IGMP_TIMER_SCALE  846 net/ipv4/igmp.c 			max_delay = ih->code*(HZ/IGMP_TIMER_SCALE);
IGMP_TIMER_SCALE  870 net/ipv4/igmp.c 		max_delay = IGMPV3_MRC(ih3->code)*(HZ/IGMP_TIMER_SCALE);