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Defined in 1 files as a function:

Referenced in 4 files:

Smatch caller information:

mm/memremap.c pageunmap_range() -> pfn_first()

Type Parameter Key Value
PARAM_VALUE 0 pgmap 4096-ptr_max
PARAM_VALUE 0 pgmap->ranges 4096-ptr_max
PARAM_VALUE 1 range_id 0-s32max
BUF_SIZE 0 pgmap->ops (-1),32
BUF_SIZE 0 pgmap->owner (-1),64,472
CAPPED_DATA 1 range_id 1
DATA_SOURCE 0 pgmap $0
DATA_SOURCE 1 range_id $1
RX_PATH
TASK_NOT_RUNNING
UNITS 1 range_id unit_array_size
HALF_LOCKED2 &drm->dmem->mutex
HALF_LOCKED2 &mdevice->devmem_lock

mm/memremap.c pfn_len() -> pfn_first()

Type Parameter Key Value
PARAM_VALUE 0 pgmap 4096-ptr_max
PARAM_VALUE 1 range_id 0-s32max
BUF_SIZE 0 pgmap->ops (-1),32
BUF_SIZE 0 pgmap->owner (-1),64,472
CAPPED_DATA 0 pgmap 1
CAPPED_DATA 1 range_id 1
DATA_SOURCE 0 pgmap $0
DATA_SOURCE 1 range_id $1
RX_PATH
TASK_NOT_RUNNING
UNITS 1 range_id unit_array_size
HALF_LOCKED2 &mdevice->devmem_lock

mm/memremap.c pgmap_pfn_valid() -> pfn_first()

Type Parameter Key Value
PARAM_VALUE 0 pgmap 4096-ptr_max
PARAM_VALUE 0 pgmap->ranges 4096-ptr_max
PARAM_VALUE 1 range_id 0-s32max
CAPPED_DATA 1 range_id 1
DATA_SOURCE 0 pgmap $0
PARAM_COMPARE 1 range_id < $0->nr_range
RX_PATH
TASK_NOT_RUNNING
UNITS 1 range_id unit_array_size
LOCK2 global &mf_mutex
HALF_LOCKED2 &attr->mutex
HALF_LOCKED2 &of->mutex