52 	wait_queue_head_t fault_pending_wqh;  member
169 		VM_BUG_ON(spin_is_locked(&ctx->fault_pending_wqh.lock));  in userfaultfd_ctx_put()
170 		VM_BUG_ON(waitqueue_active(&ctx->fault_pending_wqh));  in userfaultfd_ctx_put()
491 	spin_lock_irq(&ctx->fault_pending_wqh.lock);  in handle_userfault()
496 	__add_wait_queue(&ctx->fault_pending_wqh, &uwq.wq);  in handle_userfault()
503 	spin_unlock_irq(&ctx->fault_pending_wqh.lock);  in handle_userfault()
535 		spin_lock_irq(&ctx->fault_pending_wqh.lock);  in handle_userfault()
541 		spin_unlock_irq(&ctx->fault_pending_wqh.lock);  in handle_userfault()
901 	spin_lock_irq(&ctx->fault_pending_wqh.lock);  in userfaultfd_release()
902 	__wake_up_locked_key(&ctx->fault_pending_wqh, TASK_NORMAL, &range);  in userfaultfd_release()
904 	spin_unlock_irq(&ctx->fault_pending_wqh.lock);  in userfaultfd_release()
936 	return find_userfault_in(&ctx->fault_pending_wqh);  in find_userfault()
973 	if (waitqueue_active(&ctx->fault_pending_wqh))  in userfaultfd_poll()
1020 		spin_lock(&ctx->fault_pending_wqh.lock);  in userfaultfd_ctx_read()
1060 			spin_unlock(&ctx->fault_pending_wqh.lock);  in userfaultfd_ctx_read()
1064 		spin_unlock(&ctx->fault_pending_wqh.lock);  in userfaultfd_ctx_read()
1198 	spin_lock_irq(&ctx->fault_pending_wqh.lock);  in __wake_userfault()
1200 	if (waitqueue_active(&ctx->fault_pending_wqh))  in __wake_userfault()
1201 		__wake_up_locked_key(&ctx->fault_pending_wqh, TASK_NORMAL,  in __wake_userfault()
1205 	spin_unlock_irq(&ctx->fault_pending_wqh.lock);  in __wake_userfault()
1231 		need_wakeup = waitqueue_active(&ctx->fault_pending_wqh) ||  in wake_userfault()
2022 	spin_lock_irq(&ctx->fault_pending_wqh.lock);  in userfaultfd_show_fdinfo()
2023 	list_for_each_entry(wq, &ctx->fault_pending_wqh.head, entry) {  in userfaultfd_show_fdinfo()
2030 	spin_unlock_irq(&ctx->fault_pending_wqh.lock);  in userfaultfd_show_fdinfo()
2059 	init_waitqueue_head(&ctx->fault_pending_wqh);  in init_once_userfaultfd_ctx()
2063 	seqcount_spinlock_init(&ctx->refile_seq, &ctx->fault_pending_wqh.lock);  in init_once_userfaultfd_ctx()