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Defined in 1 files as a prototype:

Defined in 1 files as a function:

Referenced in 1 files:

Smatch caller information:

kernel/bpf/arena.c arena_alloc_pages() -> bpf_map_alloc_pages()

Type Parameter Key Value
PARAM_VALUE 0 map 4096-ptr_max
PARAM_VALUE 0 map->objcg 0,4096-ptr_max
PARAM_VALUE 1 nid (-1)-1024
PARAM_VALUE 2 nr_pages 1-1024
PARAM_VALUE 3 pages 1-u64max
CAPPED_DATA 1 nid 1
CAPPED_DATA 2 nr_pages 1
DATA_SOURCE 1 nid $3
DATA_SOURCE 3 pages r _kmalloc_nolock_noprof
MEM_ZERO 3 pages
PREEMPT_ADD <- disables preempt
UNITS 2 nr_pages unit_page
LOCK2 flags

kernel/bpf/arena.c arena_map_alloc() -> bpf_map_alloc_pages()

Type Parameter Key Value
PARAM_VALUE 0 map 4096-ptr_max
PARAM_VALUE 0 map->map_type 0-35
PARAM_VALUE 1 nid (-1)
PARAM_VALUE 2 nr_pages 1
PARAM_VALUE 3 pages 4096-ptr_max
USER_DATA 0 map->key_size 0-u32max
USER_DATA 0 map->map_extra 0-u64max
USER_DATA 0 map->map_flags 0-u32max[c]
USER_DATA 0 map->map_type 0-29,31-32,34
USER_DATA 0 map->max_entries 0-u32max
USER_DATA 0 map->numa_node 0-s32max
USER_DATA 0 map->value_size 0-u32max

kernel/bpf/arena.c arena_vm_fault() -> bpf_map_alloc_pages()

Type Parameter Key Value
PARAM_VALUE 1 nid (-1)
PARAM_VALUE 2 nr_pages 1
PARAM_VALUE 3 pages 5623842297376530432
PARAM_VALUE 3 *pages 0
BUF_SIZE 0 map s32min-(-2),1-s32max
BUF_SIZE 0 map s32min-(-2),1-s32max
PREEMPT_ADD <- disables preempt
RX_PATH
TASK_NOT_RUNNING
LOCK2 flags