ethtool_regs 379 include/linux/ethtool.h void (*get_regs)(struct net_device *, struct ethtool_regs *, void *); ethtool_regs 244 net/core/ethtool.c struct ethtool_regs regs; ethtool_regs 268 net/core/ethtool.c useraddr += offsetof(struct ethtool_regs, data);