62 	wait_queue_head_t event_wqh;  member
171 		VM_BUG_ON(spin_is_locked(&ctx->event_wqh.lock));  in userfaultfd_ctx_put()
172 		VM_BUG_ON(waitqueue_active(&ctx->event_wqh));  in userfaultfd_ctx_put()
596 	spin_lock_irq(&ctx->event_wqh.lock);  in userfaultfd_event_wait_completion()
601 	__add_wait_queue(&ctx->event_wqh, &ewq->wq);  in userfaultfd_event_wait_completion()
614 			__remove_wait_queue(&ctx->event_wqh, &ewq->wq);  in userfaultfd_event_wait_completion()
626 		spin_unlock_irq(&ctx->event_wqh.lock);  in userfaultfd_event_wait_completion()
631 		spin_lock_irq(&ctx->event_wqh.lock);  in userfaultfd_event_wait_completion()
634 	spin_unlock_irq(&ctx->event_wqh.lock);  in userfaultfd_event_wait_completion()
667 	wake_up_locked(&ctx->event_wqh);  in userfaultfd_event_complete()
668 	__remove_wait_queue(&ctx->event_wqh, &ewq->wq);  in userfaultfd_event_complete()
939 	wake_up_all(&ctx->event_wqh);  in userfaultfd_release()
974 	return find_userfault_in(&ctx->event_wqh);  in find_userfault_evt()
1008 		else if (waitqueue_active(&ctx->event_wqh))  in userfaultfd_poll()
1103 		spin_lock(&ctx->event_wqh.lock);  in userfaultfd_ctx_read()
1119 				spin_unlock(&ctx->event_wqh.lock);  in userfaultfd_ctx_read()
1125 			spin_unlock(&ctx->event_wqh.lock);  in userfaultfd_ctx_read()
1129 		spin_unlock(&ctx->event_wqh.lock);  in userfaultfd_ctx_read()
1149 		spin_lock_irq(&ctx->event_wqh.lock);  in userfaultfd_ctx_read()
1171 			__add_wait_queue(&ctx->event_wqh, &uwq->wq);  in userfaultfd_ctx_read()
1195 		spin_unlock_irq(&ctx->event_wqh.lock);  in userfaultfd_ctx_read()
1943 	init_waitqueue_head(&ctx->event_wqh);  in init_once_userfaultfd_ctx()