block/bsg.c

39

#define BSG_MAX_DEVS (1 << MINORBITS)

block/genhd.c

56

#define NR_EXT_DEVT (1 << MINORBITS)

drivers/android/binder/rust_binderfs.c

42

#define BINDERFS_MAX_MINOR (1U << MINORBITS)

drivers/android/binderfs.c

40

#define BINDERFS_MAX_MINOR (1U << MINORBITS)

drivers/block/aoe/aoedev.c

35

#define N_DEVS ((1U<<MINORBITS)/AOE_PARTITIONS)

drivers/block/brd.c

381

if ((1U << MINORBITS) % max_part != 0)

drivers/block/loop.c

2271

if (max_loop > 1UL << (MINORBITS - part_shift)) {

drivers/block/nbd.c

2672

if (nbds_max > 1UL << (MINORBITS - part_shift))

drivers/block/rbd.c

5414

minor_to_rbd_dev_id(1 << MINORBITS) - 1,

drivers/block/rnbd/rnbd-clt.c

1428

(1 << (MINORBITS - RNBD_PART_BITS)) - 1,

drivers/block/ublk_drv.c

52

#define UBLK_MINORS (1U << MINORBITS)

drivers/block/virtio_blk.c

1453

minor_to_index(1 << MINORBITS) - 1, GFP_KERNEL);

drivers/block/xen-blkfront.c

1107

if (minor >> MINORBITS) {

drivers/fwctl/main.c

20

static_assert(FWCTL_MAX_DEVICES < (1U << MINORBITS));

drivers/gpu/drm/drm_drv.c

140

#define DRM_EXTENDED_MINOR_LIMIT XA_LIMIT(192, (1 << MINORBITS) - 1)

drivers/md/bcache/super.c

60

#define BCACHE_DEVICE_IDX_MAX ((1U << MINORBITS)/BCACHE_MINORS)

drivers/md/dm-init.c

216

dev->dmi.dev >= (1 << MINORBITS))

drivers/md/dm.c

2176

if (minor >= (1 << MINORBITS))

drivers/md/dm.c

2198

r = idr_alloc(&_minor_idr, MINOR_ALLOCED, 0, 1 << MINORBITS, GFP_NOWAIT);

drivers/md/dm.c

2650

if (MAJOR(dev) != _major || minor >= (1 << MINORBITS))

drivers/mmc/core/block.c

3415

max_devices = min(MAX_DEVICES, (1 << MINORBITS) / perdev_minors);

drivers/mtd/mtdchar.c

1425

ret = __register_chrdev(MTD_CHAR_MAJOR, 0, 1 << MINORBITS,

drivers/mtd/mtdchar.c

1438

__unregister_chrdev(MTD_CHAR_MAJOR, 0, 1 << MINORBITS, "mtd");

drivers/net/tap.c

39

#define TAP_NUM_DEVS (1U << MINORBITS)

drivers/net/wwan/wwan_core.c

29

#define WWAN_MAX_MINORS (1 << MINORBITS)

drivers/nvme/host/core.c

34

#define NVME_MINORS (1U << MINORBITS)

drivers/s390/block/dasd_int.h

14

#define DASD_PER_MAJOR (1U << (MINORBITS - DASD_PARTN_BITS))

drivers/s390/block/dcssblk.c

138

for (minor = 0; minor < (1<<MINORBITS); minor++) {

drivers/scsi/sg.c

74

#define SG_MAX_DEVS (1 << MINORBITS)

drivers/uio/uio.c

29

#define UIO_MAX_DEVICES (1U << MINORBITS)

drivers/vdpa/vdpa_user/vduse_dev.c

43

#define VDUSE_DEV_MAX (1U << MINORBITS)

drivers/vhost/vdpa.c

35

#define VHOST_VDPA_DEV_MAX (1U << MINORBITS)

fs/resctrl/pseudo_lock.c

33

static unsigned long pseudo_lock_minor_avail = GENMASK(MINORBITS, 0);

fs/resctrl/pseudo_lock.c

64

first_bit = find_first_bit(&pseudo_lock_minor_avail, MINORBITS);

fs/resctrl/pseudo_lock.c

66

if (first_bit == MINORBITS)

fs/super.c

1265

dev = ida_alloc_range(&unnamed_dev_ida, 1, (1 << MINORBITS) - 1,

include/linux/kdev_t.h

10

#define MAJOR(dev) ((unsigned int) ((dev) >> MINORBITS))

include/linux/kdev_t.h

12

#define MKDEV(ma,mi) (((ma) << MINORBITS) | (mi))

include/linux/kdev_t.h

8

#define MINORMASK ((1U << MINORBITS) - 1)

include/linux/tty.h

25

#define NR_UNIX98_PTY_MAX (1 << MINORBITS) /* Absolute limit */

tools/testing/selftests/bpf/progs/bpf_iter_task_vmas.c

16

#define MINORMASK ((1U << MINORBITS) - 1)

tools/testing/selftests/bpf/progs/bpf_iter_task_vmas.c

17

#define MAJOR(dev) ((unsigned int) ((dev) >> MINORBITS))