E1000_VFMAILBOX_SIZE   20 drivers/net/ethernet/intel/igb/e1000_mbx.h #define E1000_VFMAILBOX_SIZE	16 /* 16 32 bit words - 64 bytes */
E1000_VFMAILBOX_SIZE   19 drivers/net/ethernet/intel/igbvf/mbx.h #define E1000_VFMAILBOX_SIZE	16 /* 16 32 bit words - 64 bytes */