tag	line	file	source code
track_shift	901	kernel/blk_drv/floppy.c	int count,head_shift,track_shift,total_shift;
track_shift	906	kernel/blk_drv/floppy.c	track_shift = 2 * head_shift + 1;
track_shift	909	kernel/blk_drv/floppy.c	((track_shift * track + head_shift * head) % floppy->sect);