Defined in 1 files as a function:
Referenced in 1 files:
Smatch caller information:
drivers/comedi/comedi_fops.c do_bufconfig_ioctl() -> resize_async_buffer()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | dev | 4096-ptr_max |
| PARAM_VALUE | 0 | dev->attached | 1 |
| PARAM_VALUE | 0 | dev->mutex.dep_map->name | 0-255 |
| PARAM_VALUE | 0 | dev->mutex.first_waiter | 0,4096-ptr_max |
| PARAM_VALUE | 0 | dev->mutex.first_waiter->list.prev->next | 5159360019465732096 |
| PARAM_VALUE | 0 | dev->mutex.osq.tail.counter | 0-s32max |
| PARAM_VALUE | 0 | dev->mutex.wait_lock.dep_map->name | 0-255 |
| PARAM_VALUE | 0 | dev->mutex.wait_lock.owner | (-1) |
| PARAM_VALUE | 0 | dev->mutex.wait_lock.owner_cpu | u32max |
| PARAM_VALUE | 0 | dev->n_subdevices | s32min-(-1),1-s32max |
| PARAM_VALUE | 0 | dev->subdevices | 4096-ptr_max |
| PARAM_VALUE | 1 | s | 4096-ptr_max |
| PARAM_VALUE | 1 | s->async | 1-u64max |
| PARAM_VALUE | 2 | new_size | 1-u32max |
| DATA_SOURCE | 0 | dev | $0 |
| USER_DATA | 2 | new_size | 1-u32max |
| UNITS | 2 | new_size | unit_byte |
| LOCK2 | 0 | &dev->mutex | |
| TYPE_LOCK | (struct comedi_device)->mutex |
drivers/comedi/comedi_fops.c read_buffer_kb_store() -> resize_async_buffer()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | dev | 1-u64max |
| PARAM_VALUE | 0 | dev->mutex.dep_map->name | 0-255 |
| PARAM_VALUE | 0 | dev->mutex.first_waiter | 0,4096-ptr_max |
| PARAM_VALUE | 0 | dev->mutex.first_waiter->list.prev->next | 5159360019465732096 |
| PARAM_VALUE | 0 | dev->mutex.osq.tail.counter | 0-s32max |
| PARAM_VALUE | 0 | dev->mutex.wait_lock.dep_map->name | 0-255 |
| PARAM_VALUE | 0 | dev->mutex.wait_lock.owner | (-1) |
| PARAM_VALUE | 0 | dev->mutex.wait_lock.owner_cpu | u32max |
| PARAM_VALUE | 1 | s | 4096-ptr_max |
| PARAM_VALUE | 1 | s->async | 1-u64max |
| PARAM_VALUE | 1 | s->subdev_flags | s32min-(-1),32768-s32max |
| PARAM_VALUE | 2 | new_size | 0-4294966272 |
| CAPPED_DATA | 0 | dev | 1 |
| CAPPED_DATA | 0 | &dev->mutex | 1 |
| DATA_SOURCE | 0 | dev | r comedi_dev_get_from_minor |
| BIT_INFO | 1 | s->subdev_flags | 0x8000,0x7fffffff |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| NO_OVERFLOW_SIMPLE | 2 | new_size | |
| LOCK2 | &of->mutex | ||
| LOCK2 | 0 | &dev->mutex | |
| HALF_LOCKED2 | &of->prealloc_mutex | ||
| HALF_LOCKED2 | &pool->lock | ||
| TYPE_LOCK | (struct comedi_device)->mutex | ||
| TYPE_LOCK | (struct kernfs_open_file)->mutex |
drivers/comedi/comedi_fops.c write_buffer_kb_store() -> resize_async_buffer()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | dev | 1-u64max |
| PARAM_VALUE | 0 | dev->mutex.dep_map->name | 0-255 |
| PARAM_VALUE | 0 | dev->mutex.first_waiter | 0,4096-ptr_max |
| PARAM_VALUE | 0 | dev->mutex.first_waiter->list.prev->next | 5159360019465732096 |
| PARAM_VALUE | 0 | dev->mutex.osq.tail.counter | 0-s32max |
| PARAM_VALUE | 0 | dev->mutex.wait_lock.dep_map->name | 0-255 |
| PARAM_VALUE | 0 | dev->mutex.wait_lock.owner | (-1) |
| PARAM_VALUE | 0 | dev->mutex.wait_lock.owner_cpu | u32max |
| PARAM_VALUE | 1 | s | 4096-ptr_max |
| PARAM_VALUE | 1 | s->async | 1-u64max |
| PARAM_VALUE | 1 | s->subdev_flags | s32min-(-1),16384-s32max |
| PARAM_VALUE | 2 | new_size | 0-4294966272 |
| CAPPED_DATA | 0 | dev | 1 |
| CAPPED_DATA | 0 | &dev->mutex | 1 |
| DATA_SOURCE | 0 | dev | r comedi_dev_get_from_minor |
| BIT_INFO | 1 | s->subdev_flags | 0x4000,0x7fffffff |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| NO_OVERFLOW_SIMPLE | 2 | new_size | |
| LOCK2 | &of->mutex | ||
| LOCK2 | 0 | &dev->mutex | |
| HALF_LOCKED2 | &of->prealloc_mutex | ||
| HALF_LOCKED2 | &pool->lock | ||
| TYPE_LOCK | (struct comedi_device)->mutex | ||
| TYPE_LOCK | (struct kernfs_open_file)->mutex |