiter (Results 1 – 5 of 5) sorted by relevance

/openbmc/linux/kernel/futex/
H A Drequeue.c272 struct futex_q *top_waiter = NULL; in futex_proxy_trylock_atomic() local
290 top_waiter = futex_top_waiter(hb1, key1); in futex_proxy_trylock_atomic()
293 if (!top_waiter) in futex_proxy_trylock_atomic()
300 if (!top_waiter->rt_waiter || top_waiter->pi_state) in futex_proxy_trylock_atomic()
304 if (!futex_match(top_waiter->requeue_pi_key, key2)) in futex_proxy_trylock_atomic()
308 if (!futex_requeue_pi_prepare(top_waiter, NULL)) in futex_proxy_trylock_atomic()
319 ret = futex_lock_pi_atomic(pifutex, hb2, key2, ps, top_waiter->task, in futex_proxy_trylock_atomic()
328 requeue_pi_wake_futex(top_waiter, key2, hb2); in futex_proxy_trylock_atomic()
331 futex_requeue_pi_complete(top_waiter, ret); in futex_proxy_trylock_atomic()
H A Dpi.c522 struct futex_q *top_waiter; in futex_lock_pi_atomic() local
548 top_waiter = futex_top_waiter(hb, key); in futex_lock_pi_atomic()
549 if (top_waiter) in futex_lock_pi_atomic()
550 return attach_to_pi_state(uaddr, uval, top_waiter->pi_state, ps); in futex_lock_pi_atomic()
615 struct rt_mutex_waiter *top_waiter; in wake_futex_pi() local
622 top_waiter = rt_mutex_top_waiter(&pi_state->pi_mutex); in wake_futex_pi()
623 if (WARN_ON_ONCE(!top_waiter)) { in wake_futex_pi()
636 new_owner = top_waiter->task; in wake_futex_pi()
1105 struct futex_q *top_waiter; in futex_unlock_pi() local
1132 top_waiter = futex_top_waiter(hb, &key); in futex_unlock_pi()
[all …]
/openbmc/linux/kernel/locking/
H A Drtmutex.c408 struct rt_mutex_waiter *top_waiter) in rt_mutex_steal() argument
410 if (rt_waiter_node_less(&waiter->tree, &top_waiter->tree)) in rt_mutex_steal()
421 return rt_waiter_node_equal(&waiter->tree, &top_waiter->tree); in rt_mutex_steal()
662 struct rt_mutex_waiter *waiter, *top_waiter = orig_waiter; in rt_mutex_adjust_prio_chain() local
777 if (top_waiter) { in rt_mutex_adjust_prio_chain()
786 if (top_waiter != task_top_pi_waiter(task)) { in rt_mutex_adjust_prio_chain()
892 top_waiter = rt_mutex_top_waiter(lock); in rt_mutex_adjust_prio_chain()
952 top_waiter = rt_mutex_top_waiter(lock); in rt_mutex_adjust_prio_chain()
953 if (prerequeue_top_waiter != top_waiter) in rt_mutex_adjust_prio_chain()
954 wake_up_state(top_waiter->task, top_waiter->wake_state); in rt_mutex_adjust_prio_chain()
[all …]
/openbmc/linux/Documentation/locking/
H A Drt-mutex.rst76 that anymore. The pending owner happens to be the top_waiter of a lock
H A Drt-mutex-design.rst459 owner of the lock, and if the lock still has waiters, the top_waiter
496 1) The previous lock owner released the lock, and the task now is top_waiter