| /Linux-v5.15/fs/ |
| D | eventfd.c | 32 wait_queue_head_t wqh; member
75 spin_lock_irqsave(&ctx->wqh.lock, flags); in eventfd_signal()
80 if (waitqueue_active(&ctx->wqh)) in eventfd_signal()
81 wake_up_locked_poll(&ctx->wqh, EPOLLIN); in eventfd_signal()
83 spin_unlock_irqrestore(&ctx->wqh.lock, flags); in eventfd_signal()
120 wake_up_poll(&ctx->wqh, EPOLLHUP); in eventfd_release()
131 poll_wait(file, &ctx->wqh, wait); in eventfd_poll()
185 lockdep_assert_held(&ctx->wqh.lock); in eventfd_ctx_do_read()
210 spin_lock_irqsave(&ctx->wqh.lock, flags); in eventfd_ctx_remove_wait_queue()
212 __remove_wait_queue(&ctx->wqh, wait); in eventfd_ctx_remove_wait_queue()
[all …]
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| D | timerfd.c | 38 wait_queue_head_t wqh; member
67 spin_lock_irqsave(&ctx->wqh.lock, flags); in timerfd_triggered()
70 wake_up_locked_poll(&ctx->wqh, EPOLLIN); in timerfd_triggered()
71 spin_unlock_irqrestore(&ctx->wqh.lock, flags); in timerfd_triggered()
107 spin_lock_irqsave(&ctx->wqh.lock, flags); in timerfd_clock_was_set()
111 wake_up_locked_poll(&ctx->wqh, EPOLLIN); in timerfd_clock_was_set()
113 spin_unlock_irqrestore(&ctx->wqh.lock, flags); in timerfd_clock_was_set()
255 poll_wait(file, &ctx->wqh, wait); in timerfd_poll()
257 spin_lock_irqsave(&ctx->wqh.lock, flags); in timerfd_poll()
260 spin_unlock_irqrestore(&ctx->wqh.lock, flags); in timerfd_poll()
[all …]
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| D | signalfd.c | 38 wait_queue_head_t *wqh = &sighand->signalfd_wqh; in signalfd_cleanup() local
44 if (likely(!waitqueue_active(wqh))) in signalfd_cleanup()
48 wake_up_poll(wqh, EPOLLHUP | POLLFREE); in signalfd_cleanup()
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| D | fs-writeback.c | 1485 wait_queue_head_t *wqh; in __inode_wait_for_writeback() local
1487 wqh = bit_waitqueue(&inode->i_state, __I_SYNC); in __inode_wait_for_writeback()
1490 __wait_on_bit(wqh, &wq, bit_wait, in __inode_wait_for_writeback()
1515 wait_queue_head_t *wqh = bit_waitqueue(&inode->i_state, __I_SYNC); in inode_sleep_on_writeback() local
1518 prepare_to_wait(wqh, &wait, TASK_UNINTERRUPTIBLE); in inode_sleep_on_writeback()
1523 finish_wait(wqh, &wait); in inode_sleep_on_writeback()
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| D | userfaultfd.c | 911 wait_queue_head_t *wqh) in find_userfault_in() argument
916 lockdep_assert_held(&wqh->lock); in find_userfault_in()
919 if (!waitqueue_active(wqh)) in find_userfault_in()
922 wq = list_last_entry(&wqh->head, typeof(*wq), entry); in find_userfault_in()
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| /Linux-v5.15/kernel/locking/ |
| D | rtmutex.c | 449 static __always_inline void rt_mutex_wake_q_add(struct rt_wake_q_head *wqh, in rt_mutex_wake_q_add() argument
454 WARN_ON_ONCE(wqh->rtlock_task); in rt_mutex_wake_q_add()
456 wqh->rtlock_task = w->task; in rt_mutex_wake_q_add()
458 wake_q_add(&wqh->head, w->task); in rt_mutex_wake_q_add()
462 static __always_inline void rt_mutex_wake_up_q(struct rt_wake_q_head *wqh) in rt_mutex_wake_up_q() argument
464 if (IS_ENABLED(CONFIG_PREEMPT_RT) && wqh->rtlock_task) { in rt_mutex_wake_up_q()
465 wake_up_state(wqh->rtlock_task, TASK_RTLOCK_WAIT); in rt_mutex_wake_up_q()
466 put_task_struct(wqh->rtlock_task); in rt_mutex_wake_up_q()
467 wqh->rtlock_task = NULL; in rt_mutex_wake_up_q()
470 if (!wake_q_empty(&wqh->head)) in rt_mutex_wake_up_q()
[all …]
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| D | rtmutex_api.c | 144 struct rt_wake_q_head *wqh) in __rt_mutex_futex_unlock() argument
161 mark_wakeup_next_waiter(wqh, lock); in __rt_mutex_futex_unlock()
168 DEFINE_RT_WAKE_Q(wqh); in rt_mutex_futex_unlock()
173 postunlock = __rt_mutex_futex_unlock(lock, &wqh); in rt_mutex_futex_unlock()
177 rt_mutex_postunlock(&wqh); in rt_mutex_futex_unlock()
457 void __sched rt_mutex_postunlock(struct rt_wake_q_head *wqh) in rt_mutex_postunlock() argument
