26 	struct bpf_map map;  member
50 static inline bool stack_map_use_build_id(struct bpf_map *map)  in stack_map_use_build_id()  argument
52 	return (map->map_flags & BPF_F_STACK_BUILD_ID);  in stack_map_use_build_id()
55 static inline int stack_map_data_size(struct bpf_map *map)  in stack_map_data_size()  argument
57 	return stack_map_use_build_id(map) ?  in stack_map_data_size()
63 	u32 elem_size = sizeof(struct stack_map_bucket) + smap->map.value_size;  in prealloc_elems_and_freelist()
66 	smap->elems = bpf_map_area_alloc(elem_size * smap->map.max_entries,  in prealloc_elems_and_freelist()
67 					 smap->map.numa_node);  in prealloc_elems_and_freelist()
76 			       smap->map.max_entries);  in prealloc_elems_and_freelist()
128 	bpf_map_init_from_attr(&smap->map, attr);  in stack_map_alloc()
129 	smap->map.value_size = value_size;  in stack_map_alloc()
140 	bpf_map_charge_move(&smap->map.memory, &mem);  in stack_map_alloc()
142 	return &smap->map;  in stack_map_alloc()
346 BPF_CALL_3(bpf_get_stackid, struct pt_regs *, regs, struct bpf_map *, map,  in BPF_CALL_3()  argument
349 	struct bpf_stack_map *smap = container_of(map, struct bpf_stack_map, map);  in BPF_CALL_3()
352 	u32 max_depth = map->value_size / stack_map_data_size(map);  in BPF_CALL_3()
394 	if (stack_map_use_build_id(map)) {  in BPF_CALL_3()
514 static void *stack_map_lookup_elem(struct bpf_map *map, void *key)  in stack_map_lookup_elem()  argument
520 int bpf_stackmap_copy(struct bpf_map *map, void *key, void *value)  in bpf_stackmap_copy()  argument
522 	struct bpf_stack_map *smap = container_of(map, struct bpf_stack_map, map);  in bpf_stackmap_copy()
533 	trace_len = bucket->nr * stack_map_data_size(map);  in bpf_stackmap_copy()
535 	memset(value + trace_len, 0, map->value_size - trace_len);  in bpf_stackmap_copy()
543 static int stack_map_get_next_key(struct bpf_map *map, void *key,  in stack_map_get_next_key()  argument
546 	struct bpf_stack_map *smap = container_of(map,  in stack_map_get_next_key()
547 						  struct bpf_stack_map, map);  in stack_map_get_next_key()
572 static int stack_map_update_elem(struct bpf_map *map, void *key, void *value,  in stack_map_update_elem()  argument
579 static int stack_map_delete_elem(struct bpf_map *map, void *key)  in stack_map_delete_elem()  argument
581 	struct bpf_stack_map *smap = container_of(map, struct bpf_stack_map, map);  in stack_map_delete_elem()
598 static void stack_map_free(struct bpf_map *map)  in stack_map_free()  argument
600 	struct bpf_stack_map *smap = container_of(map, struct bpf_stack_map, map);  in stack_map_free()