Method writeOperation

conn.go:1331–1333

(write func(time.Time, int32) error, read func(time.Time, int) error)

}

func (c *Conn) writeOperation(write func(time.Time, int32) error, read func(time.Time, int) error) error {
	return c.do(&c.wdeadline, write, read)
}

func (c *Conn) enter() {
	atomic.AddInt32(&c.inflight, +1)