459 rt_mutex_wake_up_q(wqh); in rt_mutex_postunlock()
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| D | rtmutex_common.h | 84 struct rt_wake_q_head *wqh);
86 extern void rt_mutex_postunlock(struct rt_wake_q_head *wqh);
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| /Linux-v5.15/mm/ |
| D | backing-dev.c | 996 wait_queue_head_t *wqh = &congestion_wqh[sync]; in clear_bdi_congested() local
1003 if (waitqueue_active(wqh)) in clear_bdi_congested()
1004 wake_up(wqh); in clear_bdi_congested()
1032 wait_queue_head_t *wqh = &congestion_wqh[sync]; in congestion_wait() local
1034 prepare_to_wait(wqh, &wait, TASK_UNINTERRUPTIBLE); in congestion_wait()
1036 finish_wait(wqh, &wait); in congestion_wait()
1063 wait_queue_head_t *wqh = &congestion_wqh[sync]; in wait_iff_congested() local
1081 prepare_to_wait(wqh, &wait, TASK_UNINTERRUPTIBLE); in wait_iff_congested()
1083 finish_wait(wqh, &wait); in wait_iff_congested()
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| D | memcontrol.c | 172 wait_queue_head_t *wqh; member
4661 remove_wait_queue(event->wqh, &event->wait); in memcg_event_remove()
4712 wait_queue_head_t *wqh, poll_table *pt) in memcg_event_ptable_queue_proc() argument
4717 event->wqh = wqh; in memcg_event_ptable_queue_proc()
4718 add_wait_queue(wqh, &event->wait); in memcg_event_ptable_queue_proc()
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| /Linux-v5.15/drivers/vfio/ |
| D | virqfd.c | 82 wait_queue_head_t *wqh, poll_table *pt) in virqfd_ptable_queue_proc() argument
85 add_wait_queue(wqh, &virqfd->wait); in virqfd_ptable_queue_proc()
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| /Linux-v5.15/drivers/virt/acrn/ |
| D | irqfd.c | 97 static void hsm_irqfd_poll_func(struct file *file, wait_queue_head_t *wqh, in hsm_irqfd_poll_func() argument
103 add_wait_queue(wqh, &irqfd->wait); in hsm_irqfd_poll_func()
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| /Linux-v5.15/kernel/ |
| D | seccomp.c | 226 wait_queue_head_t wqh; member
524 if (waitqueue_active(&orig->wqh)) in __seccomp_filter_orphan()
525 wake_up_poll(&orig->wqh, EPOLLHUP); in __seccomp_filter_orphan()
675 init_waitqueue_head(&sfilter->wqh); in seccomp_prepare_filter()
1104 wake_up_poll(&match->wqh, EPOLLIN | EPOLLRDNORM); in seccomp_do_user_notification()
1461 wake_up_poll(&filter->wqh, EPOLLOUT | EPOLLWRNORM); in seccomp_notify_recv()
1703 poll_wait(file, &filter->wqh, poll_tab); in seccomp_notify_poll()
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| D | futex.c | 1558 DEFINE_RT_WAKE_Q(wqh); in wake_futex_pi()
1611 postunlock = __rt_mutex_futex_unlock(&pi_state->pi_mutex, &wqh); in wake_futex_pi()
1618 rt_mutex_postunlock(&wqh); in wake_futex_pi()
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| /Linux-v5.15/drivers/vhost/ |
| D | vhost.c | 154 static void vhost_poll_func(struct file *file, wait_queue_head_t *wqh, in vhost_poll_func() argument
160 poll->wqh = wqh; in vhost_poll_func()
161 add_wait_queue(wqh, &poll->wait); in vhost_poll_func()
196 poll->wqh = NULL; in vhost_poll_init()
208 if (poll->wqh) in vhost_poll_start()
227 if (poll->wqh) { in vhost_poll_stop()
228 remove_wait_queue(poll->wqh, &poll->wait); in vhost_poll_stop()
229 poll->wqh = NULL; in vhost_poll_stop()
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| D | vhost.h | 32 wait_queue_head_t *wqh; member
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| /Linux-v5.15/virt/kvm/ |
| D | eventfd.c | 239 irqfd_ptable_queue_proc(struct file *file, wait_queue_head_t *wqh, in irqfd_ptable_queue_proc() argument
244 add_wait_queue_priority(wqh, &irqfd->wait); in irqfd_ptable_queue_proc()
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| /Linux-v5.15/Documentation/RCU/ |
| D | listRCU.rst | 426 spin_lock_irqsave(&ctx->wqh.lock, flags);
430 wake_up_locked_poll(&ctx->wqh, EPOLLIN);
432 spin_unlock_irqrestore(&ctx->wqh.lock, flags);
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