Defined in 1 files as a prototype:

Defined in 1 files as a function:

Referenced in 2 files:

Smatch caller information:

mm/memory_hotplug.c mhp_deinit_memmap_on_memory() -> remove_pfn_range_from_zone()

Type Parameter Key Value
PARAM_VALUE 1 start_pfn 0,32768-18446744073709518848
PARAM_VALUE 2 nr_pages 1-u64max
CAPPED_DATA 1 start_pfn 1
CAPPED_DATA 1 start_pfn 1
CAPPED_DATA 2 nr_pages 1
CAPPED_DATA 2 nr_pages 1
DATA_SOURCE 1 start_pfn $0
DATA_SOURCE 2 nr_pages $1
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
UNITS 1 start_pfn unit_page
UNITS 2 nr_pages unit_page
LOCK2 &dev->mutex
HALF_LOCKED2 &device->physical_node_lock
HALF_LOCKED2 &of->mutex
HALF_LOCKED2 global &device_hotplug_lock
TYPE_LOCK (struct device)->mutex

mm/memory_hotplug.c offline_pages() -> remove_pfn_range_from_zone()

Type Parameter Key Value
PARAM_VALUE 0 zone 4096-ptr_max
PARAM_VALUE 0 zone->lock.rlock.dep_map->name 0-255
PARAM_VALUE 0 zone->present_pages 0-1
PARAM_VALUE 0 zone->zone_pgdat 4096-ptr_max
PARAM_VALUE 2 nr_pages 1-u64max
CAPPED_DATA 0 zone 1
CAPPED_DATA 2 nr_pages 1
CAPPED_DATA 2 nr_pages 1
DATA_SOURCE 0 zone $2
DATA_SOURCE 1 start_pfn $0
DATA_SOURCE 2 nr_pages $1
BIT_INFO 1 start_pfn 0x0,0xfffffffffffffe00
BIT_INFO 1 start_pfn 0x0,0xfffffffffffffe00
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
UNITS 1 start_pfn unit_page
UNITS 2 nr_pages unit_page
LOCK2 &dev->mutex
HALF_LOCKED2 &device->physical_node_lock
HALF_LOCKED2 &of->mutex
HALF_LOCKED2 global &device_hotplug_lock
TYPE_LOCK (struct device)->mutex

mm/memory_hotplug.c online_pages() -> remove_pfn_range_from_zone()

Type Parameter Key Value
PARAM_VALUE 0 zone 4096-ptr_max
PARAM_VALUE 0 zone->initialized 1
PARAM_VALUE 0 zone->zone_pgdat 4096-ptr_max
PARAM_VALUE 0 zone->zone_pgdat->node_start_pfn 0-18446744073709518848
PARAM_VALUE 0 zone->zone_pgdat->nr_zones (-2147483647)-s32max
PARAM_VALUE 0 zone->zone_start_pfn 0-18446744073709518848
PARAM_VALUE 1 start_pfn 0-s32max
PARAM_VALUE 2 nr_pages 1-16777216,18446744071562067969-u64max
BUF_SIZE 0 zone (-1),32768,49152
BUF_SIZE 0 zone (-1),32768,49152
CAPPED_DATA 0 zone 1
CAPPED_DATA 1 start_pfn 1
CAPPED_DATA 1 start_pfn 1
DATA_SOURCE 0 zone $2
DATA_SOURCE 1 start_pfn $0
DATA_SOURCE 2 nr_pages $1
BIT_INFO 1 start_pfn 0x0,0x7ffffe00
BIT_INFO 1 start_pfn 0x0,0x7ffffe00
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
UNITS 1 start_pfn unit_page
UNITS 2 nr_pages unit_page
LOCK2 &dev->mutex
HALF_LOCKED2 &device->physical_node_lock
HALF_LOCKED2 &of->mutex
HALF_LOCKED2 global &device_hotplug_lock
TYPE_LOCK (struct device)->mutex

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

Type Parameter Key Value
PARAM_VALUE 1 start_pfn 0-4503599627370495
PARAM_VALUE 2 nr_pages 0-4503599627370495
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
HALF_LOCKED2 &drm->dmem->mutex
HALF_LOCKED2 &mdevice->devmem_lock