39     count: u64,  field
46     pub fn new(count: u64, flags: EventFdFlags, id: u32) -> Self {  in new()
47         EventFd { count, flags, id }  in new()
82         let count = self.eventfd.lock().count;  in readable()  localVariable
83         return count > 0;  in readable()
121         while lock_efd.count == 0 {  in read_at()
135         let mut val = lock_efd.count;  in read_at()
139             eventfd.count -= 1;  in read_at()
142             eventfd.count = 0;  in read_at()
178             if u64::MAX - eventfd.count > val {  in write_at()
191         eventfd.count += val;  in write_at()
206         if self.eventfd.lock().count != 0 {  in poll()
209         if self.eventfd.lock().count != u64::MAX {  in poll()