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Documented in 1 files:

Defined in 1 files as a prototype:

Defined in 1 files as a function:

Referenced in 4 files:

Smatch caller information:

drivers/comedi/drivers.c comedi_driver_unregister() -> comedi_dev_get_from_minor()

Type Parameter Key Value
PARAM_VALUE 0 minor 0-47

drivers/comedi/kcomedilib/kcomedilib_main.c comedi_open_from() -> comedi_dev_get_from_minor()

Type Parameter Key Value
PARAM_VALUE 0 minor 0-47
CAPABLE 0 21
HARD_MAX 0 minor 47
NO_OVERFLOW_SIMPLE 0 minor
LOCK2 &dev->mutex
LOCK2 global &comedi_drivers_list_lock
TYPE_LOCK (struct comedi_device)->mutex

drivers/comedi/comedi_fops.c comedi_open() -> comedi_dev_get_from_minor()

Type Parameter Key Value
PARAM_VALUE 0 minor 0-1048575
DATA_SOURCE 0 minor r iminor
RX_PATH
TASK_NOT_RUNNING

drivers/comedi/comedi_fops.c max_read_buffer_kb_show() -> comedi_dev_get_from_minor()

Type Parameter Key Value
PARAM_VALUE 0 minor 0-1048575
RX_PATH
TASK_NOT_RUNNING
LOCK2 &of->mutex
HALF_LOCKED2 &of->prealloc_mutex
HALF_LOCKED2 &pool->lock
TYPE_LOCK (struct kernfs_open_file)->mutex

drivers/comedi/comedi_fops.c max_read_buffer_kb_store() -> comedi_dev_get_from_minor()

Type Parameter Key Value
PARAM_VALUE 0 minor 0-1048575
RX_PATH
TASK_NOT_RUNNING
LOCK2 &of->mutex
HALF_LOCKED2 &of->prealloc_mutex
HALF_LOCKED2 &pool->lock
TYPE_LOCK (struct kernfs_open_file)->mutex

drivers/comedi/comedi_fops.c max_write_buffer_kb_show() -> comedi_dev_get_from_minor()

Type Parameter Key Value
PARAM_VALUE 0 minor 0-1048575
RX_PATH
TASK_NOT_RUNNING
LOCK2 &of->mutex
HALF_LOCKED2 &of->prealloc_mutex
HALF_LOCKED2 &pool->lock
TYPE_LOCK (struct kernfs_open_file)->mutex

drivers/comedi/comedi_fops.c max_write_buffer_kb_store() -> comedi_dev_get_from_minor()

Type Parameter Key Value
PARAM_VALUE 0 minor 0-1048575
RX_PATH
TASK_NOT_RUNNING
LOCK2 &of->mutex
HALF_LOCKED2 &of->prealloc_mutex
HALF_LOCKED2 &pool->lock
TYPE_LOCK (struct kernfs_open_file)->mutex

drivers/comedi/comedi_fops.c read_buffer_kb_show() -> comedi_dev_get_from_minor()

Type Parameter Key Value
PARAM_VALUE 0 minor 0-1048575
RX_PATH
TASK_NOT_RUNNING
LOCK2 &of->mutex
HALF_LOCKED2 &of->prealloc_mutex
HALF_LOCKED2 &pool->lock
TYPE_LOCK (struct kernfs_open_file)->mutex

drivers/comedi/comedi_fops.c read_buffer_kb_store() -> comedi_dev_get_from_minor()

Type Parameter Key Value
PARAM_VALUE 0 minor 0-1048575
RX_PATH
TASK_NOT_RUNNING
LOCK2 &of->mutex
HALF_LOCKED2 &of->prealloc_mutex
HALF_LOCKED2 &pool->lock
TYPE_LOCK (struct kernfs_open_file)->mutex

drivers/comedi/comedi_fops.c write_buffer_kb_show() -> comedi_dev_get_from_minor()

Type Parameter Key Value
PARAM_VALUE 0 minor 0-1048575
RX_PATH
TASK_NOT_RUNNING
LOCK2 &of->mutex
HALF_LOCKED2 &of->prealloc_mutex
HALF_LOCKED2 &pool->lock
TYPE_LOCK (struct kernfs_open_file)->mutex

drivers/comedi/comedi_fops.c write_buffer_kb_store() -> comedi_dev_get_from_minor()

Type Parameter Key Value
PARAM_VALUE 0 minor 0-1048575
RX_PATH
TASK_NOT_RUNNING
LOCK2 &of->mutex
HALF_LOCKED2 &of->prealloc_mutex
HALF_LOCKED2 &pool->lock
TYPE_LOCK (struct kernfs_open_file)->mutex

drivers/comedi/proc.c comedi_read() -> comedi_dev_get_from_minor()

Type Parameter Key Value
PARAM_VALUE 0 minor 0-47
RX_PATH
TASK_NOT_RUNNING
LOCK2 &m->lock
TYPE_LOCK (struct seq_file)->lock