ATA_DF            866 include/linux/ata.h 	return ((status & (ATA_BUSY | ATA_DRDY | ATA_DF | ATA_DRQ | ATA_ERR))
ATA_DF             87 include/linux/ide.h #define BAD_W_STAT	(BAD_R_STAT | ATA_DF)
ATA_DF           1392 include/linux/libata.h 	if (status & (ATA_ERR | ATA_DF))