head_number       170 drivers/block/swim.c 	int		 head_number;	/* single- or double-sided drive */
head_number       573 drivers/block/swim.c 	else if (fs->head_number == 2) /* double-sided */
head_number       598 drivers/block/swim.c 		fs->head_number = swim_readbit(base, SINGLE_SIDED) ? 1 : 2;
head_number       790 drivers/block/swim.c 	fs->head_number = 2;