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Searched refs:pi_state (Results 1 – 6 of 6) sorted by relevance

/linux/kernel/futex/
A Dpi.c19 pi_state = kzalloc(sizeof(*pi_state), GFP_KERNEL); in refill_pi_state_cache()
21 if (!pi_state) in refill_pi_state_cache()
39 WARN_ON(!pi_state); in alloc_pi_state()
42 return pi_state; in alloc_pi_state()
79 if (!pi_state) in put_pi_state()
99 kfree(pi_state); in put_pi_state()
300 *ps = pi_state; in attach_to_pi_state()
404 *ps = pi_state; in __attach_to_pi_owner()
686 struct futex_pi_state *pi_state = q->pi_state; in __fixup_pi_state_owner() local
858 struct futex_pi_state *pi_state = q->pi_state; in fixup_pi_state_owner() local
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A Drequeue.c121 q->pi_state = pi_state; in futex_requeue_pi_prepare()
485 &key2, &pi_state, in futex_requeue()
586 this->pi_state) { in futex_requeue()
614 get_pi_state(pi_state); in futex_requeue()
623 put_pi_state(pi_state); in futex_requeue()
655 this->pi_state = NULL; in futex_requeue()
656 put_pi_state(pi_state); in futex_requeue()
670 put_pi_state(pi_state); in futex_requeue()
831 if (q.pi_state && (q.pi_state->owner != current)) { in futex_wait_requeue_pi()
838 put_pi_state(q.pi_state); in futex_wait_requeue_pi()
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A Dcore.c612 BUG_ON(q->pi_state); in futex_unqueue()
629 BUG_ON(!q->pi_state); in futex_unqueue_pi()
630 put_pi_state(q->pi_state); in futex_unqueue_pi()
631 q->pi_state = NULL; in futex_unqueue_pi()
949 struct futex_pi_state *pi_state; in exit_pi_state_list() local
964 key = pi_state->key; in exit_pi_state_list()
996 put_pi_state(pi_state); in exit_pi_state_list()
1000 WARN_ON(pi_state->owner != curr); in exit_pi_state_list()
1002 list_del_init(&pi_state->list); in exit_pi_state_list()
1003 pi_state->owner = NULL; in exit_pi_state_list()
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A Dfutex.h107 struct futex_pi_state *pi_state; member
236 extern void get_pi_state(struct futex_pi_state *pi_state);
237 extern void put_pi_state(struct futex_pi_state *pi_state);
A Dwaitwake.c119 if (WARN(q->pi_state || q->rt_waiter, "refusing to wake PI futex\n")) in futex_wake_mark()
168 if (this->pi_state || this->rt_waiter) { in futex_wake()
288 if (this->pi_state || this->rt_waiter) { in futex_wake_op()
302 if (this->pi_state || this->rt_waiter) { in futex_wake_op()
/linux/Documentation/locking/
A Dpi-futex.rst95 the futex-queue. The pi_state includes an rt-mutex, which is a PI-aware,
111 pi_state->rt_mutex and thus wakes up any potential waiters.

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