taglinefilesource code
PARTN_BITS1838drivers/block/ide-cd.cHWIF(drive)->gd->sizes[drive->select.b.unit << PARTN_BITS]
PARTN_BITS2669drivers/block/ide-cd.cblksize_size[HWIF(drive)->major][drive->select.b.unit << PARTN_BITS] = CD_FRAMESIZE;
PARTN_BITS536drivers/block/ide.cminors    = units * (1<<PARTN_BITS);
PARTN_BITS548drivers/block/ide.chwif->drives[unit].part = &gd->part[unit << PARTN_BITS];
PARTN_BITS552drivers/block/ide.cgd->minor_shift  = PARTN_BITS;    /* num bits for partitions */
PARTN_BITS553drivers/block/ide.cgd->max_p  = 1<<PARTN_BITS;  /* 1 + max partitions / drive */
PARTN_BITS1312drivers/block/ide.cunit = minor >> PARTN_BITS;
PARTN_BITS1679drivers/block/ide.crq->rq_dev = MKDEV(major,(drive->select.b.unit)<<PARTN_BITS);
PARTN_BITS1800drivers/block/ide.cminor = drive->select.b.unit << PARTN_BITS;
PARTN_BITS1810drivers/block/ide.cfor (p = 0; p < (1<<PARTN_BITS); ++p) {
PARTN_BITS3115drivers/block/ide.crevalidate_disk(MKDEV(hwif->major, i<<PARTN_BITS));
PARTN_BITS127drivers/block/ide.h#define PARTN_MASK  ((1<<PARTN_BITS)-1)  /* a useful bit mask */
PARTN_BITS123include/linux/blk.h#define DEVICE_NR(device)  (MINOR(device) >> PARTN_BITS)