Defined in 1 files as a function:
Referenced in 1 files:
Smatch caller information:
kernel/bpf/syscall.c generic_map_lookup_batch() -> bpf_map_copy_value()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | map | 4096-ptr_max |
| PARAM_VALUE | 0 | map->ops | 4096-ptr_max |
| PARAM_VALUE | 0 | map->ops->map_lookup_batch | 631431616227323904,968212869968297984,3636988385139924992,5229998854994575360,6341067303080312832,6609440822477774848 |
| PARAM_VALUE | 1 | key | 1-18446744073709551614 |
| PARAM_VALUE | 2 | value | 4096-ptr_max |
| PARAM_VALUE | 3 | flags | 4-u64max |
| BUF_SIZE | 0 | map | s32min-(-2),1-s32max |
| BUF_SIZE | 0 | map | s32min-(-2),1-s32max |
| BUF_SIZE | 1 | key | 0-u32max |
| BUF_SIZE | 1 | key | 0-u32max |
| DATA_SOURCE | 0 | map | $0 |
| USER_DATA | 1 | *key | s64min-s64max[c] |
| UNITS | 2 | value | unit_byte |
| USER_PTR | 1 | key |
kernel/bpf/syscall.c map_lookup_elem() -> bpf_map_copy_value()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | map | 4096-ptr_max |
| PARAM_VALUE | 0 | map->key_size | 0-s32max |
| PARAM_VALUE | 0 | map->map_type | 30 |
| PARAM_VALUE | 1 | key | 0,16,4096-ptr_max |
| PARAM_VALUE | 2 | value | 1-18446744073709551614 |
| PARAM_VALUE | 3 | flags | 4-u64max |
| BUF_SIZE | 0 | map | s32min-(-2),1-s32max |
| BUF_SIZE | 0 | map | s32min-(-2),1-s32max |
| BUF_SIZE | 1 | key | s32min-s32max |
| BUF_SIZE | 2 | value | 0-u32max |
| BUF_SIZE | 2 | value | 0-u32max |
| CAPPED_DATA | 0 | map->key_size | 1 |
| DATA_SOURCE | 0 | map | r __bpf_map_get |
| DATA_SOURCE | 1 | key | r __bpf_copy_key |
| DATA_SOURCE | 2 | value | r __kvmalloc_node_noprof |
| USER_DATA | 1 | *key | s64min-s64max |
| USER_DATA | 2 | *value | s64min-s64max |
| USER_DATA | 3 | flags | 4-u64max |
| USER_PTR | 1 | key | |
| USER_PTR | 2 | value |
kernel/bpf/syscall.c map_lookup_elem() -> bpf_map_copy_value()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | map | 4096-ptr_max |
| PARAM_VALUE | 0 | map->key_size | 0-s32max |
| PARAM_VALUE | 0 | map->map_type | 0-29,31-u32max |
| PARAM_VALUE | 1 | key | 0,16,4096-ptr_max |
| PARAM_VALUE | 2 | value | 1-18446744073709551614 |
| PARAM_VALUE | 3 | flags | 4-u64max |
| BUF_SIZE | 0 | map | s32min-(-2),1-s32max |
| BUF_SIZE | 0 | map | s32min-(-2),1-s32max |
| BUF_SIZE | 1 | key | s32min-s32max |
| BUF_SIZE | 2 | value | 0-u32max |
| BUF_SIZE | 2 | value | 0-u32max |
| CAPPED_DATA | 0 | map->key_size | 1 |
| DATA_SOURCE | 0 | map | r __bpf_map_get |
| DATA_SOURCE | 1 | key | r __bpf_copy_key |
| DATA_SOURCE | 2 | value | r __kvmalloc_node_noprof |
| USER_DATA | 1 | *key | s64min-s64max |
| USER_DATA | 3 | flags | 4-u64max |
| USER_PTR | 1 | key |