CAN_EFF_RCV_HASH_BITS 50 include/linux/can/can-ml.h #define CAN_EFF_RCV_ARRAY_SZ (1 << CAN_EFF_RCV_HASH_BITS) CAN_EFF_RCV_HASH_BITS 331 net/can/af_can.c hash ^= can_id >> CAN_EFF_RCV_HASH_BITS; CAN_EFF_RCV_HASH_BITS 332 net/can/af_can.c hash ^= can_id >> (2 * CAN_EFF_RCV_HASH_BITS); CAN_EFF_RCV_HASH_BITS 334 net/can/af_can.c return hash & ((1 << CAN_EFF_RCV_HASH_BITS) - 1);