79 struct cdg {  struct
80 	struct cdg_minmax rtt;  argument
81 	struct cdg_minmax rtt_prev;  argument
82 	struct cdg_minmax *gradients;  argument
83 	struct cdg_minmax gsum;  argument
84 	bool gfilled;
85 	u8  tail;
86 	u8  state;
87 	u8  delack;
88 	u32 rtt_seq;
89 	u32 shadow_wnd;
90 	u16 backoff_cnt;
91 	u16 sample_cnt;
92 	s32 delay_min;
93 	u32 last_ack;
94 	u32 round_start;