79 	struct minmax *gradients;  member
194 	if (ca->gradients) {  in tcp_cdg_grad()
195 		ca->gsum.min += gmin - ca->gradients[ca->tail].min;  in tcp_cdg_grad()
196 		ca->gsum.max += gmax - ca->gradients[ca->tail].max;  in tcp_cdg_grad()
197 		ca->gradients[ca->tail].min = gmin;  in tcp_cdg_grad()
198 		ca->gradients[ca->tail].max = gmax;  in tcp_cdg_grad()
214 		if (!ca->gradients && window > 1)  in tcp_cdg_grad()
356 	struct minmax *gradients;  in tcp_cdg_cwnd_event()  local
360 		gradients = ca->gradients;  in tcp_cdg_cwnd_event()
361 		if (gradients)  in tcp_cdg_cwnd_event()
362 			memset(gradients, 0, window * sizeof(gradients[0]));  in tcp_cdg_cwnd_event()
365 		ca->gradients = gradients;  in tcp_cdg_cwnd_event()
387 		ca->gradients = kcalloc(window, sizeof(ca->gradients[0]),  in tcp_cdg_init()
397 	kfree(ca->gradients);  in tcp_cdg_release